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[#1636] config: Add shard.limits config

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Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
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Dmitrii Stepanov 2025-02-04 18:20:48 +03:00
parent 0991077cb3
commit 98d6125029
Signed by: dstepanov-yadro
GPG key ID: 237AF1A763293BC0
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59
docs/storage-node-configuration.md
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@ -195,6 +195,7 @@ The following table describes configuration for each shard.
| `blobstor` | [Blobstor config](#blobstor-subsection) | | Blobstor configuration. |
| `small_object_size` | `size` | `1M` | Maximum size of an object stored in blobovnicza tree. |
| `gc` | [GC config](#gc-subsection) | | GC configuration. |
| `limits` | [Shard limits config](#limits-subsection) | | Shard limits configuration. |
### `blobstor` subsection
@ -301,6 +302,64 @@ writecache:
| `flush_worker_count` | `int` | `20` | Amount of background workers that move data from the writecache to the blobstor. |
| `max_flushing_objects_size` | `size` | `512M` | Max total size of background flushing objects. |
### `limits` subsection
```yaml
limits:
max_read_running_ops: 10000
max_read_waiting_ops: 1000
max_write_running_ops: 1000
max_write_waiting_ops: 100
read:
- tag: internal
weight: 20
limit_ops: 0
reserved_ops: 1000
- tag: client
weight: 70
reserved_ops: 10000
- tag: background
weight: 5
limit_ops: 10000
reserved_ops: 0
- tag: writecache
weight: 5
limit_ops: 25000
- tag: policer
weight: 5
limit_ops: 25000
write:
- tag: internal
weight: 200
limit_ops: 0
reserved_ops: 100
- tag: client
weight: 700
reserved_ops: 1000
- tag: background
weight: 50
limit_ops: 1000
reserved_ops: 0
- tag: writecache
weight: 50
limit_ops: 2500
- tag: policer
weight: 50
limit_ops: 2500
```
| Parameter | Type | Default value | Description |
| ----------------------- | -------- | -------------- | --------------------------------------------------------------------------------------------------------------- |
| `max_read_running_ops` | `int` | 0 (no limit) | The maximum number of runnig read operations. |
| `max_read_waiting_ops` | `int` | 0 (no limit) | The maximum number of waiting read operations. |
| `max_write_running_ops` | `int` | 0 (no limit) | The maximum number of running write operations. |
| `max_write_waiting_ops` | `int` | 0 (no limit) | The maximum number of running write operations. |
| `read` | `[]tag` | empty | Array of shard read settings for tags. |
| `write` | `[]tag` | empty | Array of shard write settings for tags. |
| `tag.tag` | `string` | empty | Tag name. Allowed values: `client`, `internal`, `background`, `writecache`, `policer`. |
| `tag.weight` | `float` | 0 (no weight) | Weight for queries with the specified tag. Weights must be specified for all tags or not specified for any one. |
| `tag.limit_ops` | `float` | 0 (no limit) | Operations per second rate limit for queries with the specified tag. |
| `tag.reserved_ops` | `float` | 0 (no reserve) | Reserved operations per second rate for queries with the specified tag. |
# `node` section