MariaDB MaxScale 2.5.16 Release Notes -- 2021-10-12

MariaDB MaxScale 2.5.16 Release Notes -- 2021-10-12

Release 2.5.16 is a GA release.

This document describes the changes in release 2.5.16, 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-3805 Binlogrouter error messages aren't specific enough
  • MXS-3804 Result size accounting is wrong
  • MXS-3799 Destroyed monitors are not deleted
  • MXS-3798 Race condition in service destruction
  • MXS-3790 Fix luafilter
  • MXS-3788 Debug assertion with default config and transaction_replay=true
  • MXS-3779 binlogrouter logs warnings for ignored SQL
  • MXS-3766 Not able to insert data on Masking enabled table
  • MXS-3759 Client hangs forever when server failed or restarted
  • MXS-3756 KILL behavior is not well documented
  • MXS-3748 Crash when unified log cannot be created
  • MXS-3747 Empty strings aren't serialized as quoted strings
  • MXS-3746 type=listener is added twice in listener serialization
  • MXS-3738 maxctrl show dbusers does nothing
  • MXS-3734 show binlog error msg is incorrect
  • MXS-3728 Binlogrouter crashes when GTID is not found
  • MXS-3718 MaxScale killed by watchdog timeout
  • MXS-3657 CCR Filter ignores PCRE2 option ignorecase
  • MXS-3580 Avrorouter should store full GTID coordinates
  • MXS-3331 Could not bind connecting socket to local address
  • MXS-3298 DNS server failure crashes Maxscale
  • MXS-3254 Monitor failover fails
  • MXS-3063 error : Sync marker mismatch.
  • MXS-3060 Failed to load current GTID
  • MXS-3050 Setting Up MaxScale documentation should include instructions on how to configure the MaxScale grants in ClustrixDB
  • MXS-3049 error : [avrorouter] Reading Avro file failed with error 'MAXAVRO_ERR_VALUE_OVERFLOW'.

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 supported the 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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