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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `src/mito2/src/worker.rs`."><title>worker.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-17e0aaed.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="mito2" data-themes="" data-resource-suffix="" data-rustdoc-version="1.96.0-nightly (ac7f9ec7d 2026-03-20)" data-channel="nightly" data-search-js="search-63369b7b.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-5013f961.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content" tabindex="-1"><div class="main-heading"><h1><div class="sub-heading">mito2/</div>worker.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-4"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="comment">// Copyright 2023 Greptime Team
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<a href=#2 id=2 data-nosnippet>2</a>//
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<a href=#3 id=3 data-nosnippet>3</a>// Licensed under the Apache License, Version 2.0 (the "License");
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<a href=#4 id=4 data-nosnippet>4</a>// you may not use this file except in compliance with the License.
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<a href=#5 id=5 data-nosnippet>5</a>// You may obtain a copy of the License at
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<a href=#6 id=6 data-nosnippet>6</a>//
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<a href=#7 id=7 data-nosnippet>7</a>// http://www.apache.org/licenses/LICENSE-2.0
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<a href=#8 id=8 data-nosnippet>8</a>//
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<a href=#9 id=9 data-nosnippet>9</a>// Unless required by applicable law or agreed to in writing, software
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<a href=#10 id=10 data-nosnippet>10</a>// distributed under the License is distributed on an "AS IS" BASIS,
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<a href=#11 id=11 data-nosnippet>11</a>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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<a href=#12 id=12 data-nosnippet>12</a>// See the License for the specific language governing permissions and
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<a href=#13 id=13 data-nosnippet>13</a>// limitations under the License.
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<a href=#14 id=14 data-nosnippet>14</a>
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<a href=#15 id=15 data-nosnippet>15</a></span><span class="doccomment">//! Structs and utilities for writing regions.
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<a href=#16 id=16 data-nosnippet>16</a>
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<a href=#17 id=17 data-nosnippet>17</a></span><span class="kw">mod </span>handle_alter;
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<a href=#18 id=18 data-nosnippet>18</a><span class="kw">mod </span>handle_apply_staging;
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<a href=#19 id=19 data-nosnippet>19</a><span class="kw">mod </span>handle_bulk_insert;
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<a href=#20 id=20 data-nosnippet>20</a><span class="kw">mod </span>handle_catchup;
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<a href=#21 id=21 data-nosnippet>21</a><span class="kw">mod </span>handle_close;
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<a href=#22 id=22 data-nosnippet>22</a><span class="kw">mod </span>handle_compaction;
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<a href=#23 id=23 data-nosnippet>23</a><span class="kw">mod </span>handle_copy_region;
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<a href=#24 id=24 data-nosnippet>24</a><span class="kw">mod </span>handle_create;
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<a href=#25 id=25 data-nosnippet>25</a><span class="kw">mod </span>handle_drop;
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<a href=#26 id=26 data-nosnippet>26</a><span class="kw">mod </span>handle_enter_staging;
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<a href=#27 id=27 data-nosnippet>27</a><span class="kw">mod </span>handle_flush;
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<a href=#28 id=28 data-nosnippet>28</a><span class="kw">mod </span>handle_manifest;
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<a href=#29 id=29 data-nosnippet>29</a><span class="kw">mod </span>handle_open;
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<a href=#30 id=30 data-nosnippet>30</a><span class="kw">mod </span>handle_rebuild_index;
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<a href=#31 id=31 data-nosnippet>31</a><span class="kw">mod </span>handle_remap;
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<a href=#32 id=32 data-nosnippet>32</a><span class="kw">mod </span>handle_truncate;
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<a href=#33 id=33 data-nosnippet>33</a><span class="kw">mod </span>handle_write;
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<a href=#34 id=34 data-nosnippet>34</a>
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<a href=#35 id=35 data-nosnippet>35</a><span class="kw">use </span>std::collections::HashMap;
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<a href=#36 id=36 data-nosnippet>36</a><span class="kw">use </span>std::path::Path;
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<a href=#37 id=37 data-nosnippet>37</a><span class="kw">use </span>std::sync::Arc;
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<a href=#38 id=38 data-nosnippet>38</a><span class="kw">use </span>std::sync::atomic::{AtomicBool, Ordering};
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<a href=#39 id=39 data-nosnippet>39</a><span class="kw">use </span>std::time::Duration;
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<a href=#40 id=40 data-nosnippet>40</a>
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<a href=#41 id=41 data-nosnippet>41</a><span class="kw">use </span>common_base::Plugins;
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<a href=#42 id=42 data-nosnippet>42</a><span class="kw">use </span>common_error::ext::BoxedError;
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<a href=#43 id=43 data-nosnippet>43</a><span class="kw">use </span>common_meta::key::SchemaMetadataManagerRef;
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<a href=#44 id=44 data-nosnippet>44</a><span class="kw">use </span>common_runtime::JoinHandle;
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<a href=#45 id=45 data-nosnippet>45</a><span class="kw">use </span>common_stat::get_total_memory_bytes;
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<a href=#46 id=46 data-nosnippet>46</a><span class="kw">use </span>common_telemetry::{error, info, warn};
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<a href=#47 id=47 data-nosnippet>47</a><span class="kw">use </span>futures::future::try_join_all;
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<a href=#48 id=48 data-nosnippet>48</a><span class="kw">use </span>object_store::manager::ObjectStoreManagerRef;
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<a href=#49 id=49 data-nosnippet>49</a><span class="kw">use </span>prometheus::{Histogram, IntGauge};
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<a href=#50 id=50 data-nosnippet>50</a><span class="kw">use </span>rand::{Rng, rng};
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<a href=#51 id=51 data-nosnippet>51</a><span class="kw">use </span>snafu::{ResultExt, ensure};
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<a href=#52 id=52 data-nosnippet>52</a><span class="kw">use </span>store_api::logstore::LogStore;
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<a href=#53 id=53 data-nosnippet>53</a><span class="kw">use </span>store_api::region_engine::{
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<a href=#54 id=54 data-nosnippet>54</a> SetRegionRoleStateResponse, SetRegionRoleStateSuccess, SettableRegionRoleState,
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<a href=#55 id=55 data-nosnippet>55</a>};
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<a href=#56 id=56 data-nosnippet>56</a><span class="kw">use </span>store_api::storage::{FileId, RegionId};
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<a href=#57 id=57 data-nosnippet>57</a><span class="kw">use </span>tokio::sync::mpsc::{Receiver, Sender};
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<a href=#58 id=58 data-nosnippet>58</a><span class="kw">use </span>tokio::sync::{Mutex, Semaphore, mpsc, oneshot, watch};
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<a href=#59 id=59 data-nosnippet>59</a>
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<a href=#60 id=60 data-nosnippet>60</a><span class="kw">use </span><span class="kw">crate</span>::cache::write_cache::{WriteCache, WriteCacheRef};
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<a href=#61 id=61 data-nosnippet>61</a><span class="kw">use </span><span class="kw">crate</span>::cache::{CacheManager, CacheManagerRef};
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<a href=#62 id=62 data-nosnippet>62</a><span class="kw">use </span><span class="kw">crate</span>::compaction::CompactionScheduler;
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<a href=#63 id=63 data-nosnippet>63</a><span class="kw">use </span><span class="kw">crate</span>::compaction::memory_manager::{CompactionMemoryManager, new_compaction_memory_manager};
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<a href=#64 id=64 data-nosnippet>64</a><span class="kw">use </span><span class="kw">crate</span>::config::MitoConfig;
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<a href=#65 id=65 data-nosnippet>65</a><span class="kw">use </span><span class="kw">crate</span>::error::{<span class="self">self</span>, CreateDirSnafu, JoinSnafu, <span class="prelude-ty">Result</span>, WorkerStoppedSnafu};
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<a href=#66 id=66 data-nosnippet>66</a><span class="kw">use </span><span class="kw">crate</span>::flush::{FlushScheduler, WriteBufferManagerImpl, WriteBufferManagerRef};
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<a href=#67 id=67 data-nosnippet>67</a><span class="kw">use </span><span class="kw">crate</span>::gc::{GcLimiter, GcLimiterRef};
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<a href=#68 id=68 data-nosnippet>68</a><span class="kw">use </span><span class="kw">crate</span>::memtable::MemtableBuilderProvider;
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<a href=#69 id=69 data-nosnippet>69</a><span class="kw">use </span><span class="kw">crate</span>::metrics::{REGION_COUNT, REQUEST_WAIT_TIME, WRITE_STALLING};
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<a href=#70 id=70 data-nosnippet>70</a><span class="kw">use </span><span class="kw">crate</span>::region::opener::PartitionExprFetcherRef;
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<a href=#71 id=71 data-nosnippet>71</a><span class="kw">use </span><span class="kw">crate</span>::region::{
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<a href=#72 id=72 data-nosnippet>72</a> CatchupRegions, CatchupRegionsRef, MitoRegionRef, OpeningRegions, OpeningRegionsRef, RegionMap,
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<a href=#73 id=73 data-nosnippet>73</a> RegionMapRef,
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<a href=#74 id=74 data-nosnippet>74</a>};
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<a href=#75 id=75 data-nosnippet>75</a><span class="kw">use </span><span class="kw">crate</span>::request::{
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<a href=#76 id=76 data-nosnippet>76</a> BackgroundNotify, BulkInsertRequest, DdlRequest, SenderBulkRequest, SenderDdlRequest,
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<a href=#77 id=77 data-nosnippet>77</a> SenderWriteRequest, WorkerRequest, WorkerRequestWithTime,
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<a href=#78 id=78 data-nosnippet>78</a>};
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<a href=#79 id=79 data-nosnippet>79</a><span class="kw">use </span><span class="kw">crate</span>::schedule::scheduler::{LocalScheduler, SchedulerRef};
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<a href=#80 id=80 data-nosnippet>80</a><span class="kw">use </span><span class="kw">crate</span>::sst::file::RegionFileId;
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<a href=#81 id=81 data-nosnippet>81</a><span class="kw">use </span><span class="kw">crate</span>::sst::file_ref::FileReferenceManagerRef;
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<a href=#82 id=82 data-nosnippet>82</a><span class="kw">use </span><span class="kw">crate</span>::sst::index::IndexBuildScheduler;
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<a href=#83 id=83 data-nosnippet>83</a><span class="kw">use </span><span class="kw">crate</span>::sst::index::intermediate::IntermediateManager;
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<a href=#84 id=84 data-nosnippet>84</a><span class="kw">use </span><span class="kw">crate</span>::sst::index::puffin_manager::PuffinManagerFactory;
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<a href=#85 id=85 data-nosnippet>85</a><span class="kw">use </span><span class="kw">crate</span>::time_provider::{StdTimeProvider, TimeProviderRef};
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<a href=#86 id=86 data-nosnippet>86</a><span class="kw">use </span><span class="kw">crate</span>::wal::Wal;
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<a href=#87 id=87 data-nosnippet>87</a><span class="kw">use </span><span class="kw">crate</span>::worker::handle_manifest::RegionEditQueues;
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<a href=#88 id=88 data-nosnippet>88</a>
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<a href=#89 id=89 data-nosnippet>89</a><span class="doccomment">/// Identifier for a worker.
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<a href=#90 id=90 data-nosnippet>90</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">type </span>WorkerId = u32;
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<a href=#91 id=91 data-nosnippet>91</a>
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<a href=#92 id=92 data-nosnippet>92</a><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">const </span>DROPPING_MARKER_FILE: <span class="kw-2">&</span>str = <span class="string">".dropping"</span>;
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<a href=#93 id=93 data-nosnippet>93</a>
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<a href=#94 id=94 data-nosnippet>94</a><span class="doccomment">/// Interval to check whether regions should flush.
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<a href=#95 id=95 data-nosnippet>95</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">const </span>CHECK_REGION_INTERVAL: Duration = Duration::from_secs(<span class="number">60</span>);
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<a href=#96 id=96 data-nosnippet>96</a><span class="doccomment">/// Max delay to check region periodical tasks.
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<a href=#97 id=97 data-nosnippet>97</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">const </span>MAX_INITIAL_CHECK_DELAY_SECS: u64 = <span class="number">60 </span>* <span class="number">3</span>;
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<a href=#98 id=98 data-nosnippet>98</a>
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<a href=#99 id=99 data-nosnippet>99</a><span class="attr">#[cfg_attr(doc, aquamarine::aquamarine)]
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<a href=#100 id=100 data-nosnippet>100</a></span><span class="doccomment">/// A fixed size group of [RegionWorkers](RegionWorker).
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<a href=#101 id=101 data-nosnippet>101</a>///
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<a href=#102 id=102 data-nosnippet>102</a>/// A worker group binds each region to a specific [RegionWorker] and sends
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<a href=#103 id=103 data-nosnippet>103</a>/// requests to region's dedicated worker.
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<a href=#104 id=104 data-nosnippet>104</a>///
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<a href=#105 id=105 data-nosnippet>105</a>/// ```mermaid
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<a href=#106 id=106 data-nosnippet>106</a>/// graph LR
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<a href=#107 id=107 data-nosnippet>107</a>///
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<a href=#108 id=108 data-nosnippet>108</a>/// RegionRequest -- Route by region id --> Worker0 & Worker1
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<a href=#109 id=109 data-nosnippet>109</a>///
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<a href=#110 id=110 data-nosnippet>110</a>/// subgraph MitoEngine
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<a href=#111 id=111 data-nosnippet>111</a>/// subgraph WorkerGroup
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<a href=#112 id=112 data-nosnippet>112</a>/// Worker0["RegionWorker 0"]
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<a href=#113 id=113 data-nosnippet>113</a>/// Worker1["RegionWorker 1"]
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<a href=#114 id=114 data-nosnippet>114</a>/// end
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<a href=#115 id=115 data-nosnippet>115</a>/// end
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<a href=#116 id=116 data-nosnippet>116</a>///
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<a href=#117 id=117 data-nosnippet>117</a>/// Chan0[" Request channel 0"]
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<a href=#118 id=118 data-nosnippet>118</a>/// Chan1[" Request channel 1"]
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<a href=#119 id=119 data-nosnippet>119</a>/// WorkerThread1["RegionWorkerLoop 1"]
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<a href=#120 id=120 data-nosnippet>120</a>///
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<a href=#121 id=121 data-nosnippet>121</a>/// subgraph WorkerThread0["RegionWorkerLoop 0"]
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<a href=#122 id=122 data-nosnippet>122</a>/// subgraph RegionMap["RegionMap (regions bound to worker 0)"]
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<a href=#123 id=123 data-nosnippet>123</a>/// Region0["Region 0"]
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<a href=#124 id=124 data-nosnippet>124</a>/// Region2["Region 2"]
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<a href=#125 id=125 data-nosnippet>125</a>/// end
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<a href=#126 id=126 data-nosnippet>126</a>/// Buffer0["RequestBuffer"]
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<a href=#127 id=127 data-nosnippet>127</a>///
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<a href=#128 id=128 data-nosnippet>128</a>/// Buffer0 -- modify regions --> RegionMap
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<a href=#129 id=129 data-nosnippet>129</a>/// end
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<a href=#130 id=130 data-nosnippet>130</a>///
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<a href=#131 id=131 data-nosnippet>131</a>/// Worker0 --> Chan0
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<a href=#132 id=132 data-nosnippet>132</a>/// Worker1 --> Chan1
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<a href=#133 id=133 data-nosnippet>133</a>/// Chan0 --> Buffer0
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<a href=#134 id=134 data-nosnippet>134</a>/// Chan1 --> WorkerThread1
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<a href=#135 id=135 data-nosnippet>135</a>/// ```
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<a href=#136 id=136 data-nosnippet>136</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>WorkerGroup {
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<a href=#137 id=137 data-nosnippet>137</a> <span class="doccomment">/// Workers of the group.
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<a href=#138 id=138 data-nosnippet>138</a> </span>workers: Vec<RegionWorker>,
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<a href=#139 id=139 data-nosnippet>139</a> <span class="doccomment">/// Flush background job pool.
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<a href=#140 id=140 data-nosnippet>140</a> </span>flush_job_pool: SchedulerRef,
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<a href=#141 id=141 data-nosnippet>141</a> <span class="doccomment">/// Compaction background job pool.
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<a href=#142 id=142 data-nosnippet>142</a> </span>compact_job_pool: SchedulerRef,
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<a href=#143 id=143 data-nosnippet>143</a> <span class="doccomment">/// Scheduler for index build jobs.
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<a href=#144 id=144 data-nosnippet>144</a> </span>index_build_job_pool: SchedulerRef,
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<a href=#145 id=145 data-nosnippet>145</a> <span class="doccomment">/// Scheduler for file purgers.
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<a href=#146 id=146 data-nosnippet>146</a> </span>purge_scheduler: SchedulerRef,
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<a href=#147 id=147 data-nosnippet>147</a> <span class="doccomment">/// Cache.
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<a href=#148 id=148 data-nosnippet>148</a> </span>cache_manager: CacheManagerRef,
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<a href=#149 id=149 data-nosnippet>149</a> <span class="doccomment">/// File reference manager.
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<a href=#150 id=150 data-nosnippet>150</a> </span>file_ref_manager: FileReferenceManagerRef,
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<a href=#151 id=151 data-nosnippet>151</a> <span class="doccomment">/// Gc limiter to limit concurrent gc jobs.
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<a href=#152 id=152 data-nosnippet>152</a> </span>gc_limiter: GcLimiterRef,
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<a href=#153 id=153 data-nosnippet>153</a> <span class="doccomment">/// Object store manager.
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<a href=#154 id=154 data-nosnippet>154</a> </span>object_store_manager: ObjectStoreManagerRef,
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<a href=#155 id=155 data-nosnippet>155</a> <span class="doccomment">/// Puffin manager factory.
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<a href=#156 id=156 data-nosnippet>156</a> </span>puffin_manager_factory: PuffinManagerFactory,
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<a href=#157 id=157 data-nosnippet>157</a> <span class="doccomment">/// Intermediate manager.
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<a href=#158 id=158 data-nosnippet>158</a> </span>intermediate_manager: IntermediateManager,
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<a href=#159 id=159 data-nosnippet>159</a> <span class="doccomment">/// Schema metadata manager.
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<a href=#160 id=160 data-nosnippet>160</a> </span>schema_metadata_manager: SchemaMetadataManagerRef,
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<a href=#161 id=161 data-nosnippet>161</a>}
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<a href=#162 id=162 data-nosnippet>162</a>
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<a href=#163 id=163 data-nosnippet>163</a><span class="kw">impl </span>WorkerGroup {
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<a href=#164 id=164 data-nosnippet>164</a> <span class="doccomment">/// Starts a worker group.
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<a href=#165 id=165 data-nosnippet>165</a> ///
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<a href=#166 id=166 data-nosnippet>166</a> /// The number of workers should be power of two.
