MaxScale 21.06 MariaDB MaxScale 6.3.1 Release Notes -- 2022-05-16

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MariaDB MaxScale 6.3.1 Release Notes -- 2022-05-16

Release 6.3.1 is a GA release.

This document describes the changes in release 6.3.1, 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.

New Features

  • MXS-2904 Document MaxScale performance tuning

Bug fixes

  • MXS-4132 router_options=master ignores rank for first server
  • MXS-4121 MaxCtrl is limited to 2GB of memory
  • MXS-4120 Avrorouter crash with a SEQUENCE engine table
  • MXS-4113 namedserverfilter does not work with targets parameter
  • MXS-4112 python mariab can cause maxsccale to crash
  • MXS-4111 Extra warnings logged even with use_sql_variables_in=master
  • MXS-4110 Schemarouter does not ignore the sys schema
  • MXS-4109 The /user/inet endpoint fails schema validation
  • MXS-4101 Unexpected result with mixed 10.2 and 10.6 backends
  • MXS-4099 Crash with match/exclude in kafkacdc
  • MXS-4096 Binlog Routers SHOW SLAVE STATUS does not show SSL information
  • MXS-4095 Maxscale CDC to Kafka job is failing for few tables
  • MXS-4092 schemarouter: duplicate tables found, if table differs on upper lower case only
  • MXS-4091 Maxscale Redis | Spyder Deployments are failing (OperationalError: (2013, 'Lost connection to MySQL server during query'))
  • MXS-4088 The parameter's tooltip shows unnecessary attributes
  • MXS-4086 REST API allows deletion of last user
  • MXS-4084 Client port is not in 'maxctrl show sessions' output
  • MXS-4059 Make query editor visualization feature easier to use

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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