Improvements
- Add the Fast-Tune panel page to assist performance diagnostics #8804
- Add the
security.redact-info-log
configuration item, which redacts user data from logs #8746 - Reformat the metafile of error codes #8877
- Enable dynamically changing the
pessimistic-txn.pipelined
configuration #8853 - Enable the memory profiling features by default #8801
Bug Fixes
- Fix the bug that the mutex conflict in encryption causes pd-worker to process heartbeats slowly #8869
- Fix the issue that the memory profile is mistakenly generated #8790
- Fix the failure to back up databases on GCS when the storage class is specified #8763
- Fix the bug that a learner cannot find a leader when the Region is restarted or newly split #8864