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<a href=#167 id=167 data-nosnippet>167</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>start<S: LogStore>(
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<a href=#168 id=168 data-nosnippet>168</a> config: Arc<MitoConfig>,
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<a href=#169 id=169 data-nosnippet>169</a> log_store: Arc<S>,
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<a href=#170 id=170 data-nosnippet>170</a> object_store_manager: ObjectStoreManagerRef,
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<a href=#171 id=171 data-nosnippet>171</a> schema_metadata_manager: SchemaMetadataManagerRef,
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<a href=#172 id=172 data-nosnippet>172</a> file_ref_manager: FileReferenceManagerRef,
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<a href=#173 id=173 data-nosnippet>173</a> partition_expr_fetcher: PartitionExprFetcherRef,
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<a href=#174 id=174 data-nosnippet>174</a> plugins: Plugins,
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<a href=#175 id=175 data-nosnippet>175</a> ) -> <span class="prelude-ty">Result</span><WorkerGroup> {
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<a href=#176 id=176 data-nosnippet>176</a> <span class="kw">let </span>(flush_sender, flush_receiver) = watch::channel(());
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<a href=#177 id=177 data-nosnippet>177</a> <span class="kw">let </span>write_buffer_manager = Arc::new(
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<a href=#178 id=178 data-nosnippet>178</a> WriteBufferManagerImpl::new(config.global_write_buffer_size.as_bytes() <span class="kw">as </span>usize)
|
|
<a href=#179 id=179 data-nosnippet>179</a> .with_notifier(flush_sender.clone()),
|
|
<a href=#180 id=180 data-nosnippet>180</a> );
|
|
<a href=#181 id=181 data-nosnippet>181</a> <span class="kw">let </span>puffin_manager_factory = PuffinManagerFactory::new(
|
|
<a href=#182 id=182 data-nosnippet>182</a> <span class="kw-2">&</span>config.index.aux_path,
|
|
<a href=#183 id=183 data-nosnippet>183</a> config.index.staging_size.as_bytes(),
|
|
<a href=#184 id=184 data-nosnippet>184</a> <span class="prelude-val">Some</span>(config.index.write_buffer_size.as_bytes() <span class="kw">as _</span>),
|
|
<a href=#185 id=185 data-nosnippet>185</a> config.index.staging_ttl,
|
|
<a href=#186 id=186 data-nosnippet>186</a> )
|
|
<a href=#187 id=187 data-nosnippet>187</a> .<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#188 id=188 data-nosnippet>188</a> <span class="kw">let </span>intermediate_manager = IntermediateManager::init_fs(<span class="kw-2">&</span>config.index.aux_path)
|
|
<a href=#189 id=189 data-nosnippet>189</a> .<span class="kw">await</span><span class="question-mark">?
|
|
<a href=#190 id=190 data-nosnippet>190</a> </span>.with_buffer_size(<span class="prelude-val">Some</span>(config.index.write_buffer_size.as_bytes() <span class="kw">as _</span>));
|
|
<a href=#191 id=191 data-nosnippet>191</a> <span class="kw">let </span>index_build_job_pool =
|
|
<a href=#192 id=192 data-nosnippet>192</a> Arc::new(LocalScheduler::new(config.max_background_index_builds));
|
|
<a href=#193 id=193 data-nosnippet>193</a> <span class="kw">let </span>flush_job_pool = Arc::new(LocalScheduler::new(config.max_background_flushes));
|
|
<a href=#194 id=194 data-nosnippet>194</a> <span class="kw">let </span>compact_job_pool = Arc::new(LocalScheduler::new(config.max_background_compactions));
|
|
<a href=#195 id=195 data-nosnippet>195</a> <span class="kw">let </span>flush_semaphore = Arc::new(Semaphore::new(config.max_background_flushes));
|
|
<a href=#196 id=196 data-nosnippet>196</a> <span class="comment">// We use another scheduler to avoid purge jobs blocking other jobs.
|
|
<a href=#197 id=197 data-nosnippet>197</a> </span><span class="kw">let </span>purge_scheduler = Arc::new(LocalScheduler::new(config.max_background_purges));
|
|
<a href=#198 id=198 data-nosnippet>198</a> <span class="kw">let </span>write_cache = write_cache_from_config(
|
|
<a href=#199 id=199 data-nosnippet>199</a> <span class="kw-2">&</span>config,
|
|
<a href=#200 id=200 data-nosnippet>200</a> puffin_manager_factory.clone(),
|
|
<a href=#201 id=201 data-nosnippet>201</a> intermediate_manager.clone(),
|
|
<a href=#202 id=202 data-nosnippet>202</a> )
|
|
<a href=#203 id=203 data-nosnippet>203</a> .<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#204 id=204 data-nosnippet>204</a> <span class="kw">let </span>cache_manager = Arc::new(
|
|
<a href=#205 id=205 data-nosnippet>205</a> CacheManager::builder()
|
|
<a href=#206 id=206 data-nosnippet>206</a> .sst_meta_cache_size(config.sst_meta_cache_size.as_bytes())
|
|
<a href=#207 id=207 data-nosnippet>207</a> .vector_cache_size(config.vector_cache_size.as_bytes())
|
|
<a href=#208 id=208 data-nosnippet>208</a> .page_cache_size(config.page_cache_size.as_bytes())
|
|
<a href=#209 id=209 data-nosnippet>209</a> .selector_result_cache_size(config.selector_result_cache_size.as_bytes())
|
|
<a href=#210 id=210 data-nosnippet>210</a> .range_result_cache_size(config.range_result_cache_size.as_bytes())
|
|
<a href=#211 id=211 data-nosnippet>211</a> .prefilter_result_cache_size(config.prefilter_result_cache_size.as_bytes())
|
|
<a href=#212 id=212 data-nosnippet>212</a> .index_metadata_size(config.index.metadata_cache_size.as_bytes())
|
|
<a href=#213 id=213 data-nosnippet>213</a> .index_content_size(config.index.content_cache_size.as_bytes())
|
|
<a href=#214 id=214 data-nosnippet>214</a> .index_content_page_size(config.index.content_cache_page_size.as_bytes())
|
|
<a href=#215 id=215 data-nosnippet>215</a> .index_result_cache_size(config.index.result_cache_size.as_bytes())
|
|
<a href=#216 id=216 data-nosnippet>216</a> .puffin_metadata_size(config.index.metadata_cache_size.as_bytes())
|
|
<a href=#217 id=217 data-nosnippet>217</a> .write_cache(write_cache)
|
|
<a href=#218 id=218 data-nosnippet>218</a> .build(),
|
|
<a href=#219 id=219 data-nosnippet>219</a> );
|
|
<a href=#220 id=220 data-nosnippet>220</a> <span class="kw">let </span>time_provider = Arc::new(StdTimeProvider);
|
|
<a href=#221 id=221 data-nosnippet>221</a> <span class="kw">let </span>total_memory = get_total_memory_bytes();
|
|
<a href=#222 id=222 data-nosnippet>222</a> <span class="kw">let </span>total_memory = <span class="kw">if </span>total_memory > <span class="number">0 </span>{
|
|
<a href=#223 id=223 data-nosnippet>223</a> total_memory <span class="kw">as </span>u64
|
|
<a href=#224 id=224 data-nosnippet>224</a> } <span class="kw">else </span>{
|
|
<a href=#225 id=225 data-nosnippet>225</a> <span class="number">0
|
|
<a href=#226 id=226 data-nosnippet>226</a> </span>};
|
|
<a href=#227 id=227 data-nosnippet>227</a> <span class="kw">let </span>compaction_limit_bytes = config
|
|
<a href=#228 id=228 data-nosnippet>228</a> .experimental_compaction_memory_limit
|
|
<a href=#229 id=229 data-nosnippet>229</a> .resolve(total_memory);
|
|
<a href=#230 id=230 data-nosnippet>230</a> <span class="kw">let </span>compaction_memory_manager =
|
|
<a href=#231 id=231 data-nosnippet>231</a> Arc::new(new_compaction_memory_manager(compaction_limit_bytes));
|
|
<a href=#232 id=232 data-nosnippet>232</a> <span class="kw">let </span>gc_limiter = Arc::new(GcLimiter::new(config.gc.max_concurrent_gc_job));
|
|
<a href=#233 id=233 data-nosnippet>233</a>
|
|
<a href=#234 id=234 data-nosnippet>234</a> <span class="kw">let </span>workers = (<span class="number">0</span>..config.num_workers)
|
|
<a href=#235 id=235 data-nosnippet>235</a> .map(|id| {
|
|
<a href=#236 id=236 data-nosnippet>236</a> WorkerStarter {
|
|
<a href=#237 id=237 data-nosnippet>237</a> id: id <span class="kw">as </span>WorkerId,
|
|
<a href=#238 id=238 data-nosnippet>238</a> config: config.clone(),
|
|
<a href=#239 id=239 data-nosnippet>239</a> log_store: log_store.clone(),
|
|
<a href=#240 id=240 data-nosnippet>240</a> object_store_manager: object_store_manager.clone(),
|
|
<a href=#241 id=241 data-nosnippet>241</a> write_buffer_manager: write_buffer_manager.clone(),
|
|
<a href=#242 id=242 data-nosnippet>242</a> index_build_job_pool: index_build_job_pool.clone(),
|
|
<a href=#243 id=243 data-nosnippet>243</a> flush_job_pool: flush_job_pool.clone(),
|
|
<a href=#244 id=244 data-nosnippet>244</a> compact_job_pool: compact_job_pool.clone(),
|
|
<a href=#245 id=245 data-nosnippet>245</a> purge_scheduler: purge_scheduler.clone(),
|
|
<a href=#246 id=246 data-nosnippet>246</a> listener: WorkerListener::default(),
|
|
<a href=#247 id=247 data-nosnippet>247</a> cache_manager: cache_manager.clone(),
|
|
<a href=#248 id=248 data-nosnippet>248</a> compaction_memory_manager: compaction_memory_manager.clone(),
|
|
<a href=#249 id=249 data-nosnippet>249</a> puffin_manager_factory: puffin_manager_factory.clone(),
|
|
<a href=#250 id=250 data-nosnippet>250</a> intermediate_manager: intermediate_manager.clone(),
|
|
<a href=#251 id=251 data-nosnippet>251</a> time_provider: time_provider.clone(),
|
|
<a href=#252 id=252 data-nosnippet>252</a> flush_sender: flush_sender.clone(),
|
|
<a href=#253 id=253 data-nosnippet>253</a> flush_receiver: flush_receiver.clone(),
|
|
<a href=#254 id=254 data-nosnippet>254</a> plugins: plugins.clone(),
|
|
<a href=#255 id=255 data-nosnippet>255</a> schema_metadata_manager: schema_metadata_manager.clone(),
|
|
<a href=#256 id=256 data-nosnippet>256</a> file_ref_manager: file_ref_manager.clone(),
|
|
<a href=#257 id=257 data-nosnippet>257</a> partition_expr_fetcher: partition_expr_fetcher.clone(),
|
|
<a href=#258 id=258 data-nosnippet>258</a> flush_semaphore: flush_semaphore.clone(),
|
|
<a href=#259 id=259 data-nosnippet>259</a> }
|
|
<a href=#260 id=260 data-nosnippet>260</a> .start()
|
|
<a href=#261 id=261 data-nosnippet>261</a> })
|
|
<a href=#262 id=262 data-nosnippet>262</a> .collect::<<span class="prelude-ty">Result</span><Vec<<span class="kw">_</span>>>>()<span class="question-mark">?</span>;
|
|
<a href=#263 id=263 data-nosnippet>263</a>
|
|
<a href=#264 id=264 data-nosnippet>264</a> <span class="prelude-val">Ok</span>(WorkerGroup {
|
|
<a href=#265 id=265 data-nosnippet>265</a> workers,
|
|
<a href=#266 id=266 data-nosnippet>266</a> flush_job_pool,
|
|
<a href=#267 id=267 data-nosnippet>267</a> compact_job_pool,
|
|
<a href=#268 id=268 data-nosnippet>268</a> index_build_job_pool,
|
|
<a href=#269 id=269 data-nosnippet>269</a> purge_scheduler,
|
|
<a href=#270 id=270 data-nosnippet>270</a> cache_manager,
|
|
<a href=#271 id=271 data-nosnippet>271</a> file_ref_manager,
|
|
<a href=#272 id=272 data-nosnippet>272</a> gc_limiter,
|
|
<a href=#273 id=273 data-nosnippet>273</a> object_store_manager,
|
|
<a href=#274 id=274 data-nosnippet>274</a> puffin_manager_factory,
|
|
<a href=#275 id=275 data-nosnippet>275</a> intermediate_manager,
|
|
<a href=#276 id=276 data-nosnippet>276</a> schema_metadata_manager,
|
|
<a href=#277 id=277 data-nosnippet>277</a> })
|
|
<a href=#278 id=278 data-nosnippet>278</a> }
|
|
<a href=#279 id=279 data-nosnippet>279</a>
|
|
<a href=#280 id=280 data-nosnippet>280</a> <span class="doccomment">/// Stops the worker group.
|
|
<a href=#281 id=281 data-nosnippet>281</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>stop(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><()> {
|
|
<a href=#282 id=282 data-nosnippet>282</a> <span class="macro">info!</span>(<span class="string">"Stop region worker group"</span>);
|
|
<a href=#283 id=283 data-nosnippet>283</a>
|
|
<a href=#284 id=284 data-nosnippet>284</a> <span class="comment">// TODO(yingwen): Do we need to stop gracefully?
|
|
<a href=#285 id=285 data-nosnippet>285</a> // Stops the scheduler gracefully.
|
|
<a href=#286 id=286 data-nosnippet>286</a> </span><span class="self">self</span>.compact_job_pool.stop(<span class="bool-val">true</span>).<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#287 id=287 data-nosnippet>287</a> <span class="comment">// Stops the scheduler gracefully.
|
|
<a href=#288 id=288 data-nosnippet>288</a> </span><span class="self">self</span>.flush_job_pool.stop(<span class="bool-val">true</span>).<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#289 id=289 data-nosnippet>289</a> <span class="comment">// Stops the purge scheduler gracefully.
|
|
<a href=#290 id=290 data-nosnippet>290</a> </span><span class="self">self</span>.purge_scheduler.stop(<span class="bool-val">true</span>).<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#291 id=291 data-nosnippet>291</a> <span class="comment">// Stops the index build job pool gracefully.
|
|
<a href=#292 id=292 data-nosnippet>292</a> </span><span class="self">self</span>.index_build_job_pool.stop(<span class="bool-val">true</span>).<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#293 id=293 data-nosnippet>293</a>
|
|
<a href=#294 id=294 data-nosnippet>294</a> try_join_all(<span class="self">self</span>.workers.iter().map(|worker| worker.stop())).<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#295 id=295 data-nosnippet>295</a>
|
|
<a href=#296 id=296 data-nosnippet>296</a> <span class="prelude-val">Ok</span>(())
|
|
<a href=#297 id=297 data-nosnippet>297</a> }
|
|
<a href=#298 id=298 data-nosnippet>298</a>
|
|
<a href=#299 id=299 data-nosnippet>299</a> <span class="doccomment">/// Submits a request to a worker in the group.
|
|
<a href=#300 id=300 data-nosnippet>300</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>submit_to_worker(
|
|
<a href=#301 id=301 data-nosnippet>301</a> <span class="kw-2">&</span><span class="self">self</span>,
|
|
<a href=#302 id=302 data-nosnippet>302</a> region_id: RegionId,
|
|
<a href=#303 id=303 data-nosnippet>303</a> request: WorkerRequest,
|
|
<a href=#304 id=304 data-nosnippet>304</a> ) -> <span class="prelude-ty">Result</span><()> {
|
|
<a href=#305 id=305 data-nosnippet>305</a> <span class="self">self</span>.worker(region_id).submit_request(request).<span class="kw">await
|
|
<a href=#306 id=306 data-nosnippet>306</a> </span>}
|
|
<a href=#307 id=307 data-nosnippet>307</a>
|
|
<a href=#308 id=308 data-nosnippet>308</a> <span class="doccomment">/// Returns true if the specific region exists.
|
|
<a href=#309 id=309 data-nosnippet>309</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>is_region_exists(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> bool {
|
|
<a href=#310 id=310 data-nosnippet>310</a> <span class="self">self</span>.worker(region_id).is_region_exists(region_id)
|
|
<a href=#311 id=311 data-nosnippet>311</a> }
|
|
<a href=#312 id=312 data-nosnippet>312</a>
|
|
<a href=#313 id=313 data-nosnippet>313</a> <span class="doccomment">/// Returns true if the specific region is opening.
|
|
<a href=#314 id=314 data-nosnippet>314</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>is_region_opening(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> bool {
|
|
<a href=#315 id=315 data-nosnippet>315</a> <span class="self">self</span>.worker(region_id).is_region_opening(region_id)
|
|
<a href=#316 id=316 data-nosnippet>316</a> }
|
|
<a href=#317 id=317 data-nosnippet>317</a>
|
|
<a href=#318 id=318 data-nosnippet>318</a> <span class="doccomment">/// Returns true if the specific region is catching up.
|
|
<a href=#319 id=319 data-nosnippet>319</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>is_region_catching_up(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> bool {
|
|
<a href=#320 id=320 data-nosnippet>320</a> <span class="self">self</span>.worker(region_id).is_region_catching_up(region_id)
|
|
<a href=#321 id=321 data-nosnippet>321</a> }
|
|
<a href=#322 id=322 data-nosnippet>322</a>
|
|
<a href=#323 id=323 data-nosnippet>323</a> <span class="doccomment">/// Returns region of specific `region_id`.
|
|
<a href=#324 id=324 data-nosnippet>324</a> ///
|
|
<a href=#325 id=325 data-nosnippet>325</a> /// This method should not be public.
|
|
<a href=#326 id=326 data-nosnippet>326</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>get_region(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> <span class="prelude-ty">Option</span><MitoRegionRef> {
|
|
<a href=#327 id=327 data-nosnippet>327</a> <span class="self">self</span>.worker(region_id).get_region(region_id)
|
|
<a href=#328 id=328 data-nosnippet>328</a> }
|
|
<a href=#329 id=329 data-nosnippet>329</a>
|
|
<a href=#330 id=330 data-nosnippet>330</a> <span class="doccomment">/// Returns cache of the group.
|
|
<a href=#331 id=331 data-nosnippet>331</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>cache_manager(<span class="kw-2">&</span><span class="self">self</span>) -> CacheManagerRef {
|
|
<a href=#332 id=332 data-nosnippet>332</a> <span class="self">self</span>.cache_manager.clone()
|
|
<a href=#333 id=333 data-nosnippet>333</a> }
|
|
<a href=#334 id=334 data-nosnippet>334</a>
|
|
<a href=#335 id=335 data-nosnippet>335</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>file_ref_manager(<span class="kw-2">&</span><span class="self">self</span>) -> FileReferenceManagerRef {
|
|
<a href=#336 id=336 data-nosnippet>336</a> <span class="self">self</span>.file_ref_manager.clone()
|
|
<a href=#337 id=337 data-nosnippet>337</a> }
|
|
<a href=#338 id=338 data-nosnippet>338</a>
|
|
<a href=#339 id=339 data-nosnippet>339</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>gc_limiter(<span class="kw-2">&</span><span class="self">self</span>) -> GcLimiterRef {
|
|
<a href=#340 id=340 data-nosnippet>340</a> <span class="self">self</span>.gc_limiter.clone()
|
|
<a href=#341 id=341 data-nosnippet>341</a> }
|
|
<a href=#342 id=342 data-nosnippet>342</a>
|
|
<a href=#343 id=343 data-nosnippet>343</a> <span class="doccomment">/// Get worker for specific `region_id`.
|
|
<a href=#344 id=344 data-nosnippet>344</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>worker(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> <span class="kw-2">&</span>RegionWorker {
|
|
<a href=#345 id=345 data-nosnippet>345</a> <span class="kw">let </span>index = region_id_to_index(region_id, <span class="self">self</span>.workers.len());
|
|
<a href=#346 id=346 data-nosnippet>346</a>
|
|
<a href=#347 id=347 data-nosnippet>347</a> <span class="kw-2">&</span><span class="self">self</span>.workers[index]
|
|
<a href=#348 id=348 data-nosnippet>348</a> }
|
|
<a href=#349 id=349 data-nosnippet>349</a>
|
|
<a href=#350 id=350 data-nosnippet>350</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>all_regions(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw">impl </span>Iterator<Item = MitoRegionRef> + <span class="kw">use</span><<span class="lifetime">'_</span>> {
|
|
<a href=#351 id=351 data-nosnippet>351</a> <span class="self">self</span>.workers
|
|
<a href=#352 id=352 data-nosnippet>352</a> .iter()
|
|
<a href=#353 id=353 data-nosnippet>353</a> .flat_map(|worker| worker.regions.list_regions())
|
|
<a href=#354 id=354 data-nosnippet>354</a> }
|
|
<a href=#355 id=355 data-nosnippet>355</a>
|
|
<a href=#356 id=356 data-nosnippet>356</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>object_store_manager(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>ObjectStoreManagerRef {
|
|
<a href=#357 id=357 data-nosnippet>357</a> <span class="kw-2">&</span><span class="self">self</span>.object_store_manager
|
|
<a href=#358 id=358 data-nosnippet>358</a> }
|
|
<a href=#359 id=359 data-nosnippet>359</a>
|
|
<a href=#360 id=360 data-nosnippet>360</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>puffin_manager_factory(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>PuffinManagerFactory {
|
|
<a href=#361 id=361 data-nosnippet>361</a> <span class="kw-2">&</span><span class="self">self</span>.puffin_manager_factory
|
|
<a href=#362 id=362 data-nosnippet>362</a> }
|
|
<a href=#363 id=363 data-nosnippet>363</a>
|
|
<a href=#364 id=364 data-nosnippet>364</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>intermediate_manager(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>IntermediateManager {
|
|
<a href=#365 id=365 data-nosnippet>365</a> <span class="kw-2">&</span><span class="self">self</span>.intermediate_manager
|
|
<a href=#366 id=366 data-nosnippet>366</a> }
|
|
<a href=#367 id=367 data-nosnippet>367</a>
|
|
<a href=#368 id=368 data-nosnippet>368</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>schema_metadata_manager(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>SchemaMetadataManagerRef {
|
|
<a href=#369 id=369 data-nosnippet>369</a> <span class="kw-2">&</span><span class="self">self</span>.schema_metadata_manager
|
|
<a href=#370 id=370 data-nosnippet>370</a> }
|
|
<a href=#371 id=371 data-nosnippet>371</a>}
|
|
<a href=#372 id=372 data-nosnippet>372</a>
|
|
<a href=#373 id=373 data-nosnippet>373</a><span class="comment">// Tests methods.
