[WIP]: add v8.5.4 release notes #21000
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ekexium
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Co-authored-by: JaySon <tshent@qq.com>
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Co-authored-by: ekexium <eke@fastmail.com>
Co-authored-by: Liqi Geng <gengliqiii@gmail.com>
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glorv
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Co-authored-by: hongyunyan <649330952@qq.com>
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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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Co-authored-by: glorv <glorvs@163.com>
…r TiKV according to glorv Co-authored-by: glorv <glorvs@163.com>
Co-authored-by: Elsa <111482174+elsa0520@users.noreply.github.com>
Co-authored-by: Elsa <111482174+elsa0520@users.noreply.github.com>
Co-authored-by: Jiaqiang Huang <lzzziver@gmail.com>
qiancai
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Oct 22, 2025
releases/release-8.5.4.md
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| - 将部分 TiKV 的错误日志从 ERROR 级别调整为 WARN 级别，避免产生过多不必要的告警。[#18745]([https://github.com/tikv/tikv/issues/18745](https://github.com/tikv/tikv/issues/18745))[)](https://github.com/tikv/tikv/issues/18745)) @[exit-code-1]([https://github.com/exit-code-1](https://github.com/exit-code-1))[)](https://github.com/exit-code-1)) | ||
| - 将 Region MVCC 的 GC 处理逻辑改由 GC worker 线程执行，统一 GC 的处理逻辑。 [#18727]([https://github.com/tikv/tikv/issues/18727](https://github.com/tikv/tikv/issues/18727))[)](https://github.com/tikv/tikv/issues/18727)) @[v01dstar]([https://github.com/v01dstar](https://github.com/v01dstar))[)](https://github.com/v01dstar)) | ||
| - 优化 gRPC 线程池线程数量默认值的计算方式，将原来的固定数据调整为根据总的 CPU 配置动态计算，避免 gRPC 线程数量太小产生的性能瓶颈。 [#18613](https://github.com/tikv/tikv/issues/18613) @[LykxSassinator](https://github.com/LykxSassinator) | ||
| - 优化 rocksdb 获取 snapshot 的性能，大幅降低在 rocksdb SST 文件数据很多场景的读写延迟。[#18743]([https://github.com/tikv/tikv/issues/18743](https://github.com/tikv/tikv/issues/18743))[)](https://github.com/tikv/tikv/issues/18743)) @[Connor1996]([https://github.com/Connor1996](https://github.com/Connor1996))[)](https://github.com/Connor1996)) |
qiancai
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Oct 22, 2025
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