MaxScale 21.06 MariaDB MaxScale 6.4.0 Release Notes -- 2022-06-09

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MariaDB MaxScale 6.4.0 Release Notes -- 2022-06-09

Release 6.4.0 is a GA release.

This document describes the changes in release 6.4.0, 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-4152 Schemarouter performance degrades as the number of tables increases
  • MXS-4151 Schemarouter duplicate checks are excessively slow
  • MXS-4139 connection_keepalive sends pings even if client is idle
  • MXS-4138 Race condition in binlogrouter
  • MXS-4134 /etc/maxscale.cnf.d/ is not created by package installation
  • MXS-4115 Maxscale prints user/pass with CHANGE MASTER command in logfile while failover.
  • MXS-4113 namedserverfilter does not work with targets parameter
  • MXS-4105 Queries on already established connections hanging for 15min when Redis server disconnected hard
  • MXS-4100 connection_keepalive=0 causes a memory leak

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.


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.


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