|
|
<a href=#374 id=374 data-nosnippet>374</a></span><span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#375 id=375 data-nosnippet>375</a></span><span class="kw">impl </span>WorkerGroup {
|
|
<a href=#376 id=376 data-nosnippet>376</a> <span class="doccomment">/// Starts a worker group with `write_buffer_manager` and `listener` for tests.
|
|
<a href=#377 id=377 data-nosnippet>377</a> ///
|
|
<a href=#378 id=378 data-nosnippet>378</a> /// The number of workers should be power of two.
|
|
<a href=#379 id=379 data-nosnippet>379</a> </span><span class="attr">#[allow(clippy::too_many_arguments)]
|
|
<a href=#380 id=380 data-nosnippet>380</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>start_for_test<S: LogStore>(
|
|
<a href=#381 id=381 data-nosnippet>381</a> config: Arc<MitoConfig>,
|
|
<a href=#382 id=382 data-nosnippet>382</a> log_store: Arc<S>,
|
|
<a href=#383 id=383 data-nosnippet>383</a> object_store_manager: ObjectStoreManagerRef,
|
|
<a href=#384 id=384 data-nosnippet>384</a> write_buffer_manager: <span class="prelude-ty">Option</span><WriteBufferManagerRef>,
|
|
<a href=#385 id=385 data-nosnippet>385</a> listener: <span class="prelude-ty">Option</span><<span class="kw">crate</span>::engine::listener::EventListenerRef>,
|
|
<a href=#386 id=386 data-nosnippet>386</a> schema_metadata_manager: SchemaMetadataManagerRef,
|
|
<a href=#387 id=387 data-nosnippet>387</a> file_ref_manager: FileReferenceManagerRef,
|
|
<a href=#388 id=388 data-nosnippet>388</a> time_provider: TimeProviderRef,
|
|
<a href=#389 id=389 data-nosnippet>389</a> partition_expr_fetcher: PartitionExprFetcherRef,
|
|
<a href=#390 id=390 data-nosnippet>390</a> ) -> <span class="prelude-ty">Result</span><WorkerGroup> {
|
|
<a href=#391 id=391 data-nosnippet>391</a> <span class="kw">let </span>(flush_sender, flush_receiver) = watch::channel(());
|
|
<a href=#392 id=392 data-nosnippet>392</a> <span class="kw">let </span>write_buffer_manager = write_buffer_manager.unwrap_or_else(|| {
|
|
<a href=#393 id=393 data-nosnippet>393</a> Arc::new(
|
|
<a href=#394 id=394 data-nosnippet>394</a> WriteBufferManagerImpl::new(config.global_write_buffer_size.as_bytes() <span class="kw">as </span>usize)
|
|
<a href=#395 id=395 data-nosnippet>395</a> .with_notifier(flush_sender.clone()),
|
|
<a href=#396 id=396 data-nosnippet>396</a> )
|
|
<a href=#397 id=397 data-nosnippet>397</a> });
|
|
<a href=#398 id=398 data-nosnippet>398</a> <span class="kw">let </span>index_build_job_pool =
|
|
<a href=#399 id=399 data-nosnippet>399</a> Arc::new(LocalScheduler::new(config.max_background_index_builds));
|
|
<a href=#400 id=400 data-nosnippet>400</a> <span class="kw">let </span>flush_job_pool = Arc::new(LocalScheduler::new(config.max_background_flushes));
|
|
<a href=#401 id=401 data-nosnippet>401</a> <span class="kw">let </span>compact_job_pool = Arc::new(LocalScheduler::new(config.max_background_compactions));
|
|
<a href=#402 id=402 data-nosnippet>402</a> <span class="kw">let </span>flush_semaphore = Arc::new(Semaphore::new(config.max_background_flushes));
|
|
<a href=#403 id=403 data-nosnippet>403</a> <span class="kw">let </span>purge_scheduler = Arc::new(LocalScheduler::new(config.max_background_flushes));
|
|
<a href=#404 id=404 data-nosnippet>404</a> <span class="kw">let </span>puffin_manager_factory = PuffinManagerFactory::new(
|
|
<a href=#405 id=405 data-nosnippet>405</a> <span class="kw-2">&</span>config.index.aux_path,
|
|
<a href=#406 id=406 data-nosnippet>406</a> config.index.staging_size.as_bytes(),
|
|
<a href=#407 id=407 data-nosnippet>407</a> <span class="prelude-val">Some</span>(config.index.write_buffer_size.as_bytes() <span class="kw">as _</span>),
|
|
<a href=#408 id=408 data-nosnippet>408</a> config.index.staging_ttl,
|
|
<a href=#409 id=409 data-nosnippet>409</a> )
|
|
<a href=#410 id=410 data-nosnippet>410</a> .<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#411 id=411 data-nosnippet>411</a> <span class="kw">let </span>intermediate_manager = IntermediateManager::init_fs(<span class="kw-2">&</span>config.index.aux_path)
|
|
<a href=#412 id=412 data-nosnippet>412</a> .<span class="kw">await</span><span class="question-mark">?
|
|
<a href=#413 id=413 data-nosnippet>413</a> </span>.with_buffer_size(<span class="prelude-val">Some</span>(config.index.write_buffer_size.as_bytes() <span class="kw">as _</span>));
|
|
<a href=#414 id=414 data-nosnippet>414</a> <span class="kw">let </span>write_cache = write_cache_from_config(
|
|
<a href=#415 id=415 data-nosnippet>415</a> <span class="kw-2">&</span>config,
|
|
<a href=#416 id=416 data-nosnippet>416</a> puffin_manager_factory.clone(),
|
|
<a href=#417 id=417 data-nosnippet>417</a> intermediate_manager.clone(),
|
|
<a href=#418 id=418 data-nosnippet>418</a> )
|
|
<a href=#419 id=419 data-nosnippet>419</a> .<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#420 id=420 data-nosnippet>420</a> <span class="kw">let </span>cache_manager = Arc::new(
|
|
<a href=#421 id=421 data-nosnippet>421</a> CacheManager::builder()
|
|
<a href=#422 id=422 data-nosnippet>422</a> .sst_meta_cache_size(config.sst_meta_cache_size.as_bytes())
|
|
<a href=#423 id=423 data-nosnippet>423</a> .vector_cache_size(config.vector_cache_size.as_bytes())
|
|
<a href=#424 id=424 data-nosnippet>424</a> .page_cache_size(config.page_cache_size.as_bytes())
|
|
<a href=#425 id=425 data-nosnippet>425</a> .selector_result_cache_size(config.selector_result_cache_size.as_bytes())
|
|
<a href=#426 id=426 data-nosnippet>426</a> .range_result_cache_size(config.range_result_cache_size.as_bytes())
|
|
<a href=#427 id=427 data-nosnippet>427</a> .prefilter_result_cache_size(config.prefilter_result_cache_size.as_bytes())
|
|
<a href=#428 id=428 data-nosnippet>428</a> .write_cache(write_cache)
|
|
<a href=#429 id=429 data-nosnippet>429</a> .build(),
|
|
<a href=#430 id=430 data-nosnippet>430</a> );
|
|
<a href=#431 id=431 data-nosnippet>431</a> <span class="kw">let </span>total_memory = get_total_memory_bytes();
|
|
<a href=#432 id=432 data-nosnippet>432</a> <span class="kw">let </span>total_memory = <span class="kw">if </span>total_memory > <span class="number">0 </span>{
|
|
<a href=#433 id=433 data-nosnippet>433</a> total_memory <span class="kw">as </span>u64
|
|
<a href=#434 id=434 data-nosnippet>434</a> } <span class="kw">else </span>{
|
|
<a href=#435 id=435 data-nosnippet>435</a> <span class="number">0
|
|
<a href=#436 id=436 data-nosnippet>436</a> </span>};
|
|
<a href=#437 id=437 data-nosnippet>437</a> <span class="kw">let </span>compaction_limit_bytes = config
|
|
<a href=#438 id=438 data-nosnippet>438</a> .experimental_compaction_memory_limit
|
|
<a href=#439 id=439 data-nosnippet>439</a> .resolve(total_memory);
|
|
<a href=#440 id=440 data-nosnippet>440</a> <span class="kw">let </span>compaction_memory_manager =
|
|
<a href=#441 id=441 data-nosnippet>441</a> Arc::new(new_compaction_memory_manager(compaction_limit_bytes));
|
|
<a href=#442 id=442 data-nosnippet>442</a> <span class="kw">let </span>gc_limiter = Arc::new(GcLimiter::new(config.gc.max_concurrent_gc_job));
|
|
<a href=#443 id=443 data-nosnippet>443</a> <span class="kw">let </span>workers = (<span class="number">0</span>..config.num_workers)
|
|
<a href=#444 id=444 data-nosnippet>444</a> .map(|id| {
|
|
<a href=#445 id=445 data-nosnippet>445</a> WorkerStarter {
|
|
<a href=#446 id=446 data-nosnippet>446</a> id: id <span class="kw">as </span>WorkerId,
|
|
<a href=#447 id=447 data-nosnippet>447</a> config: config.clone(),
|
|
<a href=#448 id=448 data-nosnippet>448</a> log_store: log_store.clone(),
|
|
<a href=#449 id=449 data-nosnippet>449</a> object_store_manager: object_store_manager.clone(),
|
|
<a href=#450 id=450 data-nosnippet>450</a> write_buffer_manager: write_buffer_manager.clone(),
|
|
<a href=#451 id=451 data-nosnippet>451</a> index_build_job_pool: index_build_job_pool.clone(),
|
|
<a href=#452 id=452 data-nosnippet>452</a> flush_job_pool: flush_job_pool.clone(),
|
|
<a href=#453 id=453 data-nosnippet>453</a> compact_job_pool: compact_job_pool.clone(),
|
|
<a href=#454 id=454 data-nosnippet>454</a> purge_scheduler: purge_scheduler.clone(),
|
|
<a href=#455 id=455 data-nosnippet>455</a> listener: WorkerListener::new(listener.clone()),
|
|
<a href=#456 id=456 data-nosnippet>456</a> cache_manager: cache_manager.clone(),
|
|
<a href=#457 id=457 data-nosnippet>457</a> compaction_memory_manager: compaction_memory_manager.clone(),
|
|
<a href=#458 id=458 data-nosnippet>458</a> puffin_manager_factory: puffin_manager_factory.clone(),
|
|
<a href=#459 id=459 data-nosnippet>459</a> intermediate_manager: intermediate_manager.clone(),
|
|
<a href=#460 id=460 data-nosnippet>460</a> time_provider: time_provider.clone(),
|
|
<a href=#461 id=461 data-nosnippet>461</a> flush_sender: flush_sender.clone(),
|
|
<a href=#462 id=462 data-nosnippet>462</a> flush_receiver: flush_receiver.clone(),
|
|
<a href=#463 id=463 data-nosnippet>463</a> plugins: Plugins::new(),
|
|
<a href=#464 id=464 data-nosnippet>464</a> schema_metadata_manager: schema_metadata_manager.clone(),
|
|
<a href=#465 id=465 data-nosnippet>465</a> file_ref_manager: file_ref_manager.clone(),
|
|
<a href=#466 id=466 data-nosnippet>466</a> partition_expr_fetcher: partition_expr_fetcher.clone(),
|
|
<a href=#467 id=467 data-nosnippet>467</a> flush_semaphore: flush_semaphore.clone(),
|
|
<a href=#468 id=468 data-nosnippet>468</a> }
|
|
<a href=#469 id=469 data-nosnippet>469</a> .start()
|
|
<a href=#470 id=470 data-nosnippet>470</a> })
|
|
<a href=#471 id=471 data-nosnippet>471</a> .collect::<<span class="prelude-ty">Result</span><Vec<<span class="kw">_</span>>>>()<span class="question-mark">?</span>;
|
|
<a href=#472 id=472 data-nosnippet>472</a>
|
|
<a href=#473 id=473 data-nosnippet>473</a> <span class="prelude-val">Ok</span>(WorkerGroup {
|
|
<a href=#474 id=474 data-nosnippet>474</a> workers,
|
|
<a href=#475 id=475 data-nosnippet>475</a> flush_job_pool,
|
|
<a href=#476 id=476 data-nosnippet>476</a> compact_job_pool,
|
|
<a href=#477 id=477 data-nosnippet>477</a> index_build_job_pool,
|
|
<a href=#478 id=478 data-nosnippet>478</a> purge_scheduler,
|
|
<a href=#479 id=479 data-nosnippet>479</a> cache_manager,
|
|
<a href=#480 id=480 data-nosnippet>480</a> file_ref_manager,
|
|
<a href=#481 id=481 data-nosnippet>481</a> gc_limiter,
|
|
<a href=#482 id=482 data-nosnippet>482</a> object_store_manager,
|
|
<a href=#483 id=483 data-nosnippet>483</a> puffin_manager_factory,
|
|
<a href=#484 id=484 data-nosnippet>484</a> intermediate_manager,
|
|
<a href=#485 id=485 data-nosnippet>485</a> schema_metadata_manager,
|
|
<a href=#486 id=486 data-nosnippet>486</a> })
|
|
<a href=#487 id=487 data-nosnippet>487</a> }
|
|
<a href=#488 id=488 data-nosnippet>488</a>
|
|
<a href=#489 id=489 data-nosnippet>489</a> <span class="doccomment">/// Returns the purge scheduler.
|
|
<a href=#490 id=490 data-nosnippet>490</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>purge_scheduler(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>SchedulerRef {
|
|
<a href=#491 id=491 data-nosnippet>491</a> <span class="kw-2">&</span><span class="self">self</span>.purge_scheduler
|
|
<a href=#492 id=492 data-nosnippet>492</a> }
|
|
<a href=#493 id=493 data-nosnippet>493</a>}
|
|
<a href=#494 id=494 data-nosnippet>494</a>
|
|
<a href=#495 id=495 data-nosnippet>495</a><span class="kw">fn </span>region_id_to_index(id: RegionId, num_workers: usize) -> usize {
|
|
<a href=#496 id=496 data-nosnippet>496</a> ((id.table_id() <span class="kw">as </span>usize % num_workers) + (id.region_number() <span class="kw">as </span>usize % num_workers))
|
|
<a href=#497 id=497 data-nosnippet>497</a> % num_workers
|
|
<a href=#498 id=498 data-nosnippet>498</a>}
|
|
<a href=#499 id=499 data-nosnippet>499</a>
|
|
<a href=#500 id=500 data-nosnippet>500</a><span class="kw">pub async fn </span>write_cache_from_config(
|
|
<a href=#501 id=501 data-nosnippet>501</a> config: <span class="kw-2">&</span>MitoConfig,
|
|
<a href=#502 id=502 data-nosnippet>502</a> puffin_manager_factory: PuffinManagerFactory,
|
|
<a href=#503 id=503 data-nosnippet>503</a> intermediate_manager: IntermediateManager,
|
|
<a href=#504 id=504 data-nosnippet>504</a>) -> <span class="prelude-ty">Result</span><<span class="prelude-ty">Option</span><WriteCacheRef>> {
|
|
<a href=#505 id=505 data-nosnippet>505</a> <span class="kw">if </span>!config.enable_write_cache {
|
|
<a href=#506 id=506 data-nosnippet>506</a> <span class="kw">return </span><span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>);
|
|
<a href=#507 id=507 data-nosnippet>507</a> }
|
|
<a href=#508 id=508 data-nosnippet>508</a>
|
|
<a href=#509 id=509 data-nosnippet>509</a> tokio::fs::create_dir_all(Path::new(<span class="kw-2">&</span>config.write_cache_path))
|
|
<a href=#510 id=510 data-nosnippet>510</a> .<span class="kw">await
|
|
<a href=#511 id=511 data-nosnippet>511</a> </span>.context(CreateDirSnafu {
|
|
<a href=#512 id=512 data-nosnippet>512</a> dir: <span class="kw-2">&</span>config.write_cache_path,
|
|
<a href=#513 id=513 data-nosnippet>513</a> })<span class="question-mark">?</span>;
|
|
<a href=#514 id=514 data-nosnippet>514</a>
|
|
<a href=#515 id=515 data-nosnippet>515</a> <span class="kw">let </span>cache = WriteCache::new_fs(
|
|
<a href=#516 id=516 data-nosnippet>516</a> <span class="kw-2">&</span>config.write_cache_path,
|
|
<a href=#517 id=517 data-nosnippet>517</a> config.write_cache_size,
|
|
<a href=#518 id=518 data-nosnippet>518</a> config.write_cache_ttl,
|
|
<a href=#519 id=519 data-nosnippet>519</a> <span class="prelude-val">Some</span>(config.index_cache_percent),
|
|
<a href=#520 id=520 data-nosnippet>520</a> config.enable_refill_cache_on_read,
|
|
<a href=#521 id=521 data-nosnippet>521</a> puffin_manager_factory,
|
|
<a href=#522 id=522 data-nosnippet>522</a> intermediate_manager,
|
|
<a href=#523 id=523 data-nosnippet>523</a> config.manifest_cache_size,
|
|
<a href=#524 id=524 data-nosnippet>524</a> )
|
|
<a href=#525 id=525 data-nosnippet>525</a> .<span class="kw">await</span><span class="question-mark">?</span>;
|
|
<a href=#526 id=526 data-nosnippet>526</a> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(Arc::new(cache)))
|
|
<a href=#527 id=527 data-nosnippet>527</a>}
|
|
<a href=#528 id=528 data-nosnippet>528</a>
|
|
<a href=#529 id=529 data-nosnippet>529</a><span class="doccomment">/// Computes a initial check delay for a worker.
|
|
<a href=#530 id=530 data-nosnippet>530</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>worker_init_check_delay() -> Duration {
|
|
<a href=#531 id=531 data-nosnippet>531</a> <span class="kw">let </span>init_check_delay = rng().random_range(<span class="number">0</span>..MAX_INITIAL_CHECK_DELAY_SECS);
|
|
<a href=#532 id=532 data-nosnippet>532</a> Duration::from_secs(init_check_delay)
|
|
<a href=#533 id=533 data-nosnippet>533</a>}
|
|
<a href=#534 id=534 data-nosnippet>534</a>
|
|
<a href=#535 id=535 data-nosnippet>535</a><span class="doccomment">/// Worker start config.
|
|
<a href=#536 id=536 data-nosnippet>536</a></span><span class="kw">struct </span>WorkerStarter<S> {
|
|
<a href=#537 id=537 data-nosnippet>537</a> id: WorkerId,
|
|
<a href=#538 id=538 data-nosnippet>538</a> config: Arc<MitoConfig>,
|
|
<a href=#539 id=539 data-nosnippet>539</a> log_store: Arc<S>,
|
|
<a href=#540 id=540 data-nosnippet>540</a> object_store_manager: ObjectStoreManagerRef,
|
|
<a href=#541 id=541 data-nosnippet>541</a> write_buffer_manager: WriteBufferManagerRef,
|
|
<a href=#542 id=542 data-nosnippet>542</a> compact_job_pool: SchedulerRef,
|
|
<a href=#543 id=543 data-nosnippet>543</a> index_build_job_pool: SchedulerRef,
|
|
<a href=#544 id=544 data-nosnippet>544</a> flush_job_pool: SchedulerRef,
|
|
<a href=#545 id=545 data-nosnippet>545</a> purge_scheduler: SchedulerRef,
|
|
<a href=#546 id=546 data-nosnippet>546</a> listener: WorkerListener,
|
|
<a href=#547 id=547 data-nosnippet>547</a> cache_manager: CacheManagerRef,
|
|
<a href=#548 id=548 data-nosnippet>548</a> compaction_memory_manager: Arc<CompactionMemoryManager>,
|
|
<a href=#549 id=549 data-nosnippet>549</a> puffin_manager_factory: PuffinManagerFactory,
|
|
<a href=#550 id=550 data-nosnippet>550</a> intermediate_manager: IntermediateManager,
|
|
<a href=#551 id=551 data-nosnippet>551</a> time_provider: TimeProviderRef,
|
|
<a href=#552 id=552 data-nosnippet>552</a> <span class="doccomment">/// Watch channel sender to notify workers to handle stalled requests.
|
|
<a href=#553 id=553 data-nosnippet>553</a> </span>flush_sender: watch::Sender<()>,
|
|
<a href=#554 id=554 data-nosnippet>554</a> <span class="doccomment">/// Watch channel receiver to wait for background flush job.
|
|
<a href=#555 id=555 data-nosnippet>555</a> </span>flush_receiver: watch::Receiver<()>,
|
|
<a href=#556 id=556 data-nosnippet>556</a> plugins: Plugins,
|
|
<a href=#557 id=557 data-nosnippet>557</a> schema_metadata_manager: SchemaMetadataManagerRef,
|
|
<a href=#558 id=558 data-nosnippet>558</a> file_ref_manager: FileReferenceManagerRef,
|
|
<a href=#559 id=559 data-nosnippet>559</a> partition_expr_fetcher: PartitionExprFetcherRef,
|
|
<a href=#560 id=560 data-nosnippet>560</a> flush_semaphore: Arc<Semaphore>,
|
|
<a href=#561 id=561 data-nosnippet>561</a>}
|
|
<a href=#562 id=562 data-nosnippet>562</a>
|
|
<a href=#563 id=563 data-nosnippet>563</a><span class="kw">impl</span><S: LogStore> WorkerStarter<S> {
|
|
<a href=#564 id=564 data-nosnippet>564</a> <span class="doccomment">/// Starts a region worker and its background thread.
