tikv/tikv v5.1.4

tikv-server v5.1.4

on GitHub

Feature enhancements

• Update the proc filesystem (procfs) to v0.12.0 #11702
• Improve the error log report in the Raft client #11959
• Increase the speed of inserting SST files by moving the verification process to the Import thread pool from the Apply thread pool #11239

Bug fixes

• Fix a bug that TiKV cannot delete a range of data (unsafe_destroy_range cannot be executed) when the GC worker is busy #11903
• Fix the issue that destroying a peer might cause high latency #10210
• Fix a bug that the any_value function returns a wrong result when regions are empty #11735
• Fix the issue that deleting an uninitialized replica might cause an old replica to be recreated #10533
• Fix the metadata corruption issue when Prepare Merge is triggered after a new election is finished but the isolated peer is not informed #11526
• Fix the deadlock issue that happens occasionally when coroutines run too fast #11549
• Fix the potential deadlock and memory leak issues when profiling flame graphs #11108
• Fix the rare data inconsistency issue when retrying a prewrite request in pessimistic transactions #11187
• Fix a bug that the configuration resource-metering.enabled does not work #11235
• Fix the issue that some coroutines leak in resolved_ts #10965
• Fix the issue of reporting false "GC can not work" alert under low write flow #9910
• Fix a bug that tikv-ctl cannot return the correct Region-related information #11393
• Fix the issue that a down TiKV node causes the resolved timestamp to lag #11351
• Fix a panic issue that occurs when Region merge, ConfChange, and Snapshot happen at the same time in extreme conditions #11475
• Fix the issue that TiKV cannot detect the memory lock when TiKV performs a reverse table scan #11440
• Fix the issue of negative sign when the decimal divide result is zero #29586
• Fix a memory leak caused by the monitoring data of statistics threads #11195
• Fix the issue of TiCDC panic that occurs when the downstream database is missing #11123
• Fix the issue that TiCDC adds scan retries frequently due to the Congest error #11082
• Fix the issue that batch messages are too large in Raft client implementation #9714
• Collapse some uncommon storage-related metrics in Grafana dashboard #11681