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Jun 11, 2024
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br: refine description for snapshot backup #17636

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4d85e99
Update backup-and-restore-overview.md
hfxsd Jun 11, 2024
d30d2bf
Update tidb-troubleshooting-map.md
hfxsd Jun 11, 2024
52dfc16
Update br/backup-and-restore-overview.md
hfxsd Jun 11, 2024
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2 changes: 1 addition & 1 deletion br/backup-and-restore-overview.md
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Expand Up @@ -94,7 +94,7 @@ TiDB 备份恢复功能可以用于满足以下业务的需求：

#### 恢复的性能

- 恢复集群快照数据备份，速度可以达到单 TiKV 存储节点 100 MiB/s，恢复速度具有可扩展性；BR 只支持恢复数据到新集群，会尽可能多的使用恢复集群的资源。更详细说明请参考[恢复性能和影响](/br/br-snapshot-guide.md#快照恢复的性能与影响)。
- 恢复集群快照数据备份，速度可以达到单 TiKV 存储节点 100 MiB/s，恢复速度具有可扩展性。更详细说明请参考[恢复性能和影响](/br/br-snapshot-guide.md#快照恢复的性能与影响)。
- 恢复日志备份数据，速度可以达到 30 GiB/h。更详细说明请参考 [PITR 的性能指标](/br/br-pitr-guide.md#pitr-的性能指标)。

## 备份存储
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2 changes: 1 addition & 1 deletion tidb-troubleshooting-map.md
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Expand Up @@ -305,7 +305,7 @@ TiDB 支持完整的分布式事务，自 v3.0 版本起，提供乐观事务与

- TiKV 磁盘使用 `80%` 容量，PD 不会进行补副本操作，miss peer 数量上升，需要扩容 TiKV，见案例 [case-801](https://github.com/pingcap/tidb-map/blob/master/maps/diagnose-case-study/case801.md)。

- 下线 TiKV，有 Region 长时间迁移不走。v3.0.4 版本已经修复改问题，见 [#5526](https://github.com/tikv/tikv/pull/5526) 和案例 [case-870](https://github.com/pingcap/tidb-map/blob/master/maps/diagnose-case-study/case870.md)。
- 下线 TiKV，有 Region 长时间迁移不走。v3.0.4 版本已经修复该问题，见 [#5526](https://github.com/tikv/tikv/pull/5526) 和案例 [case-870](https://github.com/pingcap/tidb-map/blob/master/maps/diagnose-case-study/case870.md)。

- 5.1.3 Balance 问题：

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