MariaDB MaxScale 23.08.9 Release Notes

Release 23.08.9 is a GA release.

This document describes the changes in release 23.08.9, when compared to the previous release in the same series.

If you are upgrading from an older major version of MaxScale, please read the upgrading document for this MaxScale version.

For any problems you encounter, please consider submitting a bug report on our Jira.

Bug fixes

• MXS-5533 Remove session_trace parameter from services section
• MXS-5529 Session commands with max_slave_connections=0 after switchover do not discard stale connections
• MXS-5527 The "INSERT INTO...RETURNING" syntax breaks causal_reads
• MXS-5522 config sync does not ignore port for listeners
• MXS-5520 config_sync_password infinitely doubles after maxscale restart & alter command
• MXS-5518 Documentation of switchover-force lacks warnings
• MXS-5511 The Contact view in the GUI has outdated information
• MXS-5508 Relationship selections auto-cleared when creating a new monitor object
• MXS-5507 readwritesplit enables multi-statements regardless of the state of causal_reads
• MXS-5493 Cluster tree is not visualized accurately
• MXS-5492 idle_session_pool_time=0s does not fairly share connections
• MXS-5488 Need Documentation updates for Maxscale install recommendation
• MXS-5481 Galera Monitor does not log an error if "SHOW SLAVE STATUS" fails
• MXS-5480 disable_sescmd_history=true causes a use-after-free
• MXS-5466 MaxCtrl warnings are very verbose
• MXS-5455 Errors during loading of users lack the service name
• MXS-5450 maxctrl list queries fails
• MXS-5449 Encrypted passwords cannot be used with maxctrl
• MXS-5443 Log message: Unknown prepared statement handler given to MaxScale
• MXS-5439 Backend connections with fail with EAGAIN
• MXS-5437 Failed authentication warnings do not mention lack of client-side SSL as the reason of the failure
• MXS-5432 MaxScale 24.02.04 not closing DB Connections properly
• MXS-5430 Authentication errors are sometimes not read if backend TLS is enabled
• MXS-5419 Duration types that only take seconds return ms as units instead of s
• MXS-5415 retry_failed_reads is not affected by delayed_retry_timeout
• MXS-5409 list session in GUI shows wrong amount of sessions
• MXS-5408 rebuild-server does not work with MariaDB 11.4
• MXS-5404 The monitor journal file is not discarded aggressively enough.
• MXS-5403 Debug assertion on very large binary protocol prepared statements
• MXS-5402 Monitor connections do not check SSL certificate host even when ssl_verify_peer_host is enabled for the server
• MXS-5397 NVL and NVL2 are not detected as builtin functions outside of sql_mode=ORACLE
• MXS-5395 Kafkacdc errors for wrong GTID positions are not clear
• MXS-5382 Errors due to max_connections being exceeded are always fatal errors
• MXS-5366 Certain special characters in the maxscale user causes async-rebuild-server to fail
• MXS-5340 ed25519 socket droped when no user_mapping_file
• MXS-5314 Resultset table not fully expanded for inactive query tab

Known Issues and Limitations

There are some limitations and known issues within this version of MaxScale. For more information, please refer to the Limitations document.

Packaging

RPM and Debian packages are provided for the supported Linux distributions.

Packages can be downloaded here.

Source Code

The source code of MaxScale is tagged at GitHub with a tag, which is identical with the version of MaxScale. For instance, the tag of version X.Y.Z of MaxScale is maxscale-X.Y.Z. Further, the default branch is always the latest GA version of MaxScale.

The source code is available here.