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118 lines
3.6 KiB
TOML
118 lines
3.6 KiB
TOML
# Node running mode, see `standalone.example.toml`.
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mode = "distributed"
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# The datanode identifier, should be unique.
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node_id = 42
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# gRPC server address, "127.0.0.1:3001" by default.
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rpc_addr = "127.0.0.1:3001"
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# Hostname of this node.
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rpc_hostname = "127.0.0.1"
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# The number of gRPC server worker threads, 8 by default.
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rpc_runtime_size = 8
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# Start services after regions have obtained leases.
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# It will block the datanode start if it can't receive leases in the heartbeat from metasrv.
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require_lease_before_startup = false
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[heartbeat]
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# Interval for sending heartbeat messages to the Metasrv, 3 seconds by default.
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interval = "3s"
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# Metasrv client options.
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[meta_client]
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# Metasrv address list.
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metasrv_addrs = ["127.0.0.1:3002"]
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# Heartbeat timeout, 500 milliseconds by default.
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heartbeat_timeout = "500ms"
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# Operation timeout, 3 seconds by default.
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timeout = "3s"
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# Connect server timeout, 1 second by default.
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connect_timeout = "1s"
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# `TCP_NODELAY` option for accepted connections, true by default.
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tcp_nodelay = true
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# WAL options, see `standalone.example.toml`.
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[wal]
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# WAL data directory
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# dir = "/tmp/greptimedb/wal"
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file_size = "256MB"
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purge_threshold = "4GB"
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purge_interval = "10m"
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read_batch_size = 128
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sync_write = false
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# Storage options, see `standalone.example.toml`.
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[storage]
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# The working home directory.
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data_home = "/tmp/greptimedb/"
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type = "File"
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# TTL for all tables. Disabled by default.
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# global_ttl = "7d"
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# Cache configuration for object storage such as 'S3' etc.
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# The local file cache directory
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# cache_path = "/path/local_cache"
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# The local file cache capacity in bytes.
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# cache_capacity = "256MB"
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# Compaction options, see `standalone.example.toml`.
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[storage.compaction]
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max_inflight_tasks = 4
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max_files_in_level0 = 8
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max_purge_tasks = 32
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# Storage manifest options
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[storage.manifest]
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# Region checkpoint actions margin.
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# Create a checkpoint every <checkpoint_margin> actions.
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checkpoint_margin = 10
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# Region manifest logs and checkpoints gc execution duration
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gc_duration = '10m'
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# Storage flush options
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[storage.flush]
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# Max inflight flush tasks.
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max_flush_tasks = 8
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# Default write buffer size for a region.
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region_write_buffer_size = "32MB"
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# Interval to check whether a region needs flush.
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picker_schedule_interval = "5m"
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# Interval to auto flush a region if it has not flushed yet.
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auto_flush_interval = "1h"
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# Global write buffer size for all regions.
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global_write_buffer_size = "1GB"
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# Mito engine options
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[[region_engine]]
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[region_engine.mito]
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# Number of region workers
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num_workers = 8
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# Request channel size of each worker
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worker_channel_size = 128
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# Max batch size for a worker to handle requests
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worker_request_batch_size = 64
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# Number of meta action updated to trigger a new checkpoint for the manifest
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manifest_checkpoint_distance = 10
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# Manifest compression type
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manifest_compress_type = "Uncompressed"
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# Max number of running background jobs
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max_background_jobs = 4
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# Interval to auto flush a region if it has not flushed yet.
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auto_flush_interval = "1h"
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# Global write buffer size for all regions.
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global_write_buffer_size = "1GB"
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# Global write buffer size threshold to reject write requests (default 2G).
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global_write_buffer_reject_size = "2GB"
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# Cache size for SST metadata (default 128MB). Setting it to 0 to disable the cache.
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sst_meta_cache_size = "128MB"
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# Cache size for vectors and arrow arrays (default 512MB). Setting it to 0 to disable the cache.
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vector_cache_size = "512MB"
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# Buffer size for SST writing.
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sst_write_buffer_size = "8MB"
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# Log options
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# [logging]
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# Specify logs directory.
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# dir = "/tmp/greptimedb/logs"
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# Specify the log level [info | debug | error | warn]
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# level = "info"
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