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Update pd-control.md
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Co-authored-by: TomShawn <[email protected]>
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Yisaer and TomShawn authored May 27, 2021
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Expand Up @@ -388,7 +388,7 @@ export PD_ADDR=http://127.0.0.1:2379 &&
>> config set hot-region-schedule-limit 4
```

- `hot-region-cache-hits-threshold` 用于设置热点 Region 的识别所需的分钟数,只有 Region 处于热点状态持续时间超过该分钟数后,才能参与热点调度。
- `hot-region-cache-hits-threshold` 用于设置识别热点 Region 所需的分钟数,只有 Region 处于热点状态持续时间超过该分钟数后,才能参与热点调度。

- `tolerant-size-ratio` 控制 balance 缓冲区大小。当两个 store 的 leader 或 Region 的得分差距小于指定倍数的 Region size 时,PD 会认为此时 balance 达到均衡状态。

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