forked from TrueCloudLab/frostfs-node
[#1994] docs: Update storage node configuration
Reflect the reality after a not so recent refactoring. Signed-off-by: Evgenii Stratonikov <evgeniy@morphbits.ru>carpawell/fix/multiple-cache-update-requests-FROST
Evgenii Stratonikov
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f564430b90
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148da5fdbb
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@ -169,52 +169,60 @@ Contains configuration for each shard. Keys must be consecutive numbers starting
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`default` subsection has the same format and specifies defaults for missing values.
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The following table describes configuration for each shard.
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| Parameter | Type | Default value | Description |
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|-------------------|---------------------------------------------|---------------|-----------------------------------------------------------------------------------------------------------|
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| `mode` | `string` | `read-write` | Shard Mode.<br/>Possible values: `read-write`, `read-only`, `degraded`, `degraded-read-only`, `disabled` |
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| `resync_metabase` | `bool` | `false` | Flag to enable metabase resync on start. |
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| `writecache` | [Writecache config](#writecache-subsection) | | Write-cache configuration. |
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| `metabase` | [Metabase config](#metabase-subsection) | | Metabase configuration. |
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| `blobstor` | [Blobstor config](#blobstor-subsection) | | Blobstor configuration. |
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| `gc` | [GC config](#gc-subsection) | | GC configuration. |
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| Parameter | Type | Default value | Description |
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|-------------------------------------|---------------------------------------------|---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| `compress` | `bool` | `false` | Flag to enable compression. |
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| `compression_exclude_content_types` | `[]string` | | List of content-types to disable compression for. Content-type is taken from `Content-Type` object attribute. Each element can contain a star `*` as a first (last) character, which matches any prefix (suffix). |
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| `mode` | `string` | `read-write` | Shard Mode.<br/>Possible values: `read-write`, `read-only`, `degraded`, `degraded-read-only`, `disabled` |
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| `resync_metabase` | `bool` | `false` | Flag to enable metabase resync on start. |
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| `writecache` | [Writecache config](#writecache-subsection) | | Write-cache configuration. |
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| `metabase` | [Metabase config](#metabase-subsection) | | Metabase configuration. |
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| `blobstor` | [Blobstor config](#blobstor-subsection) | | Blobstor configuration. |
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| `small_object_size` | `size` | `1M` | Maximum size of an object stored in blobovnicza tree. |
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| `gc` | [GC config](#gc-subsection) | | GC configuration. |
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### `blobstor` subsection
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Contains a list of substorages each with it's own type.
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Currently only 2 types are supported: `fstree` and `blobovnicza`.
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```yaml
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blobstor:
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path: /path/to/blobstor
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perm: 0644
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compress: true
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compression_exclude_content_types:
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- audio/*
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- video/*
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depth: 5
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small_object_size: 102400
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blobovnicza:
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size: 4194304
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depth: 1
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width: 4
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opened_cache_capacity: 50
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- type: blobovnicza
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path: /path/to/blobstor
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depth: 1
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width: 4
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- type: fstree
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path: /path/to/blobstor/blobovnicza
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perm: 0644
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size: 4194304
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depth: 1
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width: 4
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opened_cache_capacity: 50
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```
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#### Common options for sub-storages
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| Parameter | Type | Default value | Description |
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|-------------------------------------|-----------------------------------------------|---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| `path` | `string` | | Path to the root of the blobstor. |
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| `perm` | file mode | `0660` | Default permission for created files and directories. |
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| `compress` | `bool` | `false` | Flag to enable compression. |
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| `compression_exclude_content_types` | `[]string` | | List of content-types to disable compression for. Content-type is taken from `Content-Type` object attribute. Each element can contain a star `*` as a first (last) character, which matches any prefix (suffix). |
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| `depth` | `int` | `4` | Depth of the file-system tree for large objects. Must be in range 1..31. |
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| `small_object_size` | `size` | `1M` | Maximum size of an object stored in blobovnicza tree. |
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| `blobovnicza` | [Blobovnicza config](#blobovnicza-subsection) | | Blobovnicza tree configuration. |
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#### `blobovnicza` subsection
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#### `fstree` type options
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| Parameter | Type | Default value | Description |
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|---------------------|-----------|---------------|-------------------------------------------------------|
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| `path` | `string` | | Path to the root of the blobstor. |
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| `perm` | file mode | `0660` | Default permission for created files and directories. |
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| `depth` | `int` | `4` | File-system tree depth. |
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| Parameter | Type | Default value | Description |
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|-------------------------|----------|---------------|-------------------------------------------------------|
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| `path` | `string` | | Path to the root of the blobovnicza tree. |
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| `size` | `size` | `1 G` | Maximum size of a single blobovnicza |
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| `depth` | `int` | `2` | Blobovnicza tree depth. |
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| `width` | `int` | `16` | Blobovnicza tree width. |
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| `opened_cache_capacity` | `int` | `16` | Maximum number of simultaneously opened blobovniczas. |
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#### `blobovnicza` type options
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| Parameter | Type | Default value | Description |
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|-------------------------|-----------|---------------|-------------------------------------------------------|
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| `path` | `string` | | Path to the root of the blobstor. |
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| `perm` | file mode | `0660` | Default permission for created files and directories. |
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| `size` | `size` | `1 G` | Maximum size of a single blobovnicza |
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| `depth` | `int` | `2` | Blobovnicza tree depth. |
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| `width` | `int` | `16` | Blobovnicza tree width. |
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| `opened_cache_capacity` | `int` | `16` | Maximum number of simultaneously opened blobovniczas. |
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### `gc` subsection
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