From 8e33fb0d0f2a8f4247d77cd259ec6581acf96083 Mon Sep 17 00:00:00 2001 From: Aolin Date: Thu, 14 Sep 2023 16:43:14 +0800 Subject: [PATCH 01/29] release 6.5.5 Signed-off-by: Aolin --- releases/release-6.5.5.md | 141 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 141 insertions(+) create mode 100644 releases/release-6.5.5.md diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md new file mode 100644 index 000000000000..b385fd5c00d9 --- /dev/null +++ b/releases/release-6.5.5.md @@ -0,0 +1,141 @@ +--- +title: TiDB 6.5.5 Release Notes +summary: 了解 TiDB 6.5.5 版本的兼容性变更、改进提升，以及错误修复。 +--- + +# TiDB 6.5.5 Release Notes + +发版日期：2023 年 x 月 x 日 + +TiDB 版本：6.5.5 + +试用链接：[快速体验](https://docs.pingcap.com/zh/tidb/v6.5/quick-start-with-tidb) | [生产部署](https://docs.pingcap.com/zh/tidb/v6.5/production-deployment-using-tiup) | [下载离线包](https://cn.pingcap.com/product-community/?version=v6.5.5#version-list) + +## 兼容性变更 + +- note [#issue](https://github.com/pingcap/${repo-name}/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + +## 改进提升 + ++ TiDB + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ TiKV + + - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + ++ PD + + - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ TiFlash + + - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ Tools + + + Backup & Restore (BR) + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiCDC + + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiDB Data Migration (DM) + + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiDB Lightning + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + Dumpling + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiUP + + - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiDB Binlog + + - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + +## 错误修复 + ++ TiDB + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ TiKV + + - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ PD + + - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ TiFlash + + - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + ++ Tools + + + Backup & Restore (BR) + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + + + TiCDC + + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiDB Data Migration (DM) + + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiDB Lightning + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - (dup): release-6.6.0.md > 错误修复> Tools> TiDB Lightning - 修复 precheck 无法准确检测目标集群是否存在运行中的 TiCDC 的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) + + + Dumpling + + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiUP + + - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + + + TiDB Binlog + + - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + +## Other dup notes + +- (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) \ No newline at end of file From 8a76249f43f31763aa1e9d3a65d664e30816de4b Mon Sep 17 00:00:00 2001 From: Elsa <111482174+elsa0520@users.noreply.github.com> Date: Fri, 15 Sep 2023 13:54:54 +0800 Subject: [PATCH 02/29] Update release-6.5.5.md planner part --- releases/release-6.5.5.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index b385fd5c00d9..3edf146a95e9 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -21,6 +21,7 @@ TiDB 版本：6.5.5 - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + TiKV @@ -137,5 +138,3 @@ TiDB 版本：6.5.5 - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) ## Other dup notes - -- (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) \ No newline at end of file From 280465c3f0cc01a8be07a7b764633bfb60fa689b Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 18 Sep 2023 09:38:51 +0800 Subject: [PATCH 03/29] Apply suggestions from code review Co-authored-by: Benjamin2037 Co-authored-by: cfzjywxk Co-authored-by: tonyxuqqi Co-authored-by: BornChanger <97348524+BornChanger@users.noreply.github.com> Co-authored-by: Chunzhu Li Co-authored-by: Ryan Leung Co-authored-by: givemefive <87104512+nongfushanquan@users.noreply.github.com> --- releases/release-6.5.5.md | 45 ++++++++++++++++++++++++++++----------- 1 file changed, 32 insertions(+), 13 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 3edf146a95e9..f5c42dcadefb 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -19,13 +19,19 @@ TiDB 版本：6.5.5 + TiDB - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 支持从高版本回退到 6.5 [#45570](https://github.com/pingcap/tidb/issues/45570) @[wjhuang2016](https://github.com/wjhuang2016) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - + - 添加 coprocessor 相关 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + TiKV - - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 增加 pd-client中连接重试过程中backoff的功能，减小PD压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) + - Titan：避免写Titan manifest文件时持有锁 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + - 压缩check_leader请求. [#14839](https://github.com/tikv/tikv/issues/14839) @[you06](https://github.com/you06) + - 增加snapshot相关的监控 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - 当leader转移时提高PiTR checkpoint lag的稳定性. [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + - 增加safe-ts相关的日志和监控 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - 更多resolved-ts相关的日志和监控. [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) @@ -42,9 +48,7 @@ TiDB 版本：6.5.5 + Tools + Backup & Restore (BR) - - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 减少日志备份 resolve lock 的 cpu 开销 [40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + TiCDC @@ -58,7 +62,8 @@ TiDB 版本：6.5.5 + TiDB Lightning - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) + - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + