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add config for graceful shutdown #21172

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add config for graceful shutdown
hujiatao0 Dec 8, 2025
7578892
add explain for graceful shutdown
hujiatao0 Dec 10, 2025
c2f14a0
Update tikv-configuration-file.md
hujiatao0 Dec 10, 2025
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add space for doc
hujiatao0 Dec 10, 2025
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Update tikv-configuration-file.md
hujiatao0 Dec 10, 2025
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Update tikv-configuration-file.md
hujiatao0 Dec 15, 2025
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add space
hujiatao0 Dec 15, 2025
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6 changes: 6 additions & 0 deletions tikv-configuration-file.md
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Expand Up @@ -200,6 +200,12 @@ TiKV 配置文件比命令行参数支持更多的选项。你可以在 [etc/con
+ 默认值：3s
+ 最小值：1s

### `graceful-shutdown-timeout` <span class="version-mark">从 v8.5.5 和 v9.0.0 版本开始引入</span>

+ graceful shutdown 的超时时长。当 graceful shutdown 功能被启用，TiKV 节点在收到 SIGTERM 信号后会先尽可能将 leader 转移到其他节点再进入停机流程。若达到该超时时间后未完成转移的 leader 会跳过转移，节点直接进入停机流程。该值为 0s 时表示不启用 graceful shutdown 功能。
+ 默认值：20s
+ 最小值：0s

### `concurrent-send-snap-limit`

+ 同时发送 snapshot 的最大个数。
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