The Ultimate Guide to High Availability