v2.6.3 Release notes

Release date: 2023-05-20

This is a minor release for ProxySQL 2.6 series containing some enhancements and several bug fixes.

Compared to version 2.6.2, ProxySQL 2.6.3 introduces the following changes:

New features and enhancements

Major

• Introduced new hostgroup attribute monitor_slave_lag_when_null for hostgroup_settings #4528
  • Takes precedence over global variable mysql-monitor_slave_lag_when_null.
  • Negative values for Seconds_Behind_Master now takes previously SHUNNED servers back ONLINE.
  • Table mysql_server_replication_lag_log now also logs negative values for Seconds_Behind_Master.
• Introduced new safety feature via hostgroup attribute max_num_online_servers #4517
  • Disables routing traffic to hostgroup when the attribute value is exceeded.

Minor

• Handle SELECT LAST_INSERT_ID() FROM DUAL, preventing multiplexing disabling #4520
• Support system logging facilities handling SIGUSR1 for log rotation #4502

Bug Fixes

Major

• Fixed clients reconnect (MYSQL_OPT_RECONNECT) when SSL is enabled #4537
• Fixed crashes during startup due to HTTP_Server/RESTAPI requests #4518

Minor

• Fixed several memory leaks in Cluster #4546
• Fixed memory leak in GTID Binlog Reader thread #4546
• Fixed 'user-after-free' in HTTP_Server #4518
• Fixed several memory issues during shutdown #4546

Hashes

SHA256s:

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