|
|
<a href=#565 id=565 data-nosnippet>565</a> </span><span class="kw">fn </span>start(<span class="self">self</span>) -> <span class="prelude-ty">Result</span><RegionWorker> {
|
|
<a href=#566 id=566 data-nosnippet>566</a> <span class="kw">let </span>regions = Arc::new(RegionMap::default());
|
|
<a href=#567 id=567 data-nosnippet>567</a> <span class="kw">let </span>opening_regions = Arc::new(OpeningRegions::default());
|
|
<a href=#568 id=568 data-nosnippet>568</a> <span class="kw">let </span>catchup_regions = Arc::new(CatchupRegions::default());
|
|
<a href=#569 id=569 data-nosnippet>569</a> <span class="kw">let </span>(sender, receiver) = mpsc::channel(<span class="self">self</span>.config.worker_channel_size);
|
|
<a href=#570 id=570 data-nosnippet>570</a>
|
|
<a href=#571 id=571 data-nosnippet>571</a> <span class="kw">let </span>running = Arc::new(AtomicBool::new(<span class="bool-val">true</span>));
|
|
<a href=#572 id=572 data-nosnippet>572</a> <span class="kw">let </span>now = <span class="self">self</span>.time_provider.current_time_millis();
|
|
<a href=#573 id=573 data-nosnippet>573</a> <span class="kw">let </span>id_string = <span class="self">self</span>.id.to_string();
|
|
<a href=#574 id=574 data-nosnippet>574</a> <span class="kw">let </span><span class="kw-2">mut </span>worker_thread = RegionWorkerLoop {
|
|
<a href=#575 id=575 data-nosnippet>575</a> id: <span class="self">self</span>.id,
|
|
<a href=#576 id=576 data-nosnippet>576</a> config: <span class="self">self</span>.config.clone(),
|
|
<a href=#577 id=577 data-nosnippet>577</a> regions: regions.clone(),
|
|
<a href=#578 id=578 data-nosnippet>578</a> catchup_regions: catchup_regions.clone(),
|
|
<a href=#579 id=579 data-nosnippet>579</a> dropping_regions: Arc::new(RegionMap::default()),
|
|
<a href=#580 id=580 data-nosnippet>580</a> opening_regions: opening_regions.clone(),
|
|
<a href=#581 id=581 data-nosnippet>581</a> sender: sender.clone(),
|
|
<a href=#582 id=582 data-nosnippet>582</a> receiver,
|
|
<a href=#583 id=583 data-nosnippet>583</a> wal: Wal::new(<span class="self">self</span>.log_store),
|
|
<a href=#584 id=584 data-nosnippet>584</a> object_store_manager: <span class="self">self</span>.object_store_manager.clone(),
|
|
<a href=#585 id=585 data-nosnippet>585</a> running: running.clone(),
|
|
<a href=#586 id=586 data-nosnippet>586</a> memtable_builder_provider: MemtableBuilderProvider::new(
|
|
<a href=#587 id=587 data-nosnippet>587</a> <span class="prelude-val">Some</span>(<span class="self">self</span>.write_buffer_manager.clone()),
|
|
<a href=#588 id=588 data-nosnippet>588</a> <span class="self">self</span>.config.clone(),
|
|
<a href=#589 id=589 data-nosnippet>589</a> ),
|
|
<a href=#590 id=590 data-nosnippet>590</a> purge_scheduler: <span class="self">self</span>.purge_scheduler.clone(),
|
|
<a href=#591 id=591 data-nosnippet>591</a> write_buffer_manager: <span class="self">self</span>.write_buffer_manager,
|
|
<a href=#592 id=592 data-nosnippet>592</a> index_build_scheduler: IndexBuildScheduler::new(
|
|
<a href=#593 id=593 data-nosnippet>593</a> <span class="self">self</span>.index_build_job_pool,
|
|
<a href=#594 id=594 data-nosnippet>594</a> <span class="self">self</span>.config.max_background_index_builds,
|
|
<a href=#595 id=595 data-nosnippet>595</a> ),
|
|
<a href=#596 id=596 data-nosnippet>596</a> flush_scheduler: FlushScheduler::new(<span class="self">self</span>.flush_job_pool),
|
|
<a href=#597 id=597 data-nosnippet>597</a> compaction_scheduler: CompactionScheduler::new(
|
|
<a href=#598 id=598 data-nosnippet>598</a> <span class="self">self</span>.compact_job_pool,
|
|
<a href=#599 id=599 data-nosnippet>599</a> sender.clone(),
|
|
<a href=#600 id=600 data-nosnippet>600</a> <span class="self">self</span>.cache_manager.clone(),
|
|
<a href=#601 id=601 data-nosnippet>601</a> <span class="self">self</span>.config.clone(),
|
|
<a href=#602 id=602 data-nosnippet>602</a> <span class="self">self</span>.listener.clone(),
|
|
<a href=#603 id=603 data-nosnippet>603</a> <span class="self">self</span>.plugins.clone(),
|
|
<a href=#604 id=604 data-nosnippet>604</a> <span class="self">self</span>.compaction_memory_manager.clone(),
|
|
<a href=#605 id=605 data-nosnippet>605</a> <span class="self">self</span>.config.experimental_compaction_on_exhausted,
|
|
<a href=#606 id=606 data-nosnippet>606</a> ),
|
|
<a href=#607 id=607 data-nosnippet>607</a> stalled_requests: StalledRequests::default(),
|
|
<a href=#608 id=608 data-nosnippet>608</a> listener: <span class="self">self</span>.listener,
|
|
<a href=#609 id=609 data-nosnippet>609</a> cache_manager: <span class="self">self</span>.cache_manager,
|
|
<a href=#610 id=610 data-nosnippet>610</a> puffin_manager_factory: <span class="self">self</span>.puffin_manager_factory,
|
|
<a href=#611 id=611 data-nosnippet>611</a> intermediate_manager: <span class="self">self</span>.intermediate_manager,
|
|
<a href=#612 id=612 data-nosnippet>612</a> time_provider: <span class="self">self</span>.time_provider,
|
|
<a href=#613 id=613 data-nosnippet>613</a> last_periodical_check_millis: now,
|
|
<a href=#614 id=614 data-nosnippet>614</a> flush_sender: <span class="self">self</span>.flush_sender,
|
|
<a href=#615 id=615 data-nosnippet>615</a> flush_receiver: <span class="self">self</span>.flush_receiver,
|
|
<a href=#616 id=616 data-nosnippet>616</a> stalling_count: WRITE_STALLING.with_label_values(<span class="kw-2">&</span>[<span class="kw-2">&</span>id_string]),
|
|
<a href=#617 id=617 data-nosnippet>617</a> region_count: REGION_COUNT.with_label_values(<span class="kw-2">&</span>[<span class="kw-2">&</span>id_string]),
|
|
<a href=#618 id=618 data-nosnippet>618</a> request_wait_time: REQUEST_WAIT_TIME.with_label_values(<span class="kw-2">&</span>[<span class="kw-2">&</span>id_string]),
|
|
<a href=#619 id=619 data-nosnippet>619</a> region_edit_queues: RegionEditQueues::default(),
|
|
<a href=#620 id=620 data-nosnippet>620</a> schema_metadata_manager: <span class="self">self</span>.schema_metadata_manager,
|
|
<a href=#621 id=621 data-nosnippet>621</a> file_ref_manager: <span class="self">self</span>.file_ref_manager.clone(),
|
|
<a href=#622 id=622 data-nosnippet>622</a> partition_expr_fetcher: <span class="self">self</span>.partition_expr_fetcher,
|
|
<a href=#623 id=623 data-nosnippet>623</a> flush_semaphore: <span class="self">self</span>.flush_semaphore,
|
|
<a href=#624 id=624 data-nosnippet>624</a> };
|
|
<a href=#625 id=625 data-nosnippet>625</a> <span class="kw">let </span>handle = common_runtime::spawn_global(<span class="kw">async move </span>{
|
|
<a href=#626 id=626 data-nosnippet>626</a> worker_thread.run().<span class="kw">await</span>;
|
|
<a href=#627 id=627 data-nosnippet>627</a> });
|
|
<a href=#628 id=628 data-nosnippet>628</a>
|
|
<a href=#629 id=629 data-nosnippet>629</a> <span class="prelude-val">Ok</span>(RegionWorker {
|
|
<a href=#630 id=630 data-nosnippet>630</a> id: <span class="self">self</span>.id,
|
|
<a href=#631 id=631 data-nosnippet>631</a> regions,
|
|
<a href=#632 id=632 data-nosnippet>632</a> opening_regions,
|
|
<a href=#633 id=633 data-nosnippet>633</a> catchup_regions,
|
|
<a href=#634 id=634 data-nosnippet>634</a> sender,
|
|
<a href=#635 id=635 data-nosnippet>635</a> handle: Mutex::new(<span class="prelude-val">Some</span>(handle)),
|
|
<a href=#636 id=636 data-nosnippet>636</a> running,
|
|
<a href=#637 id=637 data-nosnippet>637</a> })
|
|
<a href=#638 id=638 data-nosnippet>638</a> }
|
|
<a href=#639 id=639 data-nosnippet>639</a>}
|
|
<a href=#640 id=640 data-nosnippet>640</a>
|
|
<a href=#641 id=641 data-nosnippet>641</a><span class="doccomment">/// Worker to write and alter regions bound to it.
|
|
<a href=#642 id=642 data-nosnippet>642</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>RegionWorker {
|
|
<a href=#643 id=643 data-nosnippet>643</a> <span class="doccomment">/// Id of the worker.
|
|
<a href=#644 id=644 data-nosnippet>644</a> </span>id: WorkerId,
|
|
<a href=#645 id=645 data-nosnippet>645</a> <span class="doccomment">/// Regions bound to the worker.
|
|
<a href=#646 id=646 data-nosnippet>646</a> </span>regions: RegionMapRef,
|
|
<a href=#647 id=647 data-nosnippet>647</a> <span class="doccomment">/// The opening regions.
|
|
<a href=#648 id=648 data-nosnippet>648</a> </span>opening_regions: OpeningRegionsRef,
|
|
<a href=#649 id=649 data-nosnippet>649</a> <span class="doccomment">/// The catching up regions.
|
|
<a href=#650 id=650 data-nosnippet>650</a> </span>catchup_regions: CatchupRegionsRef,
|
|
<a href=#651 id=651 data-nosnippet>651</a> <span class="doccomment">/// Request sender.
|
|
<a href=#652 id=652 data-nosnippet>652</a> </span>sender: Sender<WorkerRequestWithTime>,
|
|
<a href=#653 id=653 data-nosnippet>653</a> <span class="doccomment">/// Handle to the worker thread.
|
|
<a href=#654 id=654 data-nosnippet>654</a> </span>handle: Mutex<<span class="prelude-ty">Option</span><JoinHandle<()>>>,
|
|
<a href=#655 id=655 data-nosnippet>655</a> <span class="doccomment">/// Whether to run the worker thread.
|
|
<a href=#656 id=656 data-nosnippet>656</a> </span>running: Arc<AtomicBool>,
|
|
<a href=#657 id=657 data-nosnippet>657</a>}
|
|
<a href=#658 id=658 data-nosnippet>658</a>
|
|
<a href=#659 id=659 data-nosnippet>659</a><span class="kw">impl </span>RegionWorker {
|
|
<a href=#660 id=660 data-nosnippet>660</a> <span class="doccomment">/// Submits request to background worker thread.
|
|
<a href=#661 id=661 data-nosnippet>661</a> </span><span class="kw">async fn </span>submit_request(<span class="kw-2">&</span><span class="self">self</span>, request: WorkerRequest) -> <span class="prelude-ty">Result</span><()> {
|
|
<a href=#662 id=662 data-nosnippet>662</a> <span class="macro">ensure!</span>(<span class="self">self</span>.is_running(), WorkerStoppedSnafu { id: <span class="self">self</span>.id });
|
|
<a href=#663 id=663 data-nosnippet>663</a> <span class="kw">let </span>request_with_time = WorkerRequestWithTime::new(request);
|
|
<a href=#664 id=664 data-nosnippet>664</a> <span class="kw">if </span><span class="self">self</span>.sender.send(request_with_time).<span class="kw">await</span>.is_err() {
|
|
<a href=#665 id=665 data-nosnippet>665</a> <span class="macro">warn!</span>(
|
|
<a href=#666 id=666 data-nosnippet>666</a> <span class="string">"Worker {} is already exited but the running flag is still true"</span>,
|
|
<a href=#667 id=667 data-nosnippet>667</a> <span class="self">self</span>.id
|
|
<a href=#668 id=668 data-nosnippet>668</a> );
|
|
<a href=#669 id=669 data-nosnippet>669</a> <span class="comment">// Manually set the running flag to false to avoid printing more warning logs.
|
|
<a href=#670 id=670 data-nosnippet>670</a> </span><span class="self">self</span>.set_running(<span class="bool-val">false</span>);
|
|
<a href=#671 id=671 data-nosnippet>671</a> <span class="kw">return </span>WorkerStoppedSnafu { id: <span class="self">self</span>.id }.fail();
|
|
<a href=#672 id=672 data-nosnippet>672</a> }
|
|
<a href=#673 id=673 data-nosnippet>673</a>
|
|
<a href=#674 id=674 data-nosnippet>674</a> <span class="prelude-val">Ok</span>(())
|
|
<a href=#675 id=675 data-nosnippet>675</a> }
|
|
<a href=#676 id=676 data-nosnippet>676</a>
|
|
<a href=#677 id=677 data-nosnippet>677</a> <span class="doccomment">/// Stop the worker.
|
|
<a href=#678 id=678 data-nosnippet>678</a> ///
|
|
<a href=#679 id=679 data-nosnippet>679</a> /// This method waits until the worker thread exists.
|
|
<a href=#680 id=680 data-nosnippet>680</a> </span><span class="kw">async fn </span>stop(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><()> {
|
|
<a href=#681 id=681 data-nosnippet>681</a> <span class="kw">let </span>handle = <span class="self">self</span>.handle.lock().<span class="kw">await</span>.take();
|
|
<a href=#682 id=682 data-nosnippet>682</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(handle) = handle {
|
|
<a href=#683 id=683 data-nosnippet>683</a> <span class="macro">info!</span>(<span class="string">"Stop region worker {}"</span>, <span class="self">self</span>.id);
|
|
<a href=#684 id=684 data-nosnippet>684</a>
|
|
<a href=#685 id=685 data-nosnippet>685</a> <span class="self">self</span>.set_running(<span class="bool-val">false</span>);
|
|
<a href=#686 id=686 data-nosnippet>686</a> <span class="kw">if </span><span class="self">self
|
|
<a href=#687 id=687 data-nosnippet>687</a> </span>.sender
|
|
<a href=#688 id=688 data-nosnippet>688</a> .send(WorkerRequestWithTime::new(WorkerRequest::Stop))
|
|
<a href=#689 id=689 data-nosnippet>689</a> .<span class="kw">await
|
|
<a href=#690 id=690 data-nosnippet>690</a> </span>.is_err()
|
|
<a href=#691 id=691 data-nosnippet>691</a> {
|
|
<a href=#692 id=692 data-nosnippet>692</a> <span class="macro">warn!</span>(<span class="string">"Worker {} is already exited before stop"</span>, <span class="self">self</span>.id);
|
|
<a href=#693 id=693 data-nosnippet>693</a> }
|
|
<a href=#694 id=694 data-nosnippet>694</a>
|
|
<a href=#695 id=695 data-nosnippet>695</a> handle.<span class="kw">await</span>.context(JoinSnafu)<span class="question-mark">?</span>;
|
|
<a href=#696 id=696 data-nosnippet>696</a> }
|
|
<a href=#697 id=697 data-nosnippet>697</a>
|
|
<a href=#698 id=698 data-nosnippet>698</a> <span class="prelude-val">Ok</span>(())
|
|
<a href=#699 id=699 data-nosnippet>699</a> }
|
|
<a href=#700 id=700 data-nosnippet>700</a>
|
|
<a href=#701 id=701 data-nosnippet>701</a> <span class="doccomment">/// Returns true if the worker is still running.
|
|
<a href=#702 id=702 data-nosnippet>702</a> </span><span class="kw">fn </span>is_running(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
|
|
<a href=#703 id=703 data-nosnippet>703</a> <span class="self">self</span>.running.load(Ordering::Relaxed)
|
|
<a href=#704 id=704 data-nosnippet>704</a> }
|
|
<a href=#705 id=705 data-nosnippet>705</a>
|
|
<a href=#706 id=706 data-nosnippet>706</a> <span class="doccomment">/// Sets whether the worker is still running.
|
|
<a href=#707 id=707 data-nosnippet>707</a> </span><span class="kw">fn </span>set_running(<span class="kw-2">&</span><span class="self">self</span>, value: bool) {
|
|
<a href=#708 id=708 data-nosnippet>708</a> <span class="self">self</span>.running.store(value, Ordering::Relaxed)
|
|
<a href=#709 id=709 data-nosnippet>709</a> }
|
|
<a href=#710 id=710 data-nosnippet>710</a>
|
|
<a href=#711 id=711 data-nosnippet>711</a> <span class="doccomment">/// Returns true if the worker contains specific region.
|
|
<a href=#712 id=712 data-nosnippet>712</a> </span><span class="kw">fn </span>is_region_exists(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> bool {
|
|
<a href=#713 id=713 data-nosnippet>713</a> <span class="self">self</span>.regions.is_region_exists(region_id)
|
|
<a href=#714 id=714 data-nosnippet>714</a> }
|
|
<a href=#715 id=715 data-nosnippet>715</a>
|
|
<a href=#716 id=716 data-nosnippet>716</a> <span class="doccomment">/// Returns true if the region is opening.
|
|
<a href=#717 id=717 data-nosnippet>717</a> </span><span class="kw">fn </span>is_region_opening(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> bool {
|
|
<a href=#718 id=718 data-nosnippet>718</a> <span class="self">self</span>.opening_regions.is_region_exists(region_id)
|
|
<a href=#719 id=719 data-nosnippet>719</a> }
|
|
<a href=#720 id=720 data-nosnippet>720</a>
|
|
<a href=#721 id=721 data-nosnippet>721</a> <span class="doccomment">/// Returns true if the region is catching up.
|
|
<a href=#722 id=722 data-nosnippet>722</a> </span><span class="kw">fn </span>is_region_catching_up(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> bool {
|
|
<a href=#723 id=723 data-nosnippet>723</a> <span class="self">self</span>.catchup_regions.is_region_exists(region_id)
|
|
<a href=#724 id=724 data-nosnippet>724</a> }
|
|
<a href=#725 id=725 data-nosnippet>725</a>
|
|
<a href=#726 id=726 data-nosnippet>726</a> <span class="doccomment">/// Returns region of specific `region_id`.
|
|
<a href=#727 id=727 data-nosnippet>727</a> </span><span class="kw">fn </span>get_region(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> <span class="prelude-ty">Option</span><MitoRegionRef> {
|
|
<a href=#728 id=728 data-nosnippet>728</a> <span class="self">self</span>.regions.get_region(region_id)
|
|
<a href=#729 id=729 data-nosnippet>729</a> }
|
|
<a href=#730 id=730 data-nosnippet>730</a>
|
|
<a href=#731 id=731 data-nosnippet>731</a> <span class="attr">#[cfg(test)]
|
|
<a href=#732 id=732 data-nosnippet>732</a> </span><span class="doccomment">/// Returns the [OpeningRegionsRef].
|
|
<a href=#733 id=733 data-nosnippet>733</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>opening_regions(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>OpeningRegionsRef {
|
|
<a href=#734 id=734 data-nosnippet>734</a> <span class="kw-2">&</span><span class="self">self</span>.opening_regions
|
|
<a href=#735 id=735 data-nosnippet>735</a> }
|
|
<a href=#736 id=736 data-nosnippet>736</a>
|
|
<a href=#737 id=737 data-nosnippet>737</a> <span class="attr">#[cfg(test)]
|
|
<a href=#738 id=738 data-nosnippet>738</a> </span><span class="doccomment">/// Returns the [CatchupRegionsRef].
