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Jul 28, 2020
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Update troubleshoot-lock-conflicts.md #4033

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1c564ec
Update troubleshoot-lock-conflicts.md
yikeke Jul 23, 2020
c771a37
Update credits.md
Jul 23, 2020
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Merge branch 'master' into fix-lock-conflicts-doc
yikeke Jul 28, 2020
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4 changes: 3 additions & 1 deletion credits.md
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@@ -1,8 +1,10 @@
---
title: 荣誉列表
title: TiDB 社区荣誉列表
summary: 了解 TiDB 社区贡献者列表及角色。
---

# TiDB 社区荣誉列表

TiDB 开发者社区以 SIG (Special Interest Group) 为单位管理组织开发者。每个模块都有其固定的 SIG 负责新功能开发、性能优化、稳定性保障等。如果你也想成为 TiDB 的开发者，加入感兴趣的 [SIG](https://github.com/pingcap/community/tree/master/special-interest-groups)、与一线工程师面对面讨论无疑是最好的方式。以下是截至 TiDB 4.0 GA，TiDB 社区贡献者列表及对应角色：

## Committers
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2 changes: 1 addition & 1 deletion troubleshoot-lock-conflicts.md
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Expand Up @@ -88,7 +88,7 @@ Txn0 完成了 Prewrite，在 Commit 的过程中 Txn1 对该 key 发起了读

你可以通过 TiDB Grafana 监控检测 KeyIsLocked 错误：

观察 KV Errors 下 Lock Resolve OPS 面板中的 resolve 监控项以及 KV Backoff OPS 面板中的 txnLock 监控项，会有比较明显的上升趋势，其中 reslove 是指尝试清锁的操作，txnLock 代表出现了写冲突。
观察 KV Errors 下 Lock Resolve OPS 面板中的 resolve 监控项以及 KV Backoff OPS 面板中的 txnLock 监控项，会有比较明显的上升趋势，其中 resolve 是指尝试清锁的操作，txnLock 代表出现了写冲突。

![KV-backoff-txnLockFast-optimistic-01](/media/troubleshooting-lock-pic-07.png)
![KV-Errors-resolve-optimistic-01](/media/troubleshooting-lock-pic-08.png)
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