tikv/tikv v5.1.1 on GitHub

Improvements

Make the prewrite requests as idempotent as possible to reduce the chance of undetermined errors #10586
Prevent the risk of stack overflow when handling many expired commands #10502
Avoid excessive commit request retrying by not using the Stale Read request's start_ts to update max_ts #10451
Handle read ready and write ready separately to reduce read latency #10592
Reduce the impact on data import speed when the I/O rate limiting is enabled #10390
Improve the load balance between Raft gRPC connections #10495

Fix the issue that the duration calculation might panic on certain platforms #10569
Fix the issue that Load Base Split mistakenly uses the unencoded keys of batch_get_command #10542
Fix the issue that changing the resolved-ts.advance-ts-interval configuration online cannot take effect immediately #10426
Fix the issue of follower metadata corruption in rare cases with more than 4 replicas #10225
Fix the panic issue that occurs when building a snapshot twice if encryption is enabled #9786 #10407
Fix the wrong tikv_raftstore_hibernated_peer_state metric #10330
Fix the wrong arguments type of the json_unquote() function in the coprocessor #10176
Fix a bug that the index keys in a pessimistic transaction might be repeatedly committed #10468
Fix the issue that the ReadIndex request returns stale result right after the leader is transferred #9351