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https://github.com/GreptimeTeam/greptimedb.git
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74bfb09195
* feat: support cache for batch_get in CachedMetaKvBackend. * add doc of CachedMetaKvBackend * fix: cr * fix: correct some words * fix cr
38 lines
1.7 KiB
Rust
38 lines
1.7 KiB
Rust
// Copyright 2023 Greptime Team
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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pub(crate) const METRIC_DB_LABEL: &str = "db";
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use lazy_static::lazy_static;
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use prometheus::*;
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lazy_static! {
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pub static ref METRIC_CATALOG_MANAGER_CATALOG_COUNT: IntGauge =
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register_int_gauge!("greptime_catalog_catalog_count", "catalog catalog count").unwrap();
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pub static ref METRIC_CATALOG_MANAGER_SCHEMA_COUNT: IntGauge =
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register_int_gauge!("greptime_catalog_schema_count", "catalog schema count").unwrap();
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pub static ref METRIC_CATALOG_MANAGER_TABLE_COUNT: IntGaugeVec = register_int_gauge_vec!(
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"greptime_catalog_table_count",
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"catalog table count",
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&[METRIC_DB_LABEL]
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)
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.unwrap();
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pub static ref METRIC_CATALOG_KV_REMOTE_GET: Histogram =
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register_histogram!("greptime_catalog_kv_get_remote", "catalog kv get remote").unwrap();
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pub static ref METRIC_CATALOG_KV_GET: Histogram =
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register_histogram!("greptime_catalog_kv_get", "catalog kv get").unwrap();
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pub static ref METRIC_CATALOG_KV_BATCH_GET: Histogram =
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register_histogram!("greptime_catalog_kv_batch_get", "catalog kv batch get").unwrap();
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}
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