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2 changes: 1 addition & 1 deletion tidb-monitoring-api.md
Original file line number Diff line number Diff line change
Expand Up @@ -83,7 +83,7 @@ curl http://127.0.0.1:10080/schema_storage/test

- PD API 地址:`http://${host}:${port}/pd/api/v1/${api_name}`
- 默认端口:2379
- 各类 `api_name` 详细信息:参见 [PD API Doc](https://download.pingcap.com/pd-api-doc.html)
- 各类 `api_name` 详细信息:参见 [PD API Doc](https://docs-download.pingcap.com/api/pd-api/pd-api-doc.html)

通过该接口可以获取当前所有 TiKV 节点的状态以及负载均衡信息。下面以一个单节点的 TiKV 集群为例,说明用户需要了解的信息:

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4 changes: 2 additions & 2 deletions tiproxy/tiproxy-overview.md
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Expand Up @@ -11,7 +11,7 @@ TiProxy 是可选组件,你也可以使用第三方的代理组件,或者直

TiProxy 示意图如下:

<img src="https://download.pingcap.com/images/docs-cn/tiproxy/tiproxy-architecture.png" alt="TiProxy 架构" width="500" />
<img src="https://docs-download.pingcap.com/media/images/docs-cn/tiproxy/tiproxy-architecture.png" alt="TiProxy 架构" width="500" />

## 主要功能

Expand All @@ -23,7 +23,7 @@ TiProxy 在保持客户端连接不变的情况下,能将一台 TiDB server

如下图所示,原先客户端通过 TiProxy 连接到 TiDB 1 上,连接迁移之后,客户端实际连接到 TiDB 2 上。在 TiDB 1 即将下线或 TiDB 1 上的连接数比 TiDB 2 上的连接数超过设定阈值时,会触发连接迁移。连接迁移对客户端无感知。

<img src="https://download.pingcap.com/images/docs-cn/tiproxy/tiproxy-session-migration.png" alt="TiProxy 连接迁移" width="400" />
<img src="https://docs-download.pingcap.com/media/images/docs-cn/tiproxy/tiproxy-session-migration.png" alt="TiProxy 连接迁移" width="400" />

连接迁移通常发生在以下场景:

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