|
|
<a href=#739 id=739 data-nosnippet>739</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>catchup_regions(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>CatchupRegionsRef {
|
|
<a href=#740 id=740 data-nosnippet>740</a> <span class="kw-2">&</span><span class="self">self</span>.catchup_regions
|
|
<a href=#741 id=741 data-nosnippet>741</a> }
|
|
<a href=#742 id=742 data-nosnippet>742</a>}
|
|
<a href=#743 id=743 data-nosnippet>743</a>
|
|
<a href=#744 id=744 data-nosnippet>744</a><span class="kw">impl </span>Drop <span class="kw">for </span>RegionWorker {
|
|
<a href=#745 id=745 data-nosnippet>745</a> <span class="kw">fn </span>drop(<span class="kw-2">&mut </span><span class="self">self</span>) {
|
|
<a href=#746 id=746 data-nosnippet>746</a> <span class="kw">if </span><span class="self">self</span>.is_running() {
|
|
<a href=#747 id=747 data-nosnippet>747</a> <span class="self">self</span>.set_running(<span class="bool-val">false</span>);
|
|
<a href=#748 id=748 data-nosnippet>748</a> <span class="comment">// Once we drop the sender, the worker thread will receive a disconnected error.
|
|
<a href=#749 id=749 data-nosnippet>749</a> </span>}
|
|
<a href=#750 id=750 data-nosnippet>750</a> }
|
|
<a href=#751 id=751 data-nosnippet>751</a>}
|
|
<a href=#752 id=752 data-nosnippet>752</a>
|
|
<a href=#753 id=753 data-nosnippet>753</a><span class="kw">type </span>RequestBuffer = Vec<WorkerRequest>;
|
|
<a href=#754 id=754 data-nosnippet>754</a>
|
|
<a href=#755 id=755 data-nosnippet>755</a><span class="doccomment">/// Buffer for stalled write requests.
|
|
<a href=#756 id=756 data-nosnippet>756</a>///
|
|
<a href=#757 id=757 data-nosnippet>757</a>/// Maintains stalled write requests and their estimated size.
|
|
<a href=#758 id=758 data-nosnippet>758</a></span><span class="attr">#[derive(Default)]
|
|
<a href=#759 id=759 data-nosnippet>759</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>StalledRequests {
|
|
<a href=#760 id=760 data-nosnippet>760</a> <span class="doccomment">/// Stalled requests.
|
|
<a href=#761 id=761 data-nosnippet>761</a> /// Remember to use `StalledRequests::stalled_count()` to get the total number of stalled requests
|
|
<a href=#762 id=762 data-nosnippet>762</a> /// instead of `StalledRequests::requests.len()`.
|
|
<a href=#763 id=763 data-nosnippet>763</a> ///
|
|
<a href=#764 id=764 data-nosnippet>764</a> /// Key: RegionId
|
|
<a href=#765 id=765 data-nosnippet>765</a> /// Value: (estimated size, stalled requests)
|
|
<a href=#766 id=766 data-nosnippet>766</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) requests:
|
|
<a href=#767 id=767 data-nosnippet>767</a> HashMap<RegionId, (usize, Vec<SenderWriteRequest>, Vec<SenderBulkRequest>)>,
|
|
<a href=#768 id=768 data-nosnippet>768</a> <span class="doccomment">/// Estimated size of all stalled requests.
|
|
<a href=#769 id=769 data-nosnippet>769</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) estimated_size: usize,
|
|
<a href=#770 id=770 data-nosnippet>770</a>}
|
|
<a href=#771 id=771 data-nosnippet>771</a>
|
|
<a href=#772 id=772 data-nosnippet>772</a><span class="kw">impl </span>StalledRequests {
|
|
<a href=#773 id=773 data-nosnippet>773</a> <span class="doccomment">/// Appends stalled requests.
|
|
<a href=#774 id=774 data-nosnippet>774</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>append(
|
|
<a href=#775 id=775 data-nosnippet>775</a> <span class="kw-2">&mut </span><span class="self">self</span>,
|
|
<a href=#776 id=776 data-nosnippet>776</a> requests: <span class="kw-2">&mut </span>Vec<SenderWriteRequest>,
|
|
<a href=#777 id=777 data-nosnippet>777</a> bulk_requests: <span class="kw-2">&mut </span>Vec<SenderBulkRequest>,
|
|
<a href=#778 id=778 data-nosnippet>778</a> ) {
|
|
<a href=#779 id=779 data-nosnippet>779</a> <span class="kw">for </span>req <span class="kw">in </span>requests.drain(..) {
|
|
<a href=#780 id=780 data-nosnippet>780</a> <span class="self">self</span>.push(req);
|
|
<a href=#781 id=781 data-nosnippet>781</a> }
|
|
<a href=#782 id=782 data-nosnippet>782</a> <span class="kw">for </span>req <span class="kw">in </span>bulk_requests.drain(..) {
|
|
<a href=#783 id=783 data-nosnippet>783</a> <span class="self">self</span>.push_bulk(req);
|
|
<a href=#784 id=784 data-nosnippet>784</a> }
|
|
<a href=#785 id=785 data-nosnippet>785</a> }
|
|
<a href=#786 id=786 data-nosnippet>786</a>
|
|
<a href=#787 id=787 data-nosnippet>787</a> <span class="doccomment">/// Pushes a stalled request to the buffer.
|
|
<a href=#788 id=788 data-nosnippet>788</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>push(<span class="kw-2">&mut </span><span class="self">self</span>, req: SenderWriteRequest) {
|
|
<a href=#789 id=789 data-nosnippet>789</a> <span class="kw">let </span>(size, requests, <span class="kw">_</span>) = <span class="self">self</span>.requests.entry(req.request.region_id).or_default();
|
|
<a href=#790 id=790 data-nosnippet>790</a> <span class="kw">let </span>req_size = req.request.estimated_size();
|
|
<a href=#791 id=791 data-nosnippet>791</a> <span class="kw-2">*</span>size += req_size;
|
|
<a href=#792 id=792 data-nosnippet>792</a> <span class="self">self</span>.estimated_size += req_size;
|
|
<a href=#793 id=793 data-nosnippet>793</a> requests.push(req);
|
|
<a href=#794 id=794 data-nosnippet>794</a> }
|
|
<a href=#795 id=795 data-nosnippet>795</a>
|
|
<a href=#796 id=796 data-nosnippet>796</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>push_bulk(<span class="kw-2">&mut </span><span class="self">self</span>, req: SenderBulkRequest) {
|
|
<a href=#797 id=797 data-nosnippet>797</a> <span class="kw">let </span>region_id = req.region_id;
|
|
<a href=#798 id=798 data-nosnippet>798</a> <span class="kw">let </span>(size, <span class="kw">_</span>, requests) = <span class="self">self</span>.requests.entry(region_id).or_default();
|
|
<a href=#799 id=799 data-nosnippet>799</a> <span class="kw">let </span>req_size = req.request.estimated_size();
|
|
<a href=#800 id=800 data-nosnippet>800</a> <span class="kw-2">*</span>size += req_size;
|
|
<a href=#801 id=801 data-nosnippet>801</a> <span class="self">self</span>.estimated_size += req_size;
|
|
<a href=#802 id=802 data-nosnippet>802</a> requests.push(req);
|
|
<a href=#803 id=803 data-nosnippet>803</a> }
|
|
<a href=#804 id=804 data-nosnippet>804</a>
|
|
<a href=#805 id=805 data-nosnippet>805</a> <span class="doccomment">/// Removes stalled requests of specific region.
|
|
<a href=#806 id=806 data-nosnippet>806</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>remove(
|
|
<a href=#807 id=807 data-nosnippet>807</a> <span class="kw-2">&mut </span><span class="self">self</span>,
|
|
<a href=#808 id=808 data-nosnippet>808</a> region_id: <span class="kw-2">&</span>RegionId,
|
|
<a href=#809 id=809 data-nosnippet>809</a> ) -> (Vec<SenderWriteRequest>, Vec<SenderBulkRequest>) {
|
|
<a href=#810 id=810 data-nosnippet>810</a> <span class="kw">if let </span><span class="prelude-val">Some</span>((size, write_reqs, bulk_reqs)) = <span class="self">self</span>.requests.remove(region_id) {
|
|
<a href=#811 id=811 data-nosnippet>811</a> <span class="self">self</span>.estimated_size -= size;
|
|
<a href=#812 id=812 data-nosnippet>812</a> (write_reqs, bulk_reqs)
|
|
<a href=#813 id=813 data-nosnippet>813</a> } <span class="kw">else </span>{
|
|
<a href=#814 id=814 data-nosnippet>814</a> (<span class="macro">vec!</span>[], <span class="macro">vec!</span>[])
|
|
<a href=#815 id=815 data-nosnippet>815</a> }
|
|
<a href=#816 id=816 data-nosnippet>816</a> }
|
|
<a href=#817 id=817 data-nosnippet>817</a>
|
|
<a href=#818 id=818 data-nosnippet>818</a> <span class="doccomment">/// Returns the total number of all stalled requests.
|
|
<a href=#819 id=819 data-nosnippet>819</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>stalled_count(<span class="kw-2">&</span><span class="self">self</span>) -> usize {
|
|
<a href=#820 id=820 data-nosnippet>820</a> <span class="self">self</span>.requests
|
|
<a href=#821 id=821 data-nosnippet>821</a> .values()
|
|
<a href=#822 id=822 data-nosnippet>822</a> .map(|(<span class="kw">_</span>, reqs, bulk_reqs)| reqs.len() + bulk_reqs.len())
|
|
<a href=#823 id=823 data-nosnippet>823</a> .sum()
|
|
<a href=#824 id=824 data-nosnippet>824</a> }
|
|
<a href=#825 id=825 data-nosnippet>825</a>}
|
|
<a href=#826 id=826 data-nosnippet>826</a>
|
|
<a href=#827 id=827 data-nosnippet>827</a><span class="doccomment">/// Background worker loop to handle requests.
|
|
<a href=#828 id=828 data-nosnippet>828</a></span><span class="kw">struct </span>RegionWorkerLoop<S> {
|
|
<a href=#829 id=829 data-nosnippet>829</a> <span class="doccomment">/// Id of the worker.
|
|
<a href=#830 id=830 data-nosnippet>830</a> </span>id: WorkerId,
|
|
<a href=#831 id=831 data-nosnippet>831</a> <span class="doccomment">/// Engine config.
|
|
<a href=#832 id=832 data-nosnippet>832</a> </span>config: Arc<MitoConfig>,
|
|
<a href=#833 id=833 data-nosnippet>833</a> <span class="doccomment">/// Regions bound to the worker.
|
|
<a href=#834 id=834 data-nosnippet>834</a> </span>regions: RegionMapRef,
|
|
<a href=#835 id=835 data-nosnippet>835</a> <span class="doccomment">/// Regions that are not yet fully dropped.
|
|
<a href=#836 id=836 data-nosnippet>836</a> </span>dropping_regions: RegionMapRef,
|
|
<a href=#837 id=837 data-nosnippet>837</a> <span class="doccomment">/// Regions that are opening.
|
|
<a href=#838 id=838 data-nosnippet>838</a> </span>opening_regions: OpeningRegionsRef,
|
|
<a href=#839 id=839 data-nosnippet>839</a> <span class="doccomment">/// Regions that are catching up.
|
|
<a href=#840 id=840 data-nosnippet>840</a> </span>catchup_regions: CatchupRegionsRef,
|
|
<a href=#841 id=841 data-nosnippet>841</a> <span class="doccomment">/// Request sender.
|
|
<a href=#842 id=842 data-nosnippet>842</a> </span>sender: Sender<WorkerRequestWithTime>,
|
|
<a href=#843 id=843 data-nosnippet>843</a> <span class="doccomment">/// Request receiver.
|
|
<a href=#844 id=844 data-nosnippet>844</a> </span>receiver: Receiver<WorkerRequestWithTime>,
|
|
<a href=#845 id=845 data-nosnippet>845</a> <span class="doccomment">/// WAL of the engine.
|
|
<a href=#846 id=846 data-nosnippet>846</a> </span>wal: Wal<S>,
|
|
<a href=#847 id=847 data-nosnippet>847</a> <span class="doccomment">/// Manages object stores for manifest and SSTs.
|
|
<a href=#848 id=848 data-nosnippet>848</a> </span>object_store_manager: ObjectStoreManagerRef,
|
|
<a href=#849 id=849 data-nosnippet>849</a> <span class="doccomment">/// Whether the worker thread is still running.
|
|
<a href=#850 id=850 data-nosnippet>850</a> </span>running: Arc<AtomicBool>,
|
|
<a href=#851 id=851 data-nosnippet>851</a> <span class="doccomment">/// Memtable builder provider for each region.
|
|
<a href=#852 id=852 data-nosnippet>852</a> </span>memtable_builder_provider: MemtableBuilderProvider,
|
|
<a href=#853 id=853 data-nosnippet>853</a> <span class="doccomment">/// Background purge job scheduler.
|
|
<a href=#854 id=854 data-nosnippet>854</a> </span>purge_scheduler: SchedulerRef,
|
|
<a href=#855 id=855 data-nosnippet>855</a> <span class="doccomment">/// Engine write buffer manager.
|
|
<a href=#856 id=856 data-nosnippet>856</a> </span>write_buffer_manager: WriteBufferManagerRef,
|
|
<a href=#857 id=857 data-nosnippet>857</a> <span class="doccomment">/// Scheduler for index build task.
|
|
<a href=#858 id=858 data-nosnippet>858</a> </span>index_build_scheduler: IndexBuildScheduler,
|
|
<a href=#859 id=859 data-nosnippet>859</a> <span class="doccomment">/// Schedules background flush requests.
|
|
<a href=#860 id=860 data-nosnippet>860</a> </span>flush_scheduler: FlushScheduler,
|
|
<a href=#861 id=861 data-nosnippet>861</a> <span class="doccomment">/// Scheduler for compaction tasks.
|
|
<a href=#862 id=862 data-nosnippet>862</a> </span>compaction_scheduler: CompactionScheduler,
|
|
<a href=#863 id=863 data-nosnippet>863</a> <span class="doccomment">/// Stalled write requests.
|
|
<a href=#864 id=864 data-nosnippet>864</a> </span>stalled_requests: StalledRequests,
|
|
<a href=#865 id=865 data-nosnippet>865</a> <span class="doccomment">/// Event listener for tests.
|
|
<a href=#866 id=866 data-nosnippet>866</a> </span>listener: WorkerListener,
|
|
<a href=#867 id=867 data-nosnippet>867</a> <span class="doccomment">/// Cache.
|
|
<a href=#868 id=868 data-nosnippet>868</a> </span>cache_manager: CacheManagerRef,
|
|
<a href=#869 id=869 data-nosnippet>869</a> <span class="doccomment">/// Puffin manager factory for index.
|
|
<a href=#870 id=870 data-nosnippet>870</a> </span>puffin_manager_factory: PuffinManagerFactory,
|
|
<a href=#871 id=871 data-nosnippet>871</a> <span class="doccomment">/// Intermediate manager for inverted index.
|
|
<a href=#872 id=872 data-nosnippet>872</a> </span>intermediate_manager: IntermediateManager,
|
|
<a href=#873 id=873 data-nosnippet>873</a> <span class="doccomment">/// Provider to get current time.
|
|
<a href=#874 id=874 data-nosnippet>874</a> </span>time_provider: TimeProviderRef,
|
|
<a href=#875 id=875 data-nosnippet>875</a> <span class="doccomment">/// Last time to check regions periodically.
|
|
<a href=#876 id=876 data-nosnippet>876</a> </span>last_periodical_check_millis: i64,
|
|
<a href=#877 id=877 data-nosnippet>877</a> <span class="doccomment">/// Watch channel sender to notify workers to handle stalled requests.
|
|
<a href=#878 id=878 data-nosnippet>878</a> </span>flush_sender: watch::Sender<()>,
|
|
<a href=#879 id=879 data-nosnippet>879</a> <span class="doccomment">/// Watch channel receiver to wait for background flush job.
|
|
<a href=#880 id=880 data-nosnippet>880</a> </span>flush_receiver: watch::Receiver<()>,
|
|
<a href=#881 id=881 data-nosnippet>881</a> <span class="doccomment">/// Gauge of stalling request count.
|
|
<a href=#882 id=882 data-nosnippet>882</a> </span>stalling_count: IntGauge,
|
|
<a href=#883 id=883 data-nosnippet>883</a> <span class="doccomment">/// Gauge of regions in the worker.
|
|
<a href=#884 id=884 data-nosnippet>884</a> </span>region_count: IntGauge,
|
|
<a href=#885 id=885 data-nosnippet>885</a> <span class="doccomment">/// Histogram of request wait time for this worker.
|
|
<a href=#886 id=886 data-nosnippet>886</a> </span>request_wait_time: Histogram,
|
|
<a href=#887 id=887 data-nosnippet>887</a> <span class="doccomment">/// Queues for region edit requests.
|
|
<a href=#888 id=888 data-nosnippet>888</a> </span>region_edit_queues: RegionEditQueues,
|
|
<a href=#889 id=889 data-nosnippet>889</a> <span class="doccomment">/// Database level metadata manager.
|
|
<a href=#890 id=890 data-nosnippet>890</a> </span>schema_metadata_manager: SchemaMetadataManagerRef,
|
|
<a href=#891 id=891 data-nosnippet>891</a> <span class="doccomment">/// Datanode level file references manager.
|
|
<a href=#892 id=892 data-nosnippet>892</a> </span>file_ref_manager: FileReferenceManagerRef,
|
|
<a href=#893 id=893 data-nosnippet>893</a> <span class="doccomment">/// Partition expr fetcher used to backfill partition expr on open for compatibility.
|
|
<a href=#894 id=894 data-nosnippet>894</a> </span>partition_expr_fetcher: PartitionExprFetcherRef,
|
|
<a href=#895 id=895 data-nosnippet>895</a> <span class="doccomment">/// Semaphore to control flush concurrency.
|
|
<a href=#896 id=896 data-nosnippet>896</a> </span>flush_semaphore: Arc<Semaphore>,
|
|
<a href=#897 id=897 data-nosnippet>897</a>}
|
|
<a href=#898 id=898 data-nosnippet>898</a>
|
|
<a href=#899 id=899 data-nosnippet>899</a><span class="kw">impl</span><S: LogStore> RegionWorkerLoop<S> {
|
|
<a href=#900 id=900 data-nosnippet>900</a> <span class="doccomment">/// Starts the worker loop.
|
|
<a href=#901 id=901 data-nosnippet>901</a> </span><span class="kw">async fn </span>run(<span class="kw-2">&mut </span><span class="self">self</span>) {
|
|
<a href=#902 id=902 data-nosnippet>902</a> <span class="kw">let </span>init_check_delay = worker_init_check_delay();
|
|
<a href=#903 id=903 data-nosnippet>903</a> <span class="macro">info!</span>(
|
|
<a href=#904 id=904 data-nosnippet>904</a> <span class="string">"Start region worker thread {}, init_check_delay: {:?}"</span>,
|
|
<a href=#905 id=905 data-nosnippet>905</a> <span class="self">self</span>.id, init_check_delay
|
|
<a href=#906 id=906 data-nosnippet>906</a> );
|
|
<a href=#907 id=907 data-nosnippet>907</a> <span class="self">self</span>.last_periodical_check_millis += init_check_delay.as_millis() <span class="kw">as </span>i64;
|
|
<a href=#908 id=908 data-nosnippet>908</a>
|
|
<a href=#909 id=909 data-nosnippet>909</a> <span class="comment">// Buffer to retrieve requests from receiver.
|
|
<a href=#910 id=910 data-nosnippet>910</a> </span><span class="kw">let </span><span class="kw-2">mut </span>write_req_buffer: Vec<SenderWriteRequest> =
|
|
<a href=#911 id=911 data-nosnippet>911</a> Vec::with_capacity(<span class="self">self</span>.config.worker_request_batch_size);
|
|
<a href=#912 id=912 data-nosnippet>912</a> <span class="kw">let </span><span class="kw-2">mut </span>bulk_req_buffer: Vec<SenderBulkRequest> =
|
|
<a href=#913 id=913 data-nosnippet>913</a> Vec::with_capacity(<span class="self">self</span>.config.worker_request_batch_size);
|
|
<a href=#914 id=914 data-nosnippet>914</a> <span class="kw">let </span><span class="kw-2">mut </span>ddl_req_buffer: Vec<SenderDdlRequest> =
|
|
<a href=#915 id=915 data-nosnippet>915</a> Vec::with_capacity(<span class="self">self</span>.config.worker_request_batch_size);
|
|
<a href=#916 id=916 data-nosnippet>916</a> <span class="kw">let </span><span class="kw-2">mut </span>general_req_buffer: Vec<WorkerRequest> =
|
|
<a href=#917 id=917 data-nosnippet>917</a> RequestBuffer::with_capacity(<span class="self">self</span>.config.worker_request_batch_size);
|
|
<a href=#918 id=918 data-nosnippet>918</a>
|
|
<a href=#919 id=919 data-nosnippet>919</a> <span class="kw">while </span><span class="self">self</span>.running.load(Ordering::Relaxed) {
|
|
<a href=#920 id=920 data-nosnippet>920</a> <span class="comment">// Clear the buffer before handling next batch of requests.
