v7.5.7: add release notes #20705
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v7.5.7: add release notes #20705
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Oreoxmt
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[APPROVALNOTIFIER] This PR is NOT APPROVED This pull-request has been approved by: The full list of commands accepted by this bot can be found here.
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Oreoxmt
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Jul 25, 2025
| + Backup & Restore (BR) | ||
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| - 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}) |
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| - note [#issue](https://github.com/pingcap/tidb/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) | |
| - 在 Amazon EC2 上部署 TiDB 时，BR 支持 AWS 的 Instance Metadata Service Version 2 (IMDSv2)。你可以在 EC2 实例上进行相关配置，使 BR 可以使用与实例关联的 IAM 角色以适当的权限访问 Amazon S3 [#16443](https://github.com/tikv/tikv/issues/16443) @[pingyu](https://github.com/pingyu) |
ref: https://docs.pingcap.com/zh/tidb/stable/release-8.4.0/#安全
Co-authored-by: JaySon <[email protected]>
Signed-off-by: 童剑 <[email protected]>
bufferflies
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Jul 25, 2025
releases/release-7.5.7.md
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| - note [#issue](https://github.com/tikv/pd/issues/${issue-id}) @[贡献者 GitHub ID](https://github.com/${github-id}) | ||
| - (dup): release-8.5.2.md > 错误修复> PD - 修复 `lease` 默认值未被正确设置的问题 [#9156](https://github.com/tikv/pd/issues/9156) @[rleungx](https://github.com/rleungx) | ||
| - (dup): release-8.3.0.md > 错误修复> PD - 修复反复修改 `split-merge-interval` 的值（例如从 `1s` 改为 `1h`，再改回 `1s`）可能导致该配置不生效的问题 [#8404](https://github.com/tikv/pd/issues/8404) @[lhy1024](https://github.com/lhy1024) | ||
| - (dup): release-8.5.3.md > 错误修复> PD - 修复了 TiDB Dashboard 导致的 goroutine 泄露问题 [#9402](https://github.com/tikv/pd/issues/9402) @[baurine](https://github.com/baurine) |
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| - (dup): release-8.5.3.md > 错误修复> PD - 修复了 TiDB Dashboard 导致的 goroutine 泄露问题 [#9402](https://github.com/tikv/pd/issues/9402) @[baurine](https://github.com/baurine) | |
| - (dup): release-8.5.3.md > 错误修复> PD - 修复了 TiDB Dashboard tcp 链接未正确关闭， 导致 pd goroutine 泄露问题 [#9402](https://github.com/tikv/pd/issues/9402) @[baurine](https://github.com/baurine) |
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- 修复开启 tidb_enable_tso_follower_proxy 后，tso 服务不可用问题 [Unify IP addresses in tiflash config doc and the config file (#9183) #9188]tidb_enable_tso_follower_proxy causes 10s unavailability during graceful leader transfer tikv/pd#9188 @Tema
releases/release-7.5.7.md
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| - 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}) | ||
| - (dup): release-8.5.3.md > 改进提升> PD - 优化了 balance region 调度器的算分公式 [#9145](https://github.com/tikv/pd/issues/9145) @[bufferflies](https://github.com/bufferflies) |
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这个其实是一个 bugfix
- 修复新上线节点可能无法被调度问题 #9145@bufferflies
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First-time contributors' checklist
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v7.5.7: add release notes
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