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add-config-for-graph-and-storage #1895

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Jun 23, 2022
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add-config-for-graph-and-storage #1895

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add-confif-for-graph-and-storage
abby-cyber Jun 21, 2022
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comment fix
abby-cyber Jun 21, 2022
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4 changes: 4 additions & 0 deletions docs-2.0/3.ngql-guide/9.space-statements/5.drop-space.md
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Expand Up @@ -2,6 +2,10 @@

`DROP SPACE`语句用于删除指定图空间以及其中的所有信息。

!!! note

用户可以通过修改 Storage 服务配置文件中`auto_remove_invalid_space`的值，`DROP SPACE`语句可以仅删除指定图空间而保留其中的所有数据。详情参见 [Storage 服务配置](../../5.configurations-and-logs/1.configurations/4.storage-config.md)。
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## 前提条件

只有 God 角色的用户可以执行`DROP SPACE`语句。详情请参见[身份验证](../../7.data-security/1.authentication/1.authentication.md)。
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1 change: 1 addition & 0 deletions docs-2.0/5.configurations-and-logs/1.configurations/3.graph-config.md
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Expand Up @@ -73,6 +73,7 @@ Graph 服务提供了两份初始配置文件`nebula-graphd.conf.default`和`neb
| `ws_http_port` | `19669` | HTTP 服务的端口。 |
|`heartbeat_interval_secs` | `10` | 默认心跳间隔。请确保所有服务的`heartbeat_interval_secs`取值相同，否则会导致系统无法正常工作。单位：秒。 |
|`storage_client_timeout_ms`|-| Graph 服务与 Storage 服务的 RPC 连接超时时间。初始配置文件中未设置该参数，使用需手动添加。默认值为`60000`毫秒。|
|`slow_query_threshold_us`|`200000`|定义超过多长时间的查询为慢查询。单位：微秒。|
|`ws_meta_http_port`|`19559`|HTTP 协议监听 Meta 服务的端口，需要和 Meta 服务配置文件中的`ws_http_port`保持一致。|

!!! caution
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6 changes: 5 additions & 1 deletion docs-2.0/5.configurations-and-logs/1.configurations/4.storage-config.md
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Expand Up @@ -108,7 +108,11 @@ Storage 服务提供了两份初始配置文件`nebula-storaged.conf.default`和

| 名称 | 预设值 | 说明 |
| :-- | :----- | :--- |
| `snapshot_part_rate_limit` | `8388608` | Raft leader 向 Raft group 中其它成员同步存量数据时的限速。单位：字节/秒。 |
| `auto_remove_invalid_space` | `true` | 在执行`DROP SPACE`后，会删除指定图空间，该参数设置是否同时删除指定图空间内的所有数据。当值为`true`时，同时删除指定图空间内的所有数据。 |
| `num_io_threads` | `16` | 网络 I/O 线程的数量，用于发送 RPC 请求和接收响应。 |
| `num_worker_threads` | `32` | Storage 的 RPC 服务的工作线程数量。 |
| `max_concurrent_subtasks` | `10` | TaskManager 并发执行子任务的最大个数。 |
| `snapshot_part_rate_limit` | `10485760` | Raft leader 向 Raft group 中其它成员同步存量数据时的限速。单位：字节/秒。 |
| `snapshot_batch_size` | `1048576` | Raft leader 向 Raft group 中其它成员同步存量数据时每批发送的数据量。单位：字节。 |
| `rebuild_index_part_rate_limit` | `4194304` | 重建索引过程中，Raft leader 向 Raft group 中其它成员同步索引数据时的限速。单位：字节/秒。 |
| `rebuild_index_batch_size` | `1048576` | 重建索引过程中，Raft leader 向 Raft group 中其它成员同步索引数据时每批发送的数据量。单位：字节。 |
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