Dumpling @@ -82,15 +87,20 @@ TiDB 版本：6.5.5 - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - +- 修复读副本选择会可能选到不可用副本的问题 [#46198](https://github.com/pingcap/tidb/issues/46198) @[zyguan](https://github.com/zyguan) +- 修复 Stale Read 和 Schema Cache 不适配导致额外开销的问题 [#43481](https://github.com/pingcap/tidb/issues/43481) @[crazycs520](https://github.com/crazycs520) + TiKV - - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 修复错误: 当tikv一个节点失败时，对应region的peers不应该不正确的进入休眠模式 [#14547](https://github.com/tikv/tikv/issues/14547) @[hicqu](https://github.com/hicqu) + - 当size based split触发时发现没有可以分裂的key时，触发一次手动compaction用来消除过多的MVCC版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - 修复在线恢复数据时无法处理merge abort的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) + - 修复PiTR潜在可能被阻塞的问题，当PD和TiKV之间网络隔离时. [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + PD - - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) +- 修复调度器启动时间长的问题 [#6920](https://github.com/tikv/pd/issues/6920) @[HuSharp](https://github.com/HuSharp) +- 修复 scatter region 处理 leader 和 peer 逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + TiFlash @@ -101,13 +111,20 @@ TiDB 版本：6.5.5 + Tools + Backup & Restore (BR) - + - 修复一个 pitr 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) + - 修复一个 pitr 恢复 metakv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) + - 修复一个 br 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + TiCDC - + - 修复了 PD 节点出现网络隔离时引起 CDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) + - 修复采用 CSV 格式时将 update 操作错误修改为 insert 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) + - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) + - 修复使用 SASL认证时可能导致 CDC出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) + - 修复CDC 同步任务在某些特殊场景可能会出现失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) + - 修复上游在 region 非常多时 ，tikv 节点出现故障 CDC 不能同步任务不能快速恢复的问题[#9741](https://github.com/pingcap/tiflow/issues/9741) - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) @@ -118,7 +135,9 @@ TiDB 版本：6.5.5 + TiDB Lightning - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) + - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) + - 修复 TiDB Lightning 在 PD 切换 Leader 后无法继续导入的问题 [#46540](https://github.com/pingcap/tidb/issues/46540) @[lance6716](https://github.com/lance6716) - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-6.6.0.md > 错误修复> Tools> TiDB Lightning - 修复 precheck 无法准确检测目标集群是否存在运行中的 TiCDC 的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) From 9b35cd8c595b370e2301832969a5d2758243e8fb Mon Sep 17 00:00:00 2001 From: xixirangrang <35301108+hfxsd@users.noreply.github.com> Date: Mon, 18 Sep 2023 09:53:26 +0800 Subject: [PATCH 04/29] polish the draft and assign to tw --- releases/release-6.5.5.md | 122 ++++++++------------------------------ 1 file changed, 25 insertions(+), 97 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index f5c42dcadefb..f936f6980d44 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -11,149 +11,77 @@ TiDB 版本：6.5.5 试用链接：[快速体验](https://docs.pingcap.com/zh/tidb/v6.5/quick-start-with-tidb) | [生产部署](https://docs.pingcap.com/zh/tidb/v6.5/production-deployment-using-tiup) | [下载离线包](https://cn.pingcap.com/product-community/?version=v6.5.5#version-list) -## 兼容性变更 - -- note [#issue](https://github.com/pingcap/${repo-name}/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - ## 改进提升 -+ TiDB ++ TiDB **tw@qiancai** - 支持从高版本回退到 6.5 [#45570](https://github.com/pingcap/tidb/issues/45570) @[wjhuang2016](https://github.com/wjhuang2016) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + + TiKV - - 增加 pd-client中连接重试过程中backoff的功能，减小PD压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - - Titan：避免写Titan manifest文件时持有锁 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) - - 压缩check_leader请求. [#14839](https://github.com/tikv/tikv/issues/14839) @[you06](https://github.com/you06) - - 增加snapshot相关的监控 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - - 当leader转移时提高PiTR checkpoint lag的稳定性. [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - - 增加safe-ts相关的日志和监控 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - - 更多resolved-ts相关的日志和监控. [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 增加 pd-client中连接重试过程中backoff的功能，减小PD压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) + - Titan：避免写Titan manifest文件时持有锁 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + - 压缩check_leader请求. [#14839](https://github.com/tikv/tikv/issues/14839) @[you06](https://github.com/you06) + - 增加snapshot相关的监控 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - 当leader转移时提高PiTR checkpoint lag的稳定性. [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + - 增加safe-ts相关的日志和监控 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - 更多resolved-ts相关的日志和监控. [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) -+ PD - - - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - -+ TiFlash - - - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - -+ Tools ++ Tools **tw@Oreoxmt** + Backup & Restore (BR) - - 减少日志备份 resolve lock 的 cpu 开销 [40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) - - + TiCDC - - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiDB Data Migration (DM) - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 减少日志备份 resolve lock 的 cpu 开销 [40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + TiDB Lightning - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + Dumpling - - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiUP - - - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiDB Binlog - - - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) ## 错误修复 -+ TiDB ++ TiDB **tw@Oreoxmt** - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) -- 修复读副本选择会可能选到不可用副本的问题 [#46198](https://github.com/pingcap/tidb/issues/46198) @[zyguan](https://github.com/zyguan) -- 修复 Stale Read 和 Schema Cache 不适配导致额外开销的问题 [#43481](https://github.com/pingcap/tidb/issues/43481) @[crazycs520](https://github.com/crazycs520) -+ TiKV + - 修复读副本选择会可能选到不可用副本的问题 [#46198](https://github.com/pingcap/tidb/issues/46198) @[zyguan](https://github.com/zyguan) + - 修复 Stale Read 和 Schema Cache 不适配导致额外开销的问题 [#43481](https://github.com/pingcap/tidb/issues/43481) @[crazycs520](https://github.com/crazycs520) + ++ TiKV **tw@Oreoxmt** - 修复错误: 当tikv一个节点失败时，对应region的peers不应该不正确的进入休眠模式 [#14547](https://github.com/tikv/tikv/issues/14547) @[hicqu](https://github.com/hicqu) - 当size based split触发时发现没有可以分裂的key时，触发一次手动compaction用来消除过多的MVCC版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - 修复在线恢复数据时无法处理merge abort的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) - 修复PiTR潜在可能被阻塞的问题，当PD和TiKV之间网络隔离时. [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) - - note [#issue](https://github.com/tikv/tikv/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - -+ PD -- 修复调度器启动时间长的问题 [#6920](https://github.com/tikv/pd/issues/6920) @[HuSharp](https://github.com/HuSharp) -- 修复 scatter region 处理 leader 和 peer 逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) - - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) ++ PD **tw@ran-huang** -+ TiFlash - - - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiflash/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) + - 修复调度器启动时间长的问题 [#6920](https://github.com/tikv/pd/issues/6920) @[HuSharp](https://github.com/HuSharp) + - 修复 scatter region 处理 leader 和 peer 逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) + Tools - + Backup & Restore (BR) + + Backup & Restore (BR) **tw@ran-huang** + - 修复一个 pitr 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - 修复一个 pitr 恢复 metakv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - 修复一个 br 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + TiCDC + - 修复了 PD 节点出现网络隔离时引起 CDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) - 修复采用 CSV 格式时将 update 操作错误修改为 insert 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) + - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) - 修复使用 SASL认证时可能导致 CDC出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - 修复CDC 同步任务在某些特殊场景可能会出现失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - 修复上游在 region 非常多时 ，tikv 节点出现故障 CDC 不能同步任务不能快速恢复的问题[#9741](https://github.com/pingcap/tiflow/issues/9741) - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiDB Data Migration (DM) - - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiflow/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiDB Lightning + + + TiDB Lightning **tw@hfxsd** - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 切换 Leader 后无法继续导入的问题 [#46540](https://github.com/pingcap/tidb/issues/46540) @[lance6716](https://github.com/lance6716) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - (dup): release-6.6.0.md > 错误修复> Tools> TiDB Lightning - 修复 precheck 无法准确检测目标集群是否存在运行中的 TiCDC 的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - - + Dumpling - - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiUP - - - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tiup/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - + TiDB Binlog - - - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - - note [#issue](https://github.com/pingcap/tidb-binlog/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) - -## Other dup notes From 08607bcdb88b1adb5d44229065e41fe8cd4e556d Mon Sep 17 00:00:00 2001 From: xixirangrang <35301108+hfxsd@users.noreply.github.com> Date: Mon, 18 Sep 2023 10:07:12 +0800 Subject: [PATCH 05/29] Update release-6.5.5.md --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index f936f6980d44..0ee17f84f4ce 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -19,7 +19,7 @@ TiDB 版本：6.5.5 - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) -+ TiKV ++ TiKV **tw@qiancai** - 增加 pd-client中连接重试过程中backoff的功能，减小PD压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - Titan：避免写Titan manifest文件时持有锁 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) From 6120f0328c02772a044d1df6f4f203b9e26973ab Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 18 Sep 2023 10:58:47 +0800 Subject: [PATCH 06/29] Apply suggestions from code review --- releases/release-6.5.5.md | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 0ee17f84f4ce..2111d35458eb 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -58,30 +58,30 @@ TiDB 版本：6.5.5 + PD **tw@ran-huang** - 修复调度器启动时间长的问题 [#6920](https://github.com/tikv/pd/issues/6920) @[HuSharp](https://github.com/HuSharp) - - 修复 scatter region 处理 leader 和 peer 逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) + - 修复 Scatter Region 处理 Leader 和 Peer 的逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) + Tools + Backup & Restore (BR) **tw@ran-huang** - - 修复一个 pitr 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - - 修复一个 pitr 恢复 metakv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - - 修复一个 br 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) + - 修复 PITR 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) + - 修复 PITR 恢复 meta-kv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) + - 修复 br 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + TiCDC - - 修复了 PD 节点出现网络隔离时引起 CDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) - - 修复采用 CSV 格式时将 update 操作错误修改为 insert 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) + - 修复 PD 节点出现网络隔离时引起 TiCDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) + - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) - - 