V21.3.2
Bug fixes
Fixed the issue where selecting Log-only nodes as recovery nodes during incremental recovery caused OOM.
Fixed the issue where frequent file refreshing during the redo of columnar storage nodes resulted in a large number of small parquet files.
Fixed the issue where TDStore nodes encountered write suspension during startup, causing the startup process to get stuck.
Fixed the issue where MC deadlock prevented SQL Engine from obtaining routing information.
Fixed the issue of periodic master switchover in Primary AZ instances under Single RG mode.