|
|
<a href=#921 id=921 data-nosnippet>921</a> </span>write_req_buffer.clear();
|
|
<a href=#922 id=922 data-nosnippet>922</a> ddl_req_buffer.clear();
|
|
<a href=#923 id=923 data-nosnippet>923</a> general_req_buffer.clear();
|
|
<a href=#924 id=924 data-nosnippet>924</a> <span class="kw">let </span><span class="kw-2">mut </span>bulk_insert_req_num = <span class="number">0</span>;
|
|
<a href=#925 id=925 data-nosnippet>925</a>
|
|
<a href=#926 id=926 data-nosnippet>926</a> <span class="kw">let </span>max_wait_time = <span class="self">self</span>.time_provider.wait_duration(CHECK_REGION_INTERVAL);
|
|
<a href=#927 id=927 data-nosnippet>927</a> <span class="kw">let </span>sleep = tokio::time::sleep(max_wait_time);
|
|
<a href=#928 id=928 data-nosnippet>928</a> <span class="macro">tokio::pin!</span>(sleep);
|
|
<a href=#929 id=929 data-nosnippet>929</a>
|
|
<a href=#930 id=930 data-nosnippet>930</a> <span class="macro">tokio::select!</span> {
|
|
<a href=#931 id=931 data-nosnippet>931</a> request_opt = <span class="self">self</span>.receiver.recv() => {
|
|
<a href=#932 id=932 data-nosnippet>932</a> <span class="kw">match </span>request_opt {
|
|
<a href=#933 id=933 data-nosnippet>933</a> <span class="prelude-val">Some</span>(request_with_time) => {
|
|
<a href=#934 id=934 data-nosnippet>934</a> <span class="comment">// Observe the wait time
|
|
<a href=#935 id=935 data-nosnippet>935</a> </span><span class="kw">let </span>wait_time = request_with_time.created_at.elapsed();
|
|
<a href=#936 id=936 data-nosnippet>936</a> <span class="self">self</span>.request_wait_time.observe(wait_time.as_secs_f64());
|
|
<a href=#937 id=937 data-nosnippet>937</a>
|
|
<a href=#938 id=938 data-nosnippet>938</a> <span class="kw">match </span>request_with_time.request {
|
|
<a href=#939 id=939 data-nosnippet>939</a> WorkerRequest::Write(sender_req) => write_req_buffer.push(sender_req),
|
|
<a href=#940 id=940 data-nosnippet>940</a> WorkerRequest::Ddl(sender_req) => ddl_req_buffer.push(sender_req),
|
|
<a href=#941 id=941 data-nosnippet>941</a> WorkerRequest::BulkInserts(bulk_insert) => {
|
|
<a href=#942 id=942 data-nosnippet>942</a> bulk_insert_req_num += <span class="number">1</span>;
|
|
<a href=#943 id=943 data-nosnippet>943</a> <span class="self">self</span>.buffer_bulk_insert_request(bulk_insert, <span class="kw-2">&mut </span>bulk_req_buffer)
|
|
<a href=#944 id=944 data-nosnippet>944</a> .<span class="kw">await</span>;
|
|
<a href=#945 id=945 data-nosnippet>945</a> }
|
|
<a href=#946 id=946 data-nosnippet>946</a> req => general_req_buffer.push(req),
|
|
<a href=#947 id=947 data-nosnippet>947</a> }
|
|
<a href=#948 id=948 data-nosnippet>948</a> },
|
|
<a href=#949 id=949 data-nosnippet>949</a> <span class="comment">// The channel is disconnected.
|
|
<a href=#950 id=950 data-nosnippet>950</a> </span><span class="prelude-val">None </span>=> <span class="kw">break</span>,
|
|
<a href=#951 id=951 data-nosnippet>951</a> }
|
|
<a href=#952 id=952 data-nosnippet>952</a> }
|
|
<a href=#953 id=953 data-nosnippet>953</a> recv_res = <span class="self">self</span>.flush_receiver.changed() => {
|
|
<a href=#954 id=954 data-nosnippet>954</a> <span class="kw">if </span>recv_res.is_err() {
|
|
<a href=#955 id=955 data-nosnippet>955</a> <span class="comment">// The channel is disconnected.
|
|
<a href=#956 id=956 data-nosnippet>956</a> </span><span class="kw">break</span>;
|
|
<a href=#957 id=957 data-nosnippet>957</a> } <span class="kw">else </span>{
|
|
<a href=#958 id=958 data-nosnippet>958</a> <span class="comment">// Also flush this worker if other workers trigger flush as this worker may have
|
|
<a href=#959 id=959 data-nosnippet>959</a> // a large memtable to flush. We may not have chance to flush that memtable if we
|
|
<a href=#960 id=960 data-nosnippet>960</a> // never write to this worker. So only flushing other workers may not release enough
|
|
<a href=#961 id=961 data-nosnippet>961</a> // memory.
|
|
<a href=#962 id=962 data-nosnippet>962</a> </span><span class="self">self</span>.maybe_flush_worker();
|
|
<a href=#963 id=963 data-nosnippet>963</a> <span class="comment">// A flush job is finished, handles stalled requests.
|
|
<a href=#964 id=964 data-nosnippet>964</a> </span><span class="self">self</span>.handle_stalled_requests().<span class="kw">await</span>;
|
|
<a href=#965 id=965 data-nosnippet>965</a> <span class="kw">continue</span>;
|
|
<a href=#966 id=966 data-nosnippet>966</a> }
|
|
<a href=#967 id=967 data-nosnippet>967</a> }
|
|
<a href=#968 id=968 data-nosnippet>968</a> <span class="kw">_ </span>= <span class="kw-2">&mut </span>sleep => {
|
|
<a href=#969 id=969 data-nosnippet>969</a> <span class="comment">// Timeout. Checks periodical tasks.
|
|
<a href=#970 id=970 data-nosnippet>970</a> </span><span class="self">self</span>.handle_periodical_tasks();
|
|
<a href=#971 id=971 data-nosnippet>971</a> <span class="kw">continue</span>;
|
|
<a href=#972 id=972 data-nosnippet>972</a> }
|
|
<a href=#973 id=973 data-nosnippet>973</a> }
|
|
<a href=#974 id=974 data-nosnippet>974</a>
|
|
<a href=#975 id=975 data-nosnippet>975</a> <span class="kw">if </span><span class="self">self</span>.flush_receiver.has_changed().unwrap_or(<span class="bool-val">false</span>) {
|
|
<a href=#976 id=976 data-nosnippet>976</a> <span class="comment">// Always checks whether we could process stalled requests to avoid a request
|
|
<a href=#977 id=977 data-nosnippet>977</a> // hangs too long.
|
|
<a href=#978 id=978 data-nosnippet>978</a> // If the channel is closed, do nothing.
|
|
<a href=#979 id=979 data-nosnippet>979</a> </span><span class="self">self</span>.handle_stalled_requests().<span class="kw">await</span>;
|
|
<a href=#980 id=980 data-nosnippet>980</a> }
|
|
<a href=#981 id=981 data-nosnippet>981</a>
|
|
<a href=#982 id=982 data-nosnippet>982</a> <span class="comment">// Try to recv more requests from the channel.
|
|
<a href=#983 id=983 data-nosnippet>983</a> </span><span class="kw">for _ in </span><span class="number">1</span>..<span class="self">self</span>.config.worker_request_batch_size {
|
|
<a href=#984 id=984 data-nosnippet>984</a> <span class="comment">// We have received one request so we start from 1.
|
|
<a href=#985 id=985 data-nosnippet>985</a> </span><span class="kw">match </span><span class="self">self</span>.receiver.try_recv() {
|
|
<a href=#986 id=986 data-nosnippet>986</a> <span class="prelude-val">Ok</span>(request_with_time) => {
|
|
<a href=#987 id=987 data-nosnippet>987</a> <span class="comment">// Observe the wait time
|
|
<a href=#988 id=988 data-nosnippet>988</a> </span><span class="kw">let </span>wait_time = request_with_time.created_at.elapsed();
|
|
<a href=#989 id=989 data-nosnippet>989</a> <span class="self">self</span>.request_wait_time.observe(wait_time.as_secs_f64());
|
|
<a href=#990 id=990 data-nosnippet>990</a>
|
|
<a href=#991 id=991 data-nosnippet>991</a> <span class="kw">match </span>request_with_time.request {
|
|
<a href=#992 id=992 data-nosnippet>992</a> WorkerRequest::Write(sender_req) => write_req_buffer.push(sender_req),
|
|
<a href=#993 id=993 data-nosnippet>993</a> WorkerRequest::Ddl(sender_req) => ddl_req_buffer.push(sender_req),
|
|
<a href=#994 id=994 data-nosnippet>994</a> WorkerRequest::BulkInserts(bulk_insert) => {
|
|
<a href=#995 id=995 data-nosnippet>995</a> bulk_insert_req_num += <span class="number">1</span>;
|
|
<a href=#996 id=996 data-nosnippet>996</a> <span class="self">self</span>.buffer_bulk_insert_request(bulk_insert, <span class="kw-2">&mut </span>bulk_req_buffer)
|
|
<a href=#997 id=997 data-nosnippet>997</a> .<span class="kw">await
|
|
<a href=#998 id=998 data-nosnippet>998</a> </span>}
|
|
<a href=#999 id=999 data-nosnippet>999</a> req => general_req_buffer.push(req),
|
|
<a href=#1000 id=1000 data-nosnippet>1000</a> }
|
|
<a href=#1001 id=1001 data-nosnippet>1001</a> }
|
|
<a href=#1002 id=1002 data-nosnippet>1002</a> <span class="comment">// We still need to handle remaining requests.
|
|
<a href=#1003 id=1003 data-nosnippet>1003</a> </span><span class="prelude-val">Err</span>(<span class="kw">_</span>) => <span class="kw">break</span>,
|
|
<a href=#1004 id=1004 data-nosnippet>1004</a> }
|
|
<a href=#1005 id=1005 data-nosnippet>1005</a> }
|
|
<a href=#1006 id=1006 data-nosnippet>1006</a>
|
|
<a href=#1007 id=1007 data-nosnippet>1007</a> <span class="self">self</span>.listener.on_recv_requests(
|
|
<a href=#1008 id=1008 data-nosnippet>1008</a> write_req_buffer.len()
|
|
<a href=#1009 id=1009 data-nosnippet>1009</a> + ddl_req_buffer.len()
|
|
<a href=#1010 id=1010 data-nosnippet>1010</a> + general_req_buffer.len()
|
|
<a href=#1011 id=1011 data-nosnippet>1011</a> + bulk_insert_req_num,
|
|
<a href=#1012 id=1012 data-nosnippet>1012</a> );
|
|
<a href=#1013 id=1013 data-nosnippet>1013</a>
|
|
<a href=#1014 id=1014 data-nosnippet>1014</a> <span class="self">self</span>.handle_requests(
|
|
<a href=#1015 id=1015 data-nosnippet>1015</a> <span class="kw-2">&mut </span>write_req_buffer,
|
|
<a href=#1016 id=1016 data-nosnippet>1016</a> <span class="kw-2">&mut </span>ddl_req_buffer,
|
|
<a href=#1017 id=1017 data-nosnippet>1017</a> <span class="kw-2">&mut </span>general_req_buffer,
|
|
<a href=#1018 id=1018 data-nosnippet>1018</a> <span class="kw-2">&mut </span>bulk_req_buffer,
|
|
<a href=#1019 id=1019 data-nosnippet>1019</a> )
|
|
<a href=#1020 id=1020 data-nosnippet>1020</a> .<span class="kw">await</span>;
|
|
<a href=#1021 id=1021 data-nosnippet>1021</a>
|
|
<a href=#1022 id=1022 data-nosnippet>1022</a> <span class="self">self</span>.handle_periodical_tasks();
|
|
<a href=#1023 id=1023 data-nosnippet>1023</a> }
|
|
<a href=#1024 id=1024 data-nosnippet>1024</a>
|
|
<a href=#1025 id=1025 data-nosnippet>1025</a> <span class="self">self</span>.clean().<span class="kw">await</span>;
|
|
<a href=#1026 id=1026 data-nosnippet>1026</a>
|
|
<a href=#1027 id=1027 data-nosnippet>1027</a> <span class="macro">info!</span>(<span class="string">"Exit region worker thread {}"</span>, <span class="self">self</span>.id);
|
|
<a href=#1028 id=1028 data-nosnippet>1028</a> }
|
|
<a href=#1029 id=1029 data-nosnippet>1029</a>
|
|
<a href=#1030 id=1030 data-nosnippet>1030</a> <span class="kw">async fn </span>buffer_bulk_insert_request(
|
|
<a href=#1031 id=1031 data-nosnippet>1031</a> <span class="kw-2">&mut </span><span class="self">self</span>,
|
|
<a href=#1032 id=1032 data-nosnippet>1032</a> bulk_insert: BulkInsertRequest,
|
|
<a href=#1033 id=1033 data-nosnippet>1033</a> bulk_requests: <span class="kw-2">&mut </span>Vec<SenderBulkRequest>,
|
|
<a href=#1034 id=1034 data-nosnippet>1034</a> ) {
|
|
<a href=#1035 id=1035 data-nosnippet>1035</a> <span class="kw">let </span>BulkInsertRequest {
|
|
<a href=#1036 id=1036 data-nosnippet>1036</a> metadata,
|
|
<a href=#1037 id=1037 data-nosnippet>1037</a> request,
|
|
<a href=#1038 id=1038 data-nosnippet>1038</a> sender,
|
|
<a href=#1039 id=1039 data-nosnippet>1039</a> } = bulk_insert;
|
|
<a href=#1040 id=1040 data-nosnippet>1040</a>
|
|
<a href=#1041 id=1041 data-nosnippet>1041</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(region_metadata) = metadata {
|
|
<a href=#1042 id=1042 data-nosnippet>1042</a> <span class="self">self</span>.handle_bulk_insert_batch(region_metadata, request, bulk_requests, sender)
|
|
<a href=#1043 id=1043 data-nosnippet>1043</a> .<span class="kw">await</span>;
|
|
<a href=#1044 id=1044 data-nosnippet>1044</a> } <span class="kw">else </span>{
|
|
<a href=#1045 id=1045 data-nosnippet>1045</a> <span class="macro">error!</span>(<span class="string">"Cannot find region metadata for {}"</span>, request.region_id);
|
|
<a href=#1046 id=1046 data-nosnippet>1046</a> sender.send(
|
|
<a href=#1047 id=1047 data-nosnippet>1047</a> error::RegionNotFoundSnafu {
|
|
<a href=#1048 id=1048 data-nosnippet>1048</a> region_id: request.region_id,
|
|
<a href=#1049 id=1049 data-nosnippet>1049</a> }
|
|
<a href=#1050 id=1050 data-nosnippet>1050</a> .fail(),
|
|
<a href=#1051 id=1051 data-nosnippet>1051</a> );
|
|
<a href=#1052 id=1052 data-nosnippet>1052</a> }
|
|
<a href=#1053 id=1053 data-nosnippet>1053</a> }
|
|
<a href=#1054 id=1054 data-nosnippet>1054</a>
|
|
<a href=#1055 id=1055 data-nosnippet>1055</a> <span class="doccomment">/// Dispatches and processes requests.
|
|
<a href=#1056 id=1056 data-nosnippet>1056</a> ///
|
|
<a href=#1057 id=1057 data-nosnippet>1057</a> /// `general_requests` should not contain categorized write, ddl, or bulk insert requests.
|
|
<a href=#1058 id=1058 data-nosnippet>1058</a> </span><span class="kw">async fn </span>handle_requests(
|
|
<a href=#1059 id=1059 data-nosnippet>1059</a> <span class="kw-2">&mut </span><span class="self">self</span>,
|
|
<a href=#1060 id=1060 data-nosnippet>1060</a> write_requests: <span class="kw-2">&mut </span>Vec<SenderWriteRequest>,
|
|
<a href=#1061 id=1061 data-nosnippet>1061</a> ddl_requests: <span class="kw-2">&mut </span>Vec<SenderDdlRequest>,
|
|
<a href=#1062 id=1062 data-nosnippet>1062</a> general_requests: <span class="kw-2">&mut </span>Vec<WorkerRequest>,
|
|
<a href=#1063 id=1063 data-nosnippet>1063</a> bulk_requests: <span class="kw-2">&mut </span>Vec<SenderBulkRequest>,
|
|
<a href=#1064 id=1064 data-nosnippet>1064</a> ) {
|
|
<a href=#1065 id=1065 data-nosnippet>1065</a> <span class="kw">for </span>worker_req <span class="kw">in </span>general_requests.drain(..) {
|
|
<a href=#1066 id=1066 data-nosnippet>1066</a> <span class="kw">match </span>worker_req {
|
|
<a href=#1067 id=1067 data-nosnippet>1067</a> WorkerRequest::Write(<span class="kw">_</span>) | WorkerRequest::Ddl(<span class="kw">_</span>) => {
|
|
<a href=#1068 id=1068 data-nosnippet>1068</a> <span class="comment">// These requests are categorized before dispatching general requests.
|
|
<a href=#1069 id=1069 data-nosnippet>1069</a> </span><span class="kw">continue</span>;
|
|
<a href=#1070 id=1070 data-nosnippet>1070</a> }
|
|
<a href=#1071 id=1071 data-nosnippet>1071</a> WorkerRequest::BulkInserts(<span class="kw">_</span>) => <span class="macro">unreachable!</span>(<span class="string">"bulk inserts are buffered"</span>),
|
|
<a href=#1072 id=1072 data-nosnippet>1072</a> WorkerRequest::Background { region_id, notify } => {
|
|
<a href=#1073 id=1073 data-nosnippet>1073</a> <span class="kw">if </span><span class="macro">matches!</span>(
|
|
<a href=#1074 id=1074 data-nosnippet>1074</a> <span class="kw-2">&</span>notify,
|
|
<a href=#1075 id=1075 data-nosnippet>1075</a> BackgroundNotify::RegionEdit(edit_result)
|
|
<a href=#1076 id=1076 data-nosnippet>1076</a> <span class="kw">if </span>edit_result.update_region_state
|
|
<a href=#1077 id=1077 data-nosnippet>1077</a> ) {
|
|
<a href=#1078 id=1078 data-nosnippet>1078</a> <span class="comment">// Region state must be Editing when reach here.
|
|
<a href=#1079 id=1079 data-nosnippet>1079</a> // This call only moves write/bulk write request into stall queue. When region edit result
|
|
<a href=#1080 id=1080 data-nosnippet>1080</a> // is processed inside handle_background_notify and region state is switched back to Writable,
|
|
<a href=#1081 id=1081 data-nosnippet>1081</a> // stalled request will be processed before the next region edit is dequeued from
|
|
<a href=#1082 id=1082 data-nosnippet>1082</a> // RegionEditQueue immediately in handle_region_edit_result. It not only ensured pending writes
|
|
<a href=#1083 id=1083 data-nosnippet>1083</a> // are processed in time, but also prevents them from starvation.
|
|
<a href=#1084 id=1084 data-nosnippet>1084</a> // TODO(hl): maybe we need to merge those queues for pending requests like pending_ddl,
|
|
<a href=#1085 id=1085 data-nosnippet>1085</a> // region edits and stalled request, so we can simplify the coordination between these queues.
|
|
<a href=#1086 id=1086 data-nosnippet>1086</a> </span><span class="self">self</span>.handle_buffered_region_write_requests(
|
|
<a href=#1087 id=1087 data-nosnippet>1087</a> <span class="kw-2">&</span>region_id,
|
|
<a href=#1088 id=1088 data-nosnippet>1088</a> write_requests,
|
|
<a href=#1089 id=1089 data-nosnippet>1089</a> bulk_requests,
|
|
<a href=#1090 id=1090 data-nosnippet>1090</a> )
|
|
<a href=#1091 id=1091 data-nosnippet>1091</a> .<span class="kw">await</span>;
|
|
<a href=#1092 id=1092 data-nosnippet>1092</a> }
|
|
<a href=#1093 id=1093 data-nosnippet>1093</a> <span class="comment">// For background notify, we handle it directly.