修复使用 SASL认证时可能导致 CDC出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - - 修复CDC 同步任务在某些特殊场景可能会出现失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - - 修复上游在 region 非常多时 ，tikv 节点出现故障 CDC 不能同步任务不能快速恢复的问题[#9741](https://github.com/pingcap/tiflow/issues/9741) + - 修复使用 SASL 认证时可能导致 TiCDC出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) + - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) + - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 不能同步任务以及不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) + TiDB Lightning **tw@hfxsd** - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - - 修复 TiDB Lightning 在 PD 切换 Leader 后无法继续导入的问题 [#46540](https://github.com/pingcap/tidb/issues/46540) @[lance6716](https://github.com/lance6716) + - 修复 TiDB Lightning 在 PD 切换 Leader 后无法继续导入数据的问题 [#46540](https://github.com/pingcap/tidb/issues/46540) @[lance6716](https://github.com/lance6716) - (dup): release-6.6.0.md > 错误修复> Tools> TiDB Lightning - 修复 precheck 无法准确检测目标集群是否存在运行中的 TiCDC 的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) From eca6f709986b6efb4e521451558023a3e9c9e9a0 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 18 Sep 2023 11:23:51 +0800 Subject: [PATCH 07/29] Apply suggestions from code review --- releases/release-6.5.5.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 2111d35458eb..9ab574570028 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -15,9 +15,9 @@ TiDB 版本：6.5.5 + TiDB **tw@qiancai** - - 支持从高版本回退到 6.5 [#45570](https://github.com/pingcap/tidb/issues/45570) @[wjhuang2016](https://github.com/wjhuang2016) - - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示 [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - - 添加 coprocessor 相关 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + - 支持从高版本 TiDB 回退到 v6.5 [#45570](https://github.com/pingcap/tidb/issues/45570) @[wjhuang2016](https://github.com/wjhuang2016) + - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`]、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + TiKV **tw@qiancai** @@ -25,9 +25,9 @@ TiDB 版本：6.5.5 - Titan：避免写Titan manifest文件时持有锁 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) - 压缩check_leader请求. [#14839](https://github.com/tikv/tikv/issues/14839) @[you06](https://github.com/you06) - 增加snapshot相关的监控 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - - 当leader转移时提高PiTR checkpoint lag的稳定性. [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - - 增加safe-ts相关的日志和监控 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - - 更多resolved-ts相关的日志和监控. [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - 提高 PiTR checkpoint lag 在 leader 转移时的稳定性 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + - 增加 `safe-ts` 相关的日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - 为 `resolved-ts` 提供更多的相关日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + Tools **tw@Oreoxmt** From 7914680f5dfc6bab949fecb13024c14de5b5de4c Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 18 Sep 2023 12:02:47 +0800 Subject: [PATCH 08/29] Apply suggestions from code review --- releases/release-6.5.5.md | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 9ab574570028..d2b04a9fe34b 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -21,14 +21,12 @@ TiDB 版本：6.5.5 + TiKV **tw@qiancai** - - 增加 pd-client中连接重试过程中backoff的功能，减小PD压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - - Titan：避免写Titan manifest文件时持有锁 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) - - 压缩check_leader请求. [#14839](https://github.com/tikv/tikv/issues/14839) @[you06](https://github.com/you06) - - 增加snapshot相关的监控 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - 新增 PD Client 连接重试过程中的 backoff 机制。异常错误重试期间，逐步增加重试时间间隔，减小 PD 压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) + -避免写 Titan manifest 文件时持有锁导致影响其他线程 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + - 增加 snapshot 相关的监控指标 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - 提高 PiTR checkpoint lag 在 leader 转移时的稳定性 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - 增加 `safe-ts` 相关的日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - 为 `resolved-ts` 提供更多的相关日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - - (dup): release-7.3.0.md > 改进提升> TiKV - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + Tools **tw@Oreoxmt** From 524c2988899cad6e4faa3e55592389805d010d66 Mon Sep 17 00:00:00 2001 From: qiancai Date: Mon, 18 Sep 2023 14:29:50 +0800 Subject: [PATCH 09/29] add #15351 for v6.5.4 --- releases/release-6.5.4.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/releases/release-6.5.4.md b/releases/release-6.5.4.md index 95499dfd91d3..c79f10ba50c6 100644 --- a/releases/release-6.5.4.md +++ b/releases/release-6.5.4.md @@ -22,12 +22,13 @@ TiDB 版本：6.5.4 - 优化 `LOAD DATA` 语句中包含赋值表达式时 `LOAD DATA` 的执行性能 [#46081](https://github.com/pingcap/tidb/issues/46081) @[gengliqi](https://github.com/gengliqi) - 优化与落盘相关的 chunk 读取的性能 [#45125](https://github.com/pingcap/tidb/issues/45125) @[YangKeao](https://github.com/YangKeao) - 新增 `halt-scheduling` 配置项，用于关闭 PD 调度 [#6493](https://github.com/tikv/pd/issues/6493) @[JmPotato](https://github.com/JmPotato) - + + TiKV - 使用 gzip 压缩 `check_leader` 请求以减少流量 [#14553](https://github.com/tikv/tikv/issues/14553) @[you06](https://github.com/you06) - 添加 `Max gap of safe-ts` 和 `Min safe ts region` 监控项以及 `tikv-ctl get_region_read_progress` 命令，用于更好地观测和诊断 resolved-ts 和 safe-ts 的状态 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - 在 TiKV 中暴露部分 RocksDB 配置，允许用户禁用 TTL 和定期数据整理等特性 [#14873](https://github.com/tikv/tikv/issues/14873) @[LykxSassinator](https://github.com/LykxSassinator) + - 避免写 Titan manifest 文件时持有锁导致影响其他线程 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) + PD From 177c4853b3a1475e6ee5a07bc46b6f16a3d78a6d Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 18 Sep 2023 14:31:30 +0800 Subject: [PATCH 10/29] Update releases/release-6.5.5.md Co-authored-by: Connor --- releases/release-6.5.5.md | 1 - 1 file changed, 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index d2b04a9fe34b..20f6e6838648 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -22,7 +22,6 @@ TiDB 版本：6.5.5 + TiKV **tw@qiancai** - 新增 PD Client 连接重试过程中的 backoff 机制。