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release: add TiDB 5.3.3 release note #11265

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1 change: 1 addition & 0 deletions TOC.md
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Expand Up @@ -928,6 +928,7 @@
- [5.4.1](/releases/release-5.4.1.md)
- [5.4.0](/releases/release-5.4.0.md)
- v5.3
- [5.3.3](/releases/release-5.3.3.md)
- [5.3.2](/releases/release-5.3.2.md)
- [5.3.1](/releases/release-5.3.1.md)
- [5.3.0](/releases/release-5.3.0.md)
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23 changes: 23 additions & 0 deletions releases/release-5.3.3.md
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---
title: TiDB 5.3.3 Release Note
---

# TiDB 5.3.3 Release Note

发版日期:2022 年 9 月 x 日
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TiDB 版本:5.3.3

## Bug 修复

+ TiKV

- 修复了 PD leader 发生切换或重启 PD 后,在集群中执行 SQL 语句会出现持续报错的问题。

该问题是由于 TiKV 存在 bug,TiKV 向 PD client 发送心跳请求失败后不会重试,只能等待与 PD client 重连。这样,故障 TiKV 节点上的 Region 的信息会逐步过旧,使得 TiDB 无法获取最新的 Region 信息,导致 SQL 执行出错。
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目前该问题已在 v5.3 版本上修复。你可以升级集群至 v5.3.3。

你还可以重启无法向 PD 发送 Region 心跳的 TiKV 节点,直至不再有待发送的 Region 心跳为止。

Bug 详情参见 [#12934](https://github.com/tikv/tikv/issues/12934)。
1 change: 1 addition & 0 deletions releases/release-notes.md
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Expand Up @@ -28,6 +28,7 @@ TiDB 历史版本发布声明如下:

## 5.3

- [5.3.3](/releases/release-5.3.3.md)
- [5.3.2](/releases/release-5.3.2.md)
- [5.3.1](/releases/release-5.3.1.md)
- [5.3.0](/releases/release-5.3.0.md)
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1 change: 1 addition & 0 deletions releases/release-timeline.md
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Expand Up @@ -9,6 +9,7 @@ summary: 了解 TiDB 的版本发布时间线。

| 版本 | 发布日期 |
| :--- | :--- |
| [5.3.3](/releases/release-5.3.3.md) | 2022-09-x |
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| [6.1.1](/releases/release-6.1.1.md) | 2022-09-01 |
| [6.2.0-DMR](/releases/release-6.2.0.md) | 2022-08-23 |
| [5.4.2](/releases/release-5.4.2.md) | 2022-07-08 |
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