|
|
<a href=#1094 id=1094 data-nosnippet>1094</a> </span><span class="self">self</span>.handle_background_notify(region_id, notify).<span class="kw">await</span>;
|
|
<a href=#1095 id=1095 data-nosnippet>1095</a> }
|
|
<a href=#1096 id=1096 data-nosnippet>1096</a> WorkerRequest::SetRegionRoleStateGracefully {
|
|
<a href=#1097 id=1097 data-nosnippet>1097</a> region_id,
|
|
<a href=#1098 id=1098 data-nosnippet>1098</a> region_role_state,
|
|
<a href=#1099 id=1099 data-nosnippet>1099</a> sender,
|
|
<a href=#1100 id=1100 data-nosnippet>1100</a> } => {
|
|
<a href=#1101 id=1101 data-nosnippet>1101</a> <span class="self">self</span>.set_role_state_gracefully(region_id, region_role_state, sender)
|
|
<a href=#1102 id=1102 data-nosnippet>1102</a> .<span class="kw">await</span>;
|
|
<a href=#1103 id=1103 data-nosnippet>1103</a> }
|
|
<a href=#1104 id=1104 data-nosnippet>1104</a> WorkerRequest::EditRegion(request) => {
|
|
<a href=#1105 id=1105 data-nosnippet>1105</a> <span class="self">self</span>.handle_region_edit(request);
|
|
<a href=#1106 id=1106 data-nosnippet>1106</a> }
|
|
<a href=#1107 id=1107 data-nosnippet>1107</a> WorkerRequest::Stop => {
|
|
<a href=#1108 id=1108 data-nosnippet>1108</a> <span class="macro">debug_assert!</span>(!<span class="self">self</span>.running.load(Ordering::Relaxed));
|
|
<a href=#1109 id=1109 data-nosnippet>1109</a> }
|
|
<a href=#1110 id=1110 data-nosnippet>1110</a> WorkerRequest::SyncRegion(req) => {
|
|
<a href=#1111 id=1111 data-nosnippet>1111</a> <span class="self">self</span>.handle_region_sync(req).<span class="kw">await</span>;
|
|
<a href=#1112 id=1112 data-nosnippet>1112</a> }
|
|
<a href=#1113 id=1113 data-nosnippet>1113</a> WorkerRequest::RemapManifests(req) => {
|
|
<a href=#1114 id=1114 data-nosnippet>1114</a> <span class="self">self</span>.handle_remap_manifests_request(req);
|
|
<a href=#1115 id=1115 data-nosnippet>1115</a> }
|
|
<a href=#1116 id=1116 data-nosnippet>1116</a> WorkerRequest::CopyRegionFrom(req) => {
|
|
<a href=#1117 id=1117 data-nosnippet>1117</a> <span class="self">self</span>.handle_copy_region_from_request(req);
|
|
<a href=#1118 id=1118 data-nosnippet>1118</a> }
|
|
<a href=#1119 id=1119 data-nosnippet>1119</a> }
|
|
<a href=#1120 id=1120 data-nosnippet>1120</a> }
|
|
<a href=#1121 id=1121 data-nosnippet>1121</a>
|
|
<a href=#1122 id=1122 data-nosnippet>1122</a> <span class="comment">// Handles all write requests first. So we can alter regions without
|
|
<a href=#1123 id=1123 data-nosnippet>1123</a> // considering existing write requests.
|
|
<a href=#1124 id=1124 data-nosnippet>1124</a> </span><span class="self">self</span>.handle_write_requests(write_requests, bulk_requests, <span class="bool-val">true</span>)
|
|
<a href=#1125 id=1125 data-nosnippet>1125</a> .<span class="kw">await</span>;
|
|
<a href=#1126 id=1126 data-nosnippet>1126</a>
|
|
<a href=#1127 id=1127 data-nosnippet>1127</a> <span class="self">self</span>.handle_ddl_requests(ddl_requests).<span class="kw">await</span>;
|
|
<a href=#1128 id=1128 data-nosnippet>1128</a> }
|
|
<a href=#1129 id=1129 data-nosnippet>1129</a>
|
|
<a href=#1130 id=1130 data-nosnippet>1130</a> <span class="doccomment">/// Takes and handles all ddl requests.
|
|
<a href=#1131 id=1131 data-nosnippet>1131</a> </span><span class="kw">async fn </span>handle_ddl_requests(<span class="kw-2">&mut </span><span class="self">self</span>, ddl_requests: <span class="kw-2">&mut </span>Vec<SenderDdlRequest>) {
|
|
<a href=#1132 id=1132 data-nosnippet>1132</a> <span class="kw">if </span>ddl_requests.is_empty() {
|
|
<a href=#1133 id=1133 data-nosnippet>1133</a> <span class="kw">return</span>;
|
|
<a href=#1134 id=1134 data-nosnippet>1134</a> }
|
|
<a href=#1135 id=1135 data-nosnippet>1135</a>
|
|
<a href=#1136 id=1136 data-nosnippet>1136</a> <span class="kw">for </span>ddl <span class="kw">in </span>ddl_requests.drain(..) {
|
|
<a href=#1137 id=1137 data-nosnippet>1137</a> <span class="kw">let </span>res = <span class="kw">match </span>ddl.request {
|
|
<a href=#1138 id=1138 data-nosnippet>1138</a> DdlRequest::Create(req) => <span class="self">self</span>.handle_create_request(ddl.region_id, req).<span class="kw">await</span>,
|
|
<a href=#1139 id=1139 data-nosnippet>1139</a> DdlRequest::Drop(req) => {
|
|
<a href=#1140 id=1140 data-nosnippet>1140</a> <span class="self">self</span>.handle_drop_request(ddl.region_id, req.partial_drop)
|
|
<a href=#1141 id=1141 data-nosnippet>1141</a> .<span class="kw">await
|
|
<a href=#1142 id=1142 data-nosnippet>1142</a> </span>}
|
|
<a href=#1143 id=1143 data-nosnippet>1143</a> DdlRequest::Open((req, wal_entry_receiver)) => {
|
|
<a href=#1144 id=1144 data-nosnippet>1144</a> <span class="self">self</span>.handle_open_request(ddl.region_id, req, wal_entry_receiver, ddl.sender)
|
|
<a href=#1145 id=1145 data-nosnippet>1145</a> .<span class="kw">await</span>;
|
|
<a href=#1146 id=1146 data-nosnippet>1146</a> <span class="kw">continue</span>;
|
|
<a href=#1147 id=1147 data-nosnippet>1147</a> }
|
|
<a href=#1148 id=1148 data-nosnippet>1148</a> DdlRequest::Close(<span class="kw">_</span>) => {
|
|
<a href=#1149 id=1149 data-nosnippet>1149</a> <span class="self">self</span>.handle_close_request(ddl.region_id, ddl.sender).<span class="kw">await</span>;
|
|
<a href=#1150 id=1150 data-nosnippet>1150</a> <span class="kw">continue</span>;
|
|
<a href=#1151 id=1151 data-nosnippet>1151</a> }
|
|
<a href=#1152 id=1152 data-nosnippet>1152</a> DdlRequest::Alter(req) => {
|
|
<a href=#1153 id=1153 data-nosnippet>1153</a> <span class="self">self</span>.handle_alter_request(ddl.region_id, req, ddl.sender)
|
|
<a href=#1154 id=1154 data-nosnippet>1154</a> .<span class="kw">await</span>;
|
|
<a href=#1155 id=1155 data-nosnippet>1155</a> <span class="kw">continue</span>;
|
|
<a href=#1156 id=1156 data-nosnippet>1156</a> }
|
|
<a href=#1157 id=1157 data-nosnippet>1157</a> DdlRequest::Flush(req) => {
|
|
<a href=#1158 id=1158 data-nosnippet>1158</a> <span class="self">self</span>.handle_flush_request(ddl.region_id, req, ddl.sender);
|
|
<a href=#1159 id=1159 data-nosnippet>1159</a> <span class="kw">continue</span>;
|
|
<a href=#1160 id=1160 data-nosnippet>1160</a> }
|
|
<a href=#1161 id=1161 data-nosnippet>1161</a> DdlRequest::Compact(req) => {
|
|
<a href=#1162 id=1162 data-nosnippet>1162</a> <span class="self">self</span>.handle_compaction_request(ddl.region_id, req, ddl.sender)
|
|
<a href=#1163 id=1163 data-nosnippet>1163</a> .<span class="kw">await</span>;
|
|
<a href=#1164 id=1164 data-nosnippet>1164</a> <span class="kw">continue</span>;
|
|
<a href=#1165 id=1165 data-nosnippet>1165</a> }
|
|
<a href=#1166 id=1166 data-nosnippet>1166</a> DdlRequest::BuildIndex(req) => {
|
|
<a href=#1167 id=1167 data-nosnippet>1167</a> <span class="self">self</span>.handle_build_index_request(ddl.region_id, req, ddl.sender)
|
|
<a href=#1168 id=1168 data-nosnippet>1168</a> .<span class="kw">await</span>;
|
|
<a href=#1169 id=1169 data-nosnippet>1169</a> <span class="kw">continue</span>;
|
|
<a href=#1170 id=1170 data-nosnippet>1170</a> }
|
|
<a href=#1171 id=1171 data-nosnippet>1171</a> DdlRequest::Truncate(req) => {
|
|
<a href=#1172 id=1172 data-nosnippet>1172</a> <span class="self">self</span>.handle_truncate_request(ddl.region_id, req, ddl.sender)
|
|
<a href=#1173 id=1173 data-nosnippet>1173</a> .<span class="kw">await</span>;
|
|
<a href=#1174 id=1174 data-nosnippet>1174</a> <span class="kw">continue</span>;
|
|
<a href=#1175 id=1175 data-nosnippet>1175</a> }
|
|
<a href=#1176 id=1176 data-nosnippet>1176</a> DdlRequest::Catchup((req, wal_entry_receiver)) => {
|
|
<a href=#1177 id=1177 data-nosnippet>1177</a> <span class="self">self</span>.handle_catchup_request(ddl.region_id, req, wal_entry_receiver, ddl.sender)
|
|
<a href=#1178 id=1178 data-nosnippet>1178</a> .<span class="kw">await</span>;
|
|
<a href=#1179 id=1179 data-nosnippet>1179</a> <span class="kw">continue</span>;
|
|
<a href=#1180 id=1180 data-nosnippet>1180</a> }
|
|
<a href=#1181 id=1181 data-nosnippet>1181</a> DdlRequest::EnterStaging(req) => {
|
|
<a href=#1182 id=1182 data-nosnippet>1182</a> <span class="self">self</span>.handle_enter_staging_request(
|
|
<a href=#1183 id=1183 data-nosnippet>1183</a> ddl.region_id,
|
|
<a href=#1184 id=1184 data-nosnippet>1184</a> req.partition_directive,
|
|
<a href=#1185 id=1185 data-nosnippet>1185</a> ddl.sender,
|
|
<a href=#1186 id=1186 data-nosnippet>1186</a> )
|
|
<a href=#1187 id=1187 data-nosnippet>1187</a> .<span class="kw">await</span>;
|
|
<a href=#1188 id=1188 data-nosnippet>1188</a> <span class="kw">continue</span>;
|
|
<a href=#1189 id=1189 data-nosnippet>1189</a> }
|
|
<a href=#1190 id=1190 data-nosnippet>1190</a> DdlRequest::ApplyStagingManifest(req) => {
|
|
<a href=#1191 id=1191 data-nosnippet>1191</a> <span class="self">self</span>.handle_apply_staging_manifest_request(ddl.region_id, req, ddl.sender)
|
|
<a href=#1192 id=1192 data-nosnippet>1192</a> .<span class="kw">await</span>;
|
|
<a href=#1193 id=1193 data-nosnippet>1193</a> <span class="kw">continue</span>;
|
|
<a href=#1194 id=1194 data-nosnippet>1194</a> }
|
|
<a href=#1195 id=1195 data-nosnippet>1195</a> };
|
|
<a href=#1196 id=1196 data-nosnippet>1196</a>
|
|
<a href=#1197 id=1197 data-nosnippet>1197</a> ddl.sender.send(res);
|
|
<a href=#1198 id=1198 data-nosnippet>1198</a> }
|
|
<a href=#1199 id=1199 data-nosnippet>1199</a> }
|
|
<a href=#1200 id=1200 data-nosnippet>1200</a>
|
|
<a href=#1201 id=1201 data-nosnippet>1201</a> <span class="doccomment">/// Handle periodical tasks such as region auto flush.
|
|
<a href=#1202 id=1202 data-nosnippet>1202</a> </span><span class="kw">fn </span>handle_periodical_tasks(<span class="kw-2">&mut </span><span class="self">self</span>) {
|
|
<a href=#1203 id=1203 data-nosnippet>1203</a> <span class="kw">let </span>interval = CHECK_REGION_INTERVAL.as_millis() <span class="kw">as </span>i64;
|
|
<a href=#1204 id=1204 data-nosnippet>1204</a> <span class="kw">if </span><span class="self">self
|
|
<a href=#1205 id=1205 data-nosnippet>1205</a> </span>.time_provider
|
|
<a href=#1206 id=1206 data-nosnippet>1206</a> .elapsed_since(<span class="self">self</span>.last_periodical_check_millis)
|
|
<a href=#1207 id=1207 data-nosnippet>1207</a> < interval
|
|
<a href=#1208 id=1208 data-nosnippet>1208</a> {
|
|
<a href=#1209 id=1209 data-nosnippet>1209</a> <span class="kw">return</span>;
|
|
<a href=#1210 id=1210 data-nosnippet>1210</a> }
|
|
<a href=#1211 id=1211 data-nosnippet>1211</a>
|
|
<a href=#1212 id=1212 data-nosnippet>1212</a> <span class="self">self</span>.last_periodical_check_millis = <span class="self">self</span>.time_provider.current_time_millis();
|
|
<a href=#1213 id=1213 data-nosnippet>1213</a>
|
|
<a href=#1214 id=1214 data-nosnippet>1214</a> <span class="kw">if let </span><span class="prelude-val">Err</span>(e) = <span class="self">self</span>.flush_periodically() {
|
|
<a href=#1215 id=1215 data-nosnippet>1215</a> <span class="macro">error!</span>(e; <span class="string">"Failed to flush regions periodically"</span>);
|
|
<a href=#1216 id=1216 data-nosnippet>1216</a> }
|
|
<a href=#1217 id=1217 data-nosnippet>1217</a> }
|
|
<a href=#1218 id=1218 data-nosnippet>1218</a>
|
|
<a href=#1219 id=1219 data-nosnippet>1219</a> <span class="doccomment">/// Handles region background request
|
|
<a href=#1220 id=1220 data-nosnippet>1220</a> </span><span class="kw">async fn </span>handle_background_notify(<span class="kw-2">&mut </span><span class="self">self</span>, region_id: RegionId, notify: BackgroundNotify) {
|
|
<a href=#1221 id=1221 data-nosnippet>1221</a> <span class="kw">match </span>notify {
|
|
<a href=#1222 id=1222 data-nosnippet>1222</a> BackgroundNotify::FlushFinished(req) => {
|
|
<a href=#1223 id=1223 data-nosnippet>1223</a> <span class="self">self</span>.handle_flush_finished(region_id, req).<span class="kw">await
|
|
<a href=#1224 id=1224 data-nosnippet>1224</a> </span>}
|
|
<a href=#1225 id=1225 data-nosnippet>1225</a> BackgroundNotify::FlushFailed(req) => <span class="self">self</span>.handle_flush_failed(region_id, req).<span class="kw">await</span>,
|
|
<a href=#1226 id=1226 data-nosnippet>1226</a> BackgroundNotify::IndexBuildFinished(req) => {
|
|
<a href=#1227 id=1227 data-nosnippet>1227</a> <span class="self">self</span>.handle_index_build_finished(region_id, req).<span class="kw">await
|
|
<a href=#1228 id=1228 data-nosnippet>1228</a> </span>}
|
|
<a href=#1229 id=1229 data-nosnippet>1229</a> BackgroundNotify::IndexBuildStopped(req) => {
|
|
<a href=#1230 id=1230 data-nosnippet>1230</a> <span class="self">self</span>.handle_index_build_stopped(region_id, req).<span class="kw">await
|
|
<a href=#1231 id=1231 data-nosnippet>1231</a> </span>}
|
|
<a href=#1232 id=1232 data-nosnippet>1232</a> BackgroundNotify::IndexBuildFailed(req) => {
|
|
<a href=#1233 id=1233 data-nosnippet>1233</a> <span class="self">self</span>.handle_index_build_failed(region_id, req).<span class="kw">await
|
|
<a href=#1234 id=1234 data-nosnippet>1234</a> </span>}
|
|
<a href=#1235 id=1235 data-nosnippet>1235</a> BackgroundNotify::CompactionFinished(req) => {
|
|
<a href=#1236 id=1236 data-nosnippet>1236</a> <span class="self">self</span>.handle_compaction_finished(region_id, req).<span class="kw">await
|
|
<a href=#1237 id=1237 data-nosnippet>1237</a> </span>}
|
|
<a href=#1238 id=1238 data-nosnippet>1238</a> BackgroundNotify::CompactionCancelled(req) => {
|
|
<a href=#1239 id=1239 data-nosnippet>1239</a> <span class="self">self</span>.handle_compaction_cancelled(region_id, req).<span class="kw">await
|
|
<a href=#1240 id=1240 data-nosnippet>1240</a> </span>}
|
|
<a href=#1241 id=1241 data-nosnippet>1241</a> BackgroundNotify::CompactionFailed(req) => <span class="self">self</span>.handle_compaction_failure(req).<span class="kw">await</span>,
|
|
<a href=#1242 id=1242 data-nosnippet>1242</a> BackgroundNotify::Truncate(req) => <span class="self">self</span>.handle_truncate_result(req).<span class="kw">await</span>,
|
|
<a href=#1243 id=1243 data-nosnippet>1243</a> BackgroundNotify::RegionChange(req) => {
|
|
<a href=#1244 id=1244 data-nosnippet>1244</a> <span class="self">self</span>.handle_manifest_region_change_result(req).<span class="kw">await
|
|
<a href=#1245 id=1245 data-nosnippet>1245</a> </span>}
|
|
<a href=#1246 id=1246 data-nosnippet>1246</a> BackgroundNotify::EnterStaging(req) => <span class="self">self</span>.handle_enter_staging_result(req).<span class="kw">await</span>,
|
|
<a href=#1247 id=1247 data-nosnippet>1247</a> BackgroundNotify::RegionEdit(req) => <span class="self">self</span>.handle_region_edit_result(req).<span class="kw">await</span>,
|
|
<a href=#1248 id=1248 data-nosnippet>1248</a> BackgroundNotify::CopyRegionFromFinished(req) => {
|
|
<a href=#1249 id=1249 data-nosnippet>1249</a> <span class="self">self</span>.handle_copy_region_from_finished(req)
|
|
<a href=#1250 id=1250 data-nosnippet>1250</a> }
|
|
<a href=#1251 id=1251 data-nosnippet>1251</a> }
|
|
<a href=#1252 id=1252 data-nosnippet>1252</a> }
|
|
<a href=#1253 id=1253 data-nosnippet>1253</a>
|
|
<a href=#1254 id=1254 data-nosnippet>1254</a> <span class="doccomment">/// Handles `set_region_role_gracefully`.
|
|
<a href=#1255 id=1255 data-nosnippet>1255</a> </span><span class="kw">async fn </span>set_role_state_gracefully(
|
|
<a href=#1256 id=1256 data-nosnippet>1256</a> <span class="kw-2">&mut </span><span class="self">self</span>,
|
|
<a href=#1257 id=1257 data-nosnippet>1257</a> region_id: RegionId,
|
|
<a href=#1258 id=1258 data-nosnippet>1258</a> region_role_state: SettableRegionRoleState,
|
|
<a href=#1259 id=1259 data-nosnippet>1259</a> sender: oneshot::Sender<SetRegionRoleStateResponse>,
|
|
<a href=#1260 id=1260 data-nosnippet>1260</a> ) {
|
|
<a href=#1261 id=1261 data-nosnippet>1261</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(region) = <span class="self">self</span>.regions.get_region(region_id) {
|
|
<a href=#1262 id=1262 data-nosnippet>1262</a> <span class="comment">// We need to do this in background as we need the manifest lock.