异常错误重试期间，逐步增加重试时间间隔，减小 PD 压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - -避免写 Titan manifest 文件时持有锁导致影响其他线程 [#15351](https://github.com/tikv/tikv/issues/15351) @[Connor1996](https://github.com/Connor1996) - 增加 snapshot 相关的监控指标 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - 提高 PiTR checkpoint lag 在 leader 转移时的稳定性 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - 增加 `safe-ts` 相关的日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) From 531cb20cea2ad7bfa460d5d6456db6720cb37e6b Mon Sep 17 00:00:00 2001 From: Aolin Date: Mon, 18 Sep 2023 14:36:59 +0800 Subject: [PATCH 11/29] Apply suggestions from code review --- releases/release-6.5.5.md | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 20f6e6838648..faf2551b48f0 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -31,12 +31,10 @@ TiDB 版本：6.5.5 + Backup & Restore (BR) - - 减少日志备份 resolve lock 的 cpu 开销 [40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + - 减少日志备份 `resolve lock` 的 CPU 开销 [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) + TiDB Lightning - - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) ## 错误修复 From 2d59f2ed08689e09c3cc1577a3cb58d48cf9eb21 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 18 Sep 2023 14:53:50 +0800 Subject: [PATCH 12/29] Update releases/release-6.5.5.md --- releases/release-6.5.5.md | 1 - 1 file changed, 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index faf2551b48f0..63e4ad73a2d0 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -15,7 +15,6 @@ TiDB 版本：6.5.5 + TiDB **tw@qiancai** - - 支持从高版本 TiDB 回退到 v6.5 [#45570](https://github.com/pingcap/tidb/issues/45570) @[wjhuang2016](https://github.com/wjhuang2016) - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`]、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) From 81a5f6e331c84e8aeb871558cb43fe7ed6e5a446 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 18 Sep 2023 16:12:12 +0800 Subject: [PATCH 13/29] Update releases/release-6.5.5.md Co-authored-by: Grace Cai --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 63e4ad73a2d0..4d736182b430 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -60,7 +60,7 @@ TiDB 版本：6.5.5 - 修复 PITR 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - 修复 PITR 恢复 meta-kv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - - 修复 br 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) + - 修复 BR 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + TiCDC From 7e6aece43ee50cb60f39e206b0057228ad828abb Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 18 Sep 2023 16:12:36 +0800 Subject: [PATCH 14/29] Update releases/release-6.5.5.md Co-authored-by: Grace Cai --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 4d736182b430..b2d1fa06986a 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -69,7 +69,7 @@ TiDB 版本：6.5.5 - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) - - 修复使用 SASL 认证时可能导致 TiCDC出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) + - 修复使用 SASL 认证时可能导致 TiCDC 出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 不能同步任务以及不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) From 0736b041c7b3f0664f92309d5dbeccd0073c7cf5 Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Mon, 18 Sep 2023 17:52:19 +0800 Subject: [PATCH 15/29] Update releases/release-6.5.5.md Co-authored-by: xixirangrang --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index b2d1fa06986a..cedaaaf1e8f7 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -22,7 +22,7 @@ TiDB 版本：6.5.5 - 新增 PD Client 连接重试过程中的 backoff 机制。异常错误重试期间，逐步增加重试时间间隔，减小 PD 压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - 增加 snapshot 相关的监控指标 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - - 提高 PiTR checkpoint lag 在 leader 转移时的稳定性 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + - 提高 PITR checkpoint lag 在 leader 转移时的稳定性 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - 增加 `safe-ts` 相关的日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - 为 `resolved-ts` 提供更多的相关日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) From 44dfc2533a9d09ee64acf2181328e8d0de1ae979 Mon Sep 17 00:00:00 2001 From: Aolin Date: Mon, 18 Sep 2023 18:10:15 +0800 Subject: [PATCH 16/29] Apply suggestions from code review --- releases/release-6.5.5.md | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index cedaaaf1e8f7..bfabe68fe9d6 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -39,15 +39,16 @@ TiDB 版本：6.5.5 + TiDB **tw@Oreoxmt** - - 修复读副本选择会可能选到不可用副本的问题 [#46198](https://github.com/pingcap/tidb/issues/46198) @[zyguan](https://github.com/zyguan) + - 修复 Stale Read 可能选择不可用副本的问题 [#46198](https://github.com/pingcap/tidb/issues/46198) @[zyguan](https://github.com/zyguan) - 修复 Stale Read 和 Schema Cache 不适配导致额外开销的问题 [#43481](https://github.com/pingcap/tidb/issues/43481) @[crazycs520](https://github.com/crazycs520) + TiKV **tw@Oreoxmt** - - 修复错误: 当tikv一个节点失败时，对应region的peers不应该不正确的进入休眠模式 [#14547](https://github.com/tikv/tikv/issues/14547) @[hicqu](https://github.com/hicqu) - - 当size based split触发时发现没有可以分裂的key时，触发一次手动compaction用来消除过多的MVCC版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - - 修复在线恢复数据时无法处理merge abort的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) - - 修复PiTR潜在可能被阻塞的问题，当PD和TiKV之间网络隔离时. [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) + - 修复当一个 TiKV 节点失败时，对应 Region 的 peers 错误地进入休眠模式的问题 [#14547](https://github.com/tikv/tikv/issues/14547) @[hicqu](https://github.com/hicqu) + - 修复开启 Titan 后，TiKV 遇到 `Blob file deleted twice` 报错无法正常启动的问题 [#15454](https://github.com/tikv/tikv/issues/15454) @[Connor1996](https://github.com/Connor1996) + - 优化数据整理检查机制，当触发 Region Split 时，如果没有可以分裂的 key，触发一次数据整理，以消除过多的 MVCC 版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + - 修复 Online Unsafe Recovery 时无法处理 merge abort 的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) + - 修复 PD 和 TiKV 之间的网络中断可能导致 PITR 卡住的问题 [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) + PD **tw@ran-huang** From bae0f4312d9dd4ff5d6736e2dfe03849e20fb97f Mon Sep 17 00:00:00 2001 From: Ran Date: Tue, 19 Sep 2023 13:45:49 +0800 Subject: [PATCH 17/29] Update releases/release-6.5.5.md Co-authored-by: BornChanger <97348524+BornChanger@users.noreply.github.com> --- releases/release-6.5.5.md | 1 + 1 file changed, 1 insertion(+) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index bfabe68fe9d6..3618c197a039 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -63,6 +63,7 @@ TiDB 版本：6.5.5 - 修复 PITR 恢复 meta-kv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - 修复 BR 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + - 修复 GCS 上 PITR 恢复失败的问题 [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) + TiCDC From 5d77bb3633fa5860ff56a8230398ab83694e8440 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Tue, 19 Sep 2023 14:28:47 +0800 Subject: [PATCH 18/29] Update release-6.5.5.md --- releases/release-6.5.5.md | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 3618c197a039..f039bba93994 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -15,10 +15,10 @@ TiDB 版本：6.5.5 + TiDB **tw@qiancai** - - (dup): release-7.3.0.md > # 稳定性 * 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`]、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`]、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) -+ TiKV **tw@qiancai** ++ TiKV - 新增 PD Client 连接重试过程中的 backoff 机制。异常错误重试期间，逐步增加重试时间间隔，减小 PD 压力 [#15428](https://github.com/tikv/tikv/issues/15428) @[nolouch](https://github.com/nolouch) - 增加 snapshot 相关的监控指标 [#15401](https://github.com/tikv/tikv/issues/15401) @[SpadeA-Tang](https://github.com/SpadeA-Tang) @@ -26,7 +26,7 @@ TiDB 版本：6.5.5 - 增加 `safe-ts` 相关的日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - 为 `resolved-ts` 提供更多的相关日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) -+ Tools **tw@Oreoxmt** ++ Tools + Backup & Restore (BR) @@ -37,12 +37,12 @@ TiDB 版本：6.5.5 ## 错误修复 -+ TiDB **tw@Oreoxmt** ++ TiDB - 修复 Stale Read 可能选择不可用副本的问题 [#46198](https://github.com/pingcap/tidb/issues/46198) @[zyguan](https://github.com/zyguan) - 修复 Stale Read 和 Schema Cache 不适配导致额外开销的问题 [#43481](https://github.com/pingcap/tidb/issues/43481) @[crazycs520](https://github.com/crazycs520) -+ TiKV **tw@Oreoxmt** ++ TiKV - 修复当一个 TiKV 节点失败时，对应 Region 的 peers 错误地进入休眠模式的问题 [#14547](https://github.com/tikv/tikv/issues/14547) @[hicqu](https://github.com/hicqu) - 修复开启 Titan 后，TiKV 遇到 `Blob file deleted twice` 报错无法正常启动的问题 [#15454](https://github.com/tikv/tikv/issues/15454) @[Connor1996](https://github.com/Connor1996) @@ -57,27 +57,24 @@ TiDB 版本：6.5.5 + Tools - + Backup & Restore (BR) **tw@ran-huang** + + Backup & Restore (BR) - 修复 PITR 恢复隐式主键可能冲突的问题 [#46520](https://github.com/pingcap/tidb/issues/46520) @[3pointer](https://github.com/3pointer) - 修复 PITR 恢复 meta-kv 出错的问题 [#46578](https://github.com/pingcap/tidb/issues/46578) @[Leavrth](https://github.com/Leavrth) - 修复 BR 集成测试用例出错的问题 [#45561](https://github.com/pingcap/tidb/issues/46561) @[purelind](https://github.com/purelind) - - (dup): release-7.0.0.md > 错误修复> Tools> Backup & Restore (BR) - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) + - 缓解了 Region leadership 迁移导致 PITR 日志备份进度延迟变高的问题 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - 修复 GCS 上 PITR 恢复失败的问题 [#47022](https://github.com/pingcap/tidb/issues/47022) @[Leavrth](https://github.com/Leavrth) + TiCDC - 修复 PD 节点出现网络隔离时引起 TiCDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) - - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) - 修复使用 SASL 认证时可能导致 TiCDC 出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 不能同步任务以及不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) - - + TiDB Lightning **tw@hfxsd** - + + TiDB Lightning - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 切换 Leader 后无法继续导入数据的问题 [#46540](https://github.com/pingcap/tidb/issues/46540) @[lance6716](https://github.com/lance6716) - - (dup): release-6.6.0.md > 错误修复> Tools> TiDB Lightning - 修复 precheck 无法准确检测目标集群是否存在运行中的 TiCDC 的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) + - 修复 precheck 无法准确检测目标集群是否存在运行中的 TiCDC 的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) From 2de7c9ed1e7ed31fbfdd6634c8af33666163f8a5 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Tue, 19 Sep 2023 14:33:26 +0800 Subject: [PATCH 19/29] Update release-6.5.5.md --- releases/release-6.5.5.md | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index f039bba93994..77f9821d3a5f 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -32,9 +32,6 @@ TiDB 版本：6.5.5 - 减少日志备份 `resolve lock` 的 CPU 开销 [#40759](https://github.com/pingcap/tidb/issues/40759) @[3pointer](https://github.com/3pointer) - + TiDB Lightning - - ## 错误修复 + TiDB @@ -50,7 +47,7 @@ TiDB 版本：6.5.5 - 修复 Online Unsafe Recovery 时无法处理 merge abort 的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) - 修复 PD 和 TiKV 