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pd-server v5.3.0
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@zhouqiang-cl zhouqiang-cl released this 29 Nov 08:25
v5.3.0
fe6fab9
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Learn about vigilant mode.

Improvements

  • Add more types of write queries to QPS dimensions in the hotspot scheduler #3869
  • Support dynamically adjusting the retry limit of the balance region scheduler to improve the performance of the scheduler #3744
  • Update TiDB Dashboard to v2021.10.08.1 #4070
  • Support that the evict leader scheduler can schedule regions with unhealthy peers #4093
  • Speed up the exit process of schedulers #4146

Bug Fixes

  • Fix the issue that PD incorrectly delete the peers with data and in pending status because the number of peers exceeds the number of configured peers #4045
  • Fix the issue that PD does not fix down peers in time #4077
  • Fix the issue that the scatter range scheduler cannot schedule empty regions #4118
  • Fix the issue that the key manager cost too much CPU #4071
  • Fix the data race issue that might occur when setting configurations of hot region scheduler #4159
  • Fix slow leader election caused by stucked region syncer#3936
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