|
|
<a href=#1263 id=1263 data-nosnippet>1263</a> </span>common_runtime::spawn_global(<span class="kw">async move </span>{
|
|
<a href=#1264 id=1264 data-nosnippet>1264</a> <span class="kw">match </span>region.set_role_state_gracefully(region_role_state).<span class="kw">await </span>{
|
|
<a href=#1265 id=1265 data-nosnippet>1265</a> <span class="prelude-val">Ok</span>(()) => {
|
|
<a href=#1266 id=1266 data-nosnippet>1266</a> <span class="kw">let </span>last_entry_id = region.version_control.current().last_entry_id;
|
|
<a href=#1267 id=1267 data-nosnippet>1267</a> <span class="kw">let _ </span>= sender.send(SetRegionRoleStateResponse::success(
|
|
<a href=#1268 id=1268 data-nosnippet>1268</a> SetRegionRoleStateSuccess::mito(last_entry_id),
|
|
<a href=#1269 id=1269 data-nosnippet>1269</a> ));
|
|
<a href=#1270 id=1270 data-nosnippet>1270</a> }
|
|
<a href=#1271 id=1271 data-nosnippet>1271</a> <span class="prelude-val">Err</span>(e) => {
|
|
<a href=#1272 id=1272 data-nosnippet>1272</a> <span class="macro">error!</span>(e; <span class="string">"Failed to set region {} role state to {:?}"</span>, region_id, region_role_state);
|
|
<a href=#1273 id=1273 data-nosnippet>1273</a> <span class="kw">let _ </span>= sender.send(SetRegionRoleStateResponse::invalid_transition(
|
|
<a href=#1274 id=1274 data-nosnippet>1274</a> BoxedError::new(e),
|
|
<a href=#1275 id=1275 data-nosnippet>1275</a> ));
|
|
<a href=#1276 id=1276 data-nosnippet>1276</a> }
|
|
<a href=#1277 id=1277 data-nosnippet>1277</a> }
|
|
<a href=#1278 id=1278 data-nosnippet>1278</a> });
|
|
<a href=#1279 id=1279 data-nosnippet>1279</a> } <span class="kw">else </span>{
|
|
<a href=#1280 id=1280 data-nosnippet>1280</a> <span class="kw">let _ </span>= sender.send(SetRegionRoleStateResponse::NotFound);
|
|
<a href=#1281 id=1281 data-nosnippet>1281</a> }
|
|
<a href=#1282 id=1282 data-nosnippet>1282</a> }
|
|
<a href=#1283 id=1283 data-nosnippet>1283</a>}
|
|
<a href=#1284 id=1284 data-nosnippet>1284</a>
|
|
<a href=#1285 id=1285 data-nosnippet>1285</a><span class="kw">impl</span><S> RegionWorkerLoop<S> {
|
|
<a href=#1286 id=1286 data-nosnippet>1286</a> <span class="doccomment">/// Cleans up the worker.
|
|
<a href=#1287 id=1287 data-nosnippet>1287</a> </span><span class="kw">async fn </span>clean(<span class="kw-2">&</span><span class="self">self</span>) {
|
|
<a href=#1288 id=1288 data-nosnippet>1288</a> <span class="comment">// Closes remaining regions.
|
|
<a href=#1289 id=1289 data-nosnippet>1289</a> </span><span class="kw">let </span>regions = <span class="self">self</span>.regions.list_regions();
|
|
<a href=#1290 id=1290 data-nosnippet>1290</a> <span class="kw">for </span>region <span class="kw">in </span>regions {
|
|
<a href=#1291 id=1291 data-nosnippet>1291</a> region.stop().<span class="kw">await</span>;
|
|
<a href=#1292 id=1292 data-nosnippet>1292</a> }
|
|
<a href=#1293 id=1293 data-nosnippet>1293</a>
|
|
<a href=#1294 id=1294 data-nosnippet>1294</a> <span class="self">self</span>.regions.clear();
|
|
<a href=#1295 id=1295 data-nosnippet>1295</a> }
|
|
<a href=#1296 id=1296 data-nosnippet>1296</a>
|
|
<a href=#1297 id=1297 data-nosnippet>1297</a> <span class="doccomment">/// Notifies the whole group that a flush job is finished so other
|
|
<a href=#1298 id=1298 data-nosnippet>1298</a> /// workers can handle stalled requests.
|
|
<a href=#1299 id=1299 data-nosnippet>1299</a> </span><span class="kw">fn </span>notify_group(<span class="kw-2">&mut </span><span class="self">self</span>) {
|
|
<a href=#1300 id=1300 data-nosnippet>1300</a> <span class="comment">// Notifies all receivers.
|
|
<a href=#1301 id=1301 data-nosnippet>1301</a> </span><span class="kw">let _ </span>= <span class="self">self</span>.flush_sender.send(());
|
|
<a href=#1302 id=1302 data-nosnippet>1302</a> <span class="comment">// Marks the receiver in current worker as seen so the loop won't be waked up immediately.
|
|
<a href=#1303 id=1303 data-nosnippet>1303</a> </span><span class="self">self</span>.flush_receiver.borrow_and_update();
|
|
<a href=#1304 id=1304 data-nosnippet>1304</a> }
|
|
<a href=#1305 id=1305 data-nosnippet>1305</a>}
|
|
<a href=#1306 id=1306 data-nosnippet>1306</a>
|
|
<a href=#1307 id=1307 data-nosnippet>1307</a><span class="doccomment">/// Wrapper that only calls event listener in tests.
|
|
<a href=#1308 id=1308 data-nosnippet>1308</a></span><span class="attr">#[derive(Default, Clone)]
|
|
<a href=#1309 id=1309 data-nosnippet>1309</a></span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>WorkerListener {
|
|
<a href=#1310 id=1310 data-nosnippet>1310</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1311 id=1311 data-nosnippet>1311</a> </span>listener: <span class="prelude-ty">Option</span><<span class="kw">crate</span>::engine::listener::EventListenerRef>,
|
|
<a href=#1312 id=1312 data-nosnippet>1312</a>}
|
|
<a href=#1313 id=1313 data-nosnippet>1313</a>
|
|
<a href=#1314 id=1314 data-nosnippet>1314</a><span class="kw">impl </span>WorkerListener {
|
|
<a href=#1315 id=1315 data-nosnippet>1315</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1316 id=1316 data-nosnippet>1316</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>new(
|
|
<a href=#1317 id=1317 data-nosnippet>1317</a> listener: <span class="prelude-ty">Option</span><<span class="kw">crate</span>::engine::listener::EventListenerRef>,
|
|
<a href=#1318 id=1318 data-nosnippet>1318</a> ) -> WorkerListener {
|
|
<a href=#1319 id=1319 data-nosnippet>1319</a> WorkerListener { listener }
|
|
<a href=#1320 id=1320 data-nosnippet>1320</a> }
|
|
<a href=#1321 id=1321 data-nosnippet>1321</a>
|
|
<a href=#1322 id=1322 data-nosnippet>1322</a> <span class="doccomment">/// Flush is finished successfully.
|
|
<a href=#1323 id=1323 data-nosnippet>1323</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_flush_success(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) {
|
|
<a href=#1324 id=1324 data-nosnippet>1324</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1325 id=1325 data-nosnippet>1325</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1326 id=1326 data-nosnippet>1326</a> listener.on_flush_success(region_id);
|
|
<a href=#1327 id=1327 data-nosnippet>1327</a> }
|
|
<a href=#1328 id=1328 data-nosnippet>1328</a> <span class="comment">// Avoid compiler warning.
|
|
<a href=#1329 id=1329 data-nosnippet>1329</a> </span><span class="kw">let _ </span>= region_id;
|
|
<a href=#1330 id=1330 data-nosnippet>1330</a> }
|
|
<a href=#1331 id=1331 data-nosnippet>1331</a>
|
|
<a href=#1332 id=1332 data-nosnippet>1332</a> <span class="doccomment">/// Engine is stalled.
|
|
<a href=#1333 id=1333 data-nosnippet>1333</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_write_stall(<span class="kw-2">&</span><span class="self">self</span>) {
|
|
<a href=#1334 id=1334 data-nosnippet>1334</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1335 id=1335 data-nosnippet>1335</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1336 id=1336 data-nosnippet>1336</a> listener.on_write_stall();
|
|
<a href=#1337 id=1337 data-nosnippet>1337</a> }
|
|
<a href=#1338 id=1338 data-nosnippet>1338</a> }
|
|
<a href=#1339 id=1339 data-nosnippet>1339</a>
|
|
<a href=#1340 id=1340 data-nosnippet>1340</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_flush_begin(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) {
|
|
<a href=#1341 id=1341 data-nosnippet>1341</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1342 id=1342 data-nosnippet>1342</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1343 id=1343 data-nosnippet>1343</a> listener.on_flush_begin(region_id).<span class="kw">await</span>;
|
|
<a href=#1344 id=1344 data-nosnippet>1344</a> }
|
|
<a href=#1345 id=1345 data-nosnippet>1345</a> <span class="comment">// Avoid compiler warning.
|
|
<a href=#1346 id=1346 data-nosnippet>1346</a> </span><span class="kw">let _ </span>= region_id;
|
|
<a href=#1347 id=1347 data-nosnippet>1347</a> }
|
|
<a href=#1348 id=1348 data-nosnippet>1348</a>
|
|
<a href=#1349 id=1349 data-nosnippet>1349</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_later_drop_begin(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) -> <span class="prelude-ty">Option</span><Duration> {
|
|
<a href=#1350 id=1350 data-nosnippet>1350</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1351 id=1351 data-nosnippet>1351</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1352 id=1352 data-nosnippet>1352</a> <span class="kw">return </span>listener.on_later_drop_begin(region_id);
|
|
<a href=#1353 id=1353 data-nosnippet>1353</a> }
|
|
<a href=#1354 id=1354 data-nosnippet>1354</a> <span class="comment">// Avoid compiler warning.
|
|
<a href=#1355 id=1355 data-nosnippet>1355</a> </span><span class="kw">let _ </span>= region_id;
|
|
<a href=#1356 id=1356 data-nosnippet>1356</a> <span class="prelude-val">None
|
|
<a href=#1357 id=1357 data-nosnippet>1357</a> </span>}
|
|
<a href=#1358 id=1358 data-nosnippet>1358</a>
|
|
<a href=#1359 id=1359 data-nosnippet>1359</a> <span class="doccomment">/// On later drop task is finished.
|
|
<a href=#1360 id=1360 data-nosnippet>1360</a> </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_later_drop_end(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId, removed: bool) {
|
|
<a href=#1361 id=1361 data-nosnippet>1361</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1362 id=1362 data-nosnippet>1362</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1363 id=1363 data-nosnippet>1363</a> listener.on_later_drop_end(region_id, removed);
|
|
<a href=#1364 id=1364 data-nosnippet>1364</a> }
|
|
<a href=#1365 id=1365 data-nosnippet>1365</a> <span class="comment">// Avoid compiler warning.
|
|
<a href=#1366 id=1366 data-nosnippet>1366</a> </span><span class="kw">let _ </span>= region_id;
|
|
<a href=#1367 id=1367 data-nosnippet>1367</a> <span class="kw">let _ </span>= removed;
|
|
<a href=#1368 id=1368 data-nosnippet>1368</a> }
|
|
<a href=#1369 id=1369 data-nosnippet>1369</a>
|
|
<a href=#1370 id=1370 data-nosnippet>1370</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_merge_ssts_finished(<span class="kw-2">&</span><span class="self">self</span>, region_id: RegionId) {
|
|
<a href=#1371 id=1371 data-nosnippet>1371</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1372 id=1372 data-nosnippet>1372</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1373 id=1373 data-nosnippet>1373</a> listener.on_merge_ssts_finished(region_id).<span class="kw">await</span>;
|
|
<a href=#1374 id=1374 data-nosnippet>1374</a> }
|
|
<a href=#1375 id=1375 data-nosnippet>1375</a> <span class="comment">// Avoid compiler warning.
|
|
<a href=#1376 id=1376 data-nosnippet>1376</a> </span><span class="kw">let _ </span>= region_id;
|
|
<a href=#1377 id=1377 data-nosnippet>1377</a> }
|
|
<a href=#1378 id=1378 data-nosnippet>1378</a>
|
|
<a href=#1379 id=1379 data-nosnippet>1379</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_recv_requests(<span class="kw-2">&</span><span class="self">self</span>, request_num: usize) {
|
|
<a href=#1380 id=1380 data-nosnippet>1380</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1381 id=1381 data-nosnippet>1381</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1382 id=1382 data-nosnippet>1382</a> listener.on_recv_requests(request_num);
|
|
<a href=#1383 id=1383 data-nosnippet>1383</a> }
|
|
<a href=#1384 id=1384 data-nosnippet>1384</a> <span class="comment">// Avoid compiler warning.
|
|
<a href=#1385 id=1385 data-nosnippet>1385</a> </span><span class="kw">let _ </span>= request_num;
|
|
<a href=#1386 id=1386 data-nosnippet>1386</a> }
|
|
<a href=#1387 id=1387 data-nosnippet>1387</a>
|
|
<a href=#1388 id=1388 data-nosnippet>1388</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_file_cache_filled(<span class="kw-2">&</span><span class="self">self</span>, _file_id: FileId) {
|
|
<a href=#1389 id=1389 data-nosnippet>1389</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1390 id=1390 data-nosnippet>1390</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1391 id=1391 data-nosnippet>1391</a> listener.on_file_cache_filled(_file_id);
|
|
<a href=#1392 id=1392 data-nosnippet>1392</a> }
|
|
<a href=#1393 id=1393 data-nosnippet>1393</a> }
|
|
<a href=#1394 id=1394 data-nosnippet>1394</a>
|
|
<a href=#1395 id=1395 data-nosnippet>1395</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>on_compaction_scheduled(<span class="kw-2">&</span><span class="self">self</span>, _region_id: RegionId) {
|
|
<a href=#1396 id=1396 data-nosnippet>1396</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1397 id=1397 data-nosnippet>1397</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1398 id=1398 data-nosnippet>1398</a> listener.on_compaction_scheduled(_region_id);
|
|
<a href=#1399 id=1399 data-nosnippet>1399</a> }
|
|
<a href=#1400 id=1400 data-nosnippet>1400</a> }
|
|
<a href=#1401 id=1401 data-nosnippet>1401</a>
|
|
<a href=#1402 id=1402 data-nosnippet>1402</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_notify_region_change_result_begin(<span class="kw-2">&</span><span class="self">self</span>, _region_id: RegionId) {
|
|
<a href=#1403 id=1403 data-nosnippet>1403</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1404 id=1404 data-nosnippet>1404</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1405 id=1405 data-nosnippet>1405</a> listener
|
|
<a href=#1406 id=1406 data-nosnippet>1406</a> .on_notify_region_change_result_begin(_region_id)
|
|
<a href=#1407 id=1407 data-nosnippet>1407</a> .<span class="kw">await</span>;
|
|
<a href=#1408 id=1408 data-nosnippet>1408</a> }
|
|
<a href=#1409 id=1409 data-nosnippet>1409</a> }
|
|
<a href=#1410 id=1410 data-nosnippet>1410</a>
|
|
<a href=#1411 id=1411 data-nosnippet>1411</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_enter_staging_result_begin(<span class="kw-2">&</span><span class="self">self</span>, _region_id: RegionId) {
|
|
<a href=#1412 id=1412 data-nosnippet>1412</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1413 id=1413 data-nosnippet>1413</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1414 id=1414 data-nosnippet>1414</a> listener.on_enter_staging_result_begin(_region_id).<span class="kw">await</span>;
|
|
<a href=#1415 id=1415 data-nosnippet>1415</a> }
|
|
<a href=#1416 id=1416 data-nosnippet>1416</a> }
|
|
<a href=#1417 id=1417 data-nosnippet>1417</a>
|
|
<a href=#1418 id=1418 data-nosnippet>1418</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_index_build_finish(<span class="kw-2">&</span><span class="self">self</span>, _region_file_id: RegionFileId) {
|
|
<a href=#1419 id=1419 data-nosnippet>1419</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1420 id=1420 data-nosnippet>1420</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1421 id=1421 data-nosnippet>1421</a> listener.on_index_build_finish(_region_file_id).<span class="kw">await</span>;
|
|
<a href=#1422 id=1422 data-nosnippet>1422</a> }
|
|
<a href=#1423 id=1423 data-nosnippet>1423</a> }
|
|
<a href=#1424 id=1424 data-nosnippet>1424</a>
|
|
<a href=#1425 id=1425 data-nosnippet>1425</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_index_build_begin(<span class="kw-2">&</span><span class="self">self</span>, _region_file_id: RegionFileId) {
|
|
<a href=#1426 id=1426 data-nosnippet>1426</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1427 id=1427 data-nosnippet>1427</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1428 id=1428 data-nosnippet>1428</a> listener.on_index_build_begin(_region_file_id).<span class="kw">await</span>;
|
|
<a href=#1429 id=1429 data-nosnippet>1429</a> }
|
|
<a href=#1430 id=1430 data-nosnippet>1430</a> }
|
|
<a href=#1431 id=1431 data-nosnippet>1431</a>
|
|
<a href=#1432 id=1432 data-nosnippet>1432</a> <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>on_index_build_abort(<span class="kw-2">&</span><span class="self">self</span>, _region_file_id: RegionFileId) {
|
|
<a href=#1433 id=1433 data-nosnippet>1433</a> <span class="attr">#[cfg(any(test, feature = <span class="string">"test"</span>))]
|
|
<a href=#1434 id=1434 data-nosnippet>1434</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(listener) = <span class="kw-2">&</span><span class="self">self</span>.listener {
|
|
<a href=#1435 id=1435 data-nosnippet>1435</a> listener.on_index_build_abort(_region_file_id).<span class="kw">await</span>;
|
|
<a href=#1436 id=1436 data-nosnippet>1436</a> }
|
|
<a href=#1437 id=1437 data-nosnippet>1437</a> }
|
|
<a href=#1438 id=1438 data-nosnippet>1438</a>}
|
|
<a href=#1439 id=1439 data-nosnippet>1439</a>
|
|
<a href=#1440 id=1440 data-nosnippet>1440</a><span class="attr">#[cfg(test)]
|
|
<a href=#1441 id=1441 data-nosnippet>1441</a></span><span class="kw">mod </span>tests {
|
|
<a href=#1442 id=1442 data-nosnippet>1442</a> <span class="kw">use </span>super::<span class="kw-2">*</span>;
|
|
<a href=#1443 id=1443 data-nosnippet>1443</a> <span class="kw">use </span><span class="kw">crate</span>::test_util::TestEnv;
|
|
<a href=#1444 id=1444 data-nosnippet>1444</a>
|
|
<a href=#1445 id=1445 data-nosnippet>1445</a> <span class="attr">#[test]
|
|
<a href=#1446 id=1446 data-nosnippet>1446</a> </span><span class="kw">fn </span>test_region_id_to_index() {
|
|
<a href=#1447 id=1447 data-nosnippet>1447</a> <span class="kw">let </span>num_workers = <span class="number">4</span>;
|
|
<a href=#1448 id=1448 data-nosnippet>1448</a>
|
|
<a href=#1449 id=1449 data-nosnippet>1449</a> <span class="kw">let </span>region_id = RegionId::new(<span class="number">1</span>, <span class="number">2</span>);
|
|
<a href=#1450 id=1450 data-nosnippet>1450</a> <span class="kw">let </span>index = region_id_to_index(region_id, num_workers);
|
|
<a href=#1451 id=1451 data-nosnippet>1451</a> <span class="macro">assert_eq!</span>(index, <span class="number">3</span>);
|
|
<a href=#1452 id=1452 data-nosnippet>1452</a>
|
|
<a href=#1453 id=1453 data-nosnippet>1453</a> <span class="kw">let </span>region_id = RegionId::new(<span class="number">2</span>, <span class="number">3</span>);
|
|
<a href=#1454 id=1454 data-nosnippet>1454</a> <span class="kw">let </span>index = region_id_to_index(region_id, num_workers);
|
|
<a href=#1455 id=1455 data-nosnippet>1455</a> <span class="macro">assert_eq!</span>(index, <span class="number">1</span>);
|
|
<a href=#1456 id=1456 data-nosnippet>1456</a> }
|
|
<a href=#1457 id=1457 data-nosnippet>1457</a>
|
|
<a href=#1458 id=1458 data-nosnippet>1458</a> <span class="attr">#[tokio::test]
|
|
<a href=#1459 id=1459 data-nosnippet>1459</a> </span><span class="kw">async fn </span>test_worker_group_start_stop() {
|
|
<a href=#1460 id=1460 data-nosnippet>1460</a> <span class="kw">let </span>env = TestEnv::with_prefix(<span class="string">"group-stop"</span>).<span class="kw">await</span>;
|
|
<a href=#1461 id=1461 data-nosnippet>1461</a> <span class="kw">let </span>group = env
|
|
<a href=#1462 id=1462 data-nosnippet>1462</a> .create_worker_group(MitoConfig {
|
|
<a href=#1463 id=1463 data-nosnippet>1463</a> num_workers: <span class="number">4</span>,
|
|
<a href=#1464 id=1464 data-nosnippet>1464</a> ..Default::default()
|
|
<a href=#1465 id=1465 data-nosnippet>1465</a> })
|
|
<a href=#1466 id=1466 data-nosnippet>1466</a> .<span class="kw">await</span>;
|
|
<a href=#1467 id=1467 data-nosnippet>1467</a>
|
|
<a href=#1468 id=1468 data-nosnippet>1468</a> group.stop().<span class="kw">await</span>.unwrap();
|
|
<a href=#1469 id=1469 data-nosnippet>1469</a> }
|
|
<a href=#1470 id=1470 data-nosnippet>1470</a>}
|
|
</code></pre></div></section></main></body></html> |