之间的网络中断可能导致 PITR 卡住的问题 [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) -+ PD **tw@ran-huang** ++ PD - 修复调度器启动时间长的问题 [#6920](https://github.com/tikv/pd/issues/6920) @[HuSharp](https://github.com/HuSharp) - 修复 Scatter Region 处理 Leader 和 Peer 的逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) @@ -73,6 +70,7 @@ TiDB 版本：6.5.5 - 修复使用 SASL 认证时可能导致 TiCDC 出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 不能同步任务以及不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) + + TiDB Lightning - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) - 修复 TiDB Lightning 在 PD 拓扑变更时无法启动的问题 [#46688](https://github.com/pingcap/tidb/issues/46688) @[lance6716](https://github.com/lance6716) From 548ecbce146e886ac7ba4dafb7b2f63ce8b29bb7 Mon Sep 17 00:00:00 2001 From: xixirangrang <35301108+hfxsd@users.noreply.github.com> Date: Tue, 19 Sep 2023 14:54:39 +0800 Subject: [PATCH 20/29] add date --- TOC.md | 1 + releases/release-6.5.5.md | 2 +- releases/release-notes.md | 1 + 3 files changed, 3 insertions(+), 1 deletion(-) diff --git a/TOC.md b/TOC.md index 54fd9dc399af..1e74d64ed157 100644 --- a/TOC.md +++ b/TOC.md @@ -1022,6 +1022,7 @@ - v6.6 - [6.6.0-DMR](/releases/release-6.6.0.md) - v6.5 + - [6.5.5](/releases/release-6.5.5.md) - [6.5.4](/releases/release-6.5.4.md) - [6.5.3](/releases/release-6.5.3.md) - [6.5.2](/releases/release-6.5.2.md) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 77f9821d3a5f..9682ef135458 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -5,7 +5,7 @@ summary: 了解 TiDB 6.5.5 版本的兼容性变更、改进提升，以及错 # TiDB 6.5.5 Release Notes -发版日期：2023 年 x 月 x 日 +发版日期：2023 年 9 月 21 日 TiDB 版本：6.5.5 diff --git a/releases/release-notes.md b/releases/release-notes.md index 475d12222b0d..e6e66770256b 100644 --- a/releases/release-notes.md +++ b/releases/release-notes.md @@ -21,6 +21,7 @@ TiDB 历史版本发布声明如下： ## 6.5 +- [6.5.5](/releases/release-6.5.5.md): 2023-09-21 - [6.5.4](/releases/release-6.5.4.md): 2023-08-28 - [6.5.3](/releases/release-6.5.3.md): 2023-06-14 - [6.5.2](/releases/release-6.5.2.md): 2023-04-21 From c95481ddd905caf8ba160d45295bb734201ebc78 Mon Sep 17 00:00:00 2001 From: xixirangrang <35301108+hfxsd@users.noreply.github.com> Date: Tue, 19 Sep 2023 15:01:37 +0800 Subject: [PATCH 21/29] Update release-timeline.md --- releases/release-timeline.md | 1 + 1 file changed, 1 insertion(+) diff --git a/releases/release-timeline.md b/releases/release-timeline.md index b5a6e63120cf..31afef494f38 100644 --- a/releases/release-timeline.md +++ b/releases/release-timeline.md @@ -9,6 +9,7 @@ summary: 了解 TiDB 的版本发布时间线。 | 版本 | 发布日期 | | :--- | :--- | +| [6.5.5](/releases/release-6.5.5.md) | 2023-09-21 | | [6.5.4](/releases/release-6.5.4.md) | 2023-08-28 | | [7.1.1](/releases/release-7.1.1.md) | 2023-07-24 | | [6.1.7](/releases/release-6.1.7.md) | 2023-07-12 | From f1c951271cc62c7987c6d37134178156e42b4587 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Tue, 19 Sep 2023 15:08:07 +0800 Subject: [PATCH 22/29] Update releases/release-6.5.5.md --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 9682ef135458..35fa8941cc64 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -69,7 +69,7 @@ TiDB 版本：6.5.5 - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) - 修复使用 SASL 认证时可能导致 TiCDC 出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 不能同步任务以及不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) + - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 同步任务不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) + TiDB Lightning - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) From 98e606291fb60477112cdd0ae0ed3968c9dfe7f7 Mon Sep 17 00:00:00 2001 From: Aolin Date: Tue, 19 Sep 2023 15:34:23 +0800 Subject: [PATCH 23/29] Apply suggestions from code review --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 35fa8941cc64..078a8ebe9fbd 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -25,6 +25,7 @@ TiDB 版本：6.5.5 - 提高 PITR checkpoint lag 在 leader 转移时的稳定性 [#13638](https://github.com/tikv/tikv/issues/13638) @[YuJuncen](https://github.com/YuJuncen) - 增加 `safe-ts` 相关的日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) - 为 `resolved-ts` 提供更多的相关日志和监控指标 [#15082](https://github.com/tikv/tikv/issues/15082) @[ekexium](https://github.com/ekexium) + - 优化数据整理检查机制，当触发 Region Split 时，如果没有可以分裂的 key，触发一次数据整理，以消除过多的 MVCC 版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) + Tools @@ -43,7 +44,6 @@ TiDB 版本：6.5.5 - 修复当一个 TiKV 节点失败时，对应 Region 的 peers 错误地进入休眠模式的问题 [#14547](https://github.com/tikv/tikv/issues/14547) @[hicqu](https://github.com/hicqu) - 修复开启 Titan 后，TiKV 遇到 `Blob file deleted twice` 报错无法正常启动的问题 [#15454](https://github.com/tikv/tikv/issues/15454) @[Connor1996](https://github.com/Connor1996) - - 优化数据整理检查机制，当触发 Region Split 时，如果没有可以分裂的 key，触发一次数据整理，以消除过多的 MVCC 版本 [#15282](https://github.com/tikv/tikv/issues/15282) @[SpadeA-Tang](https://github.com/SpadeA-Tang) - 修复 Online Unsafe Recovery 时无法处理 merge abort 的问题 [#15580](https://github.com/tikv/tikv/issues/15580) @[v01dstar](https://github.com/v01dstar) - 修复 PD 和 TiKV 之间的网络中断可能导致 PITR 卡住的问题 [#15279](https://github.com/tikv/tikv/issues/15279) @[YuJuncen](https://github.com/YuJuncen) From 5cf56f2a55f2639e0f8b6ebcf1421be91ed5fff4 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Tue, 19 Sep 2023 19:05:34 +0800 Subject: [PATCH 24/29] Update releases/release-6.5.5.md Co-authored-by: Yongbo Jiang --- releases/release-6.5.5.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 078a8ebe9fbd..f222aa1078ca 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -51,7 +51,8 @@ TiDB 版本：6.5.5 - 修复调度器启动时间长的问题 [#6920](https://github.com/tikv/pd/issues/6920) @[HuSharp](https://github.com/HuSharp) - 修复 Scatter Region 处理 Leader 和 Peer 的逻辑不一致的问题 [#6962](https://github.com/tikv/pd/issues/6962) @[bufferflies](https://github.com/bufferflies) - + - 修复集群重启或者 PD Leader 切换时，空 Region 数量监控指标异常的问题 [#7008](https://github.com/tikv/pd/issues/7008) @[CabinfeverB](https://github.com/CabinfeverB) + + Tools + Backup & Restore (BR) From 3deb234890ed3cfa99227383997dc891a5f25b1c Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Wed, 20 Sep 2023 10:43:03 +0800 Subject: [PATCH 25/29] add a link for `NO_MERGE_JOIN()` --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index f222aa1078ca..300693bba900 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -15,7 +15,7 @@ TiDB 版本：6.5.5 + TiDB **tw@qiancai** - - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`]、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + TiKV From 614b54f9ec9f5c0f4d7e89979e26f5f0477a0938 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Wed, 20 Sep 2023 10:50:27 +0800 Subject: [PATCH 26/29] add ticdc dev --- releases/release-6.5.5.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 300693bba900..a7ed71102d15 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -65,12 +65,12 @@ TiDB 版本：6.5.5 + TiCDC - - 修复 PD 节点出现网络隔离时引起 TiCDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) - - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) - - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) - - 修复使用 SASL 认证时可能导致 TiCDC 出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) - - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685)[#9697](https://github.com/pingcap/tiflow/issues/9697)[#9695](https://github.com/pingcap/tiflow/issues/9695)[#9736](https://github.com/pingcap/tiflow/issues/9736) - - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 同步任务不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) + - 修复 PD 节点出现网络隔离时引起 TiCDC 同步延时变高的问题 [#9565](https://github.com/pingcap/tiflow/issues/9565) @[asddongmen](https://github.com/asddongmen) + - 修复采用 CSV 格式时将 `UPDATE` 操作错误修改为 `INSERT` 的问题 [#9658](https://github.com/pingcap/tiflow/issues/9658) @[3AceShowHand](https://github.com/3AceShowHand) + - 修复在部分日志中记录了用户密码的问题 [#9690](https://github.com/pingcap/tiflow/issues/9690) @[sdojjy](https://github.com/sdojjy) + - 修复使用 SASL 认证时可能导致 TiCDC 出现 panic 的问题 [#9669](https://github.com/pingcap/tiflow/issues/9669) @[sdojjy](https://github.com/sdojjy) + - 修复 TiCDC 同步任务在某些特殊场景可能失败的问题 [#9685](https://github.com/pingcap/tiflow/issues/9685) [#9697](https://github.com/pingcap/tiflow/issues/9697) [#9695](https://github.com/pingcap/tiflow/issues/9695) [#9736](https://github.com/pingcap/tiflow/issues/9736) @[hicqu](https://github.com/hicqu) @[CharlesCheung96](https://github.com/CharlesCheung96) + - 修复上游在 Region 非常多时，TiKV 节点出现故障导致 TiCDC 同步任务不能快速恢复的问题 [#9741](https://github.com/pingcap/tiflow/issues/9741) @[sdojjy](https://github.com/sdojjy) + TiDB Lightning - 修复 TiDB Lightning 在目标服务器部署 TiCDC 时无法启动的问题 [#41040](https://github.com/pingcap/tidb/issues/41040) @[lance6716](https://github.com/lance6716) From 0e645691d107b1ce455f40101c2039cf0bd6fe6e Mon Sep 17 00:00:00 2001 From: Grace Cai Date: Wed, 20 Sep 2023 10:50:50 +0800 Subject: [PATCH 27/29] remove the tw info --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index a7ed71102d15..3bc9f70f821d 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -13,7 +13,7 @@ TiDB 版本：6.5.5 ## 改进提升 -+ TiDB **tw@qiancai** ++ TiDB - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) From a759140c8e01c60ea5cbadb1d3f54e0365d877e6 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Thu, 21 Sep 2023 10:25:39 +0800 Subject: [PATCH 28/29] Apply suggestions from code review Co-authored-by: Aolin --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 3bc9f70f821d..5a852cf7d0f4 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -1,6 +1,6 @@ --- title: TiDB 6.5.5 Release Notes -summary: 了解 TiDB 6.5.5 版本的兼容性变更、改进提升，以及错误修复。 +summary: 了解 TiDB 6.5.5 版本的改进提升与错误修复。 --- # TiDB 6.5.5 Release Notes From ef1fa55670a55e8771b8621e365e5a9344a8a99b Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Thu, 21 Sep 2023 12:48:45 +0800 Subject: [PATCH 29/29] change hint links to v6.5 links --- releases/release-6.5.5.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/releases/release-6.5.5.md b/releases/release-6.5.5.md index 5a852cf7d0f4..36f959c96135 100644 --- a/releases/release-6.5.5.md +++ b/releases/release-6.5.5.md @@ -15,7 +15,7 @@ TiDB 版本：6.5.5 + TiDB - - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](/optimizer-hints.md#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](/optimizer-hints.md#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](/optimizer-hints.md#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](/optimizer-hints.md#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](/optimizer-hints.md#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) + - 新增部分优化器提示，包括 [`NO_MERGE_JOIN()`](https://docs.pingcap.com/zh/tidb/v6.5/optimizer-hints#no_merge_joint1_name--tl_name-)、[`NO_INDEX_JOIN()`](https://docs.pingcap.com/zh/tidb/v6.5/optimizer-hints#no_index_joint1_name--tl_name-)、[`NO_INDEX_MERGE_JOIN()`](https://docs.pingcap.com/zh/tidb/v6.5/optimizer-hints#no_index_merge_joint1_name--tl_name-)、[`NO_HASH_JOIN()`](https://docs.pingcap.com/zh/tidb/v6.5/optimizer-hints#no_hash_joint1_name--tl_name-)、[`NO_INDEX_HASH_JOIN()`](https://docs.pingcap.com/zh/tidb/v6.5/optimizer-hints#no_index_hash_joint1_name--tl_name-) [#45520](https://github.com/pingcap/tidb/issues/45520) @[qw4990](https://github.com/qw4990) - 添加 coprocessor 相关的 request source 信息 [#46514](https://github.com/pingcap/tidb/issues/46514) @[you06](https://github.com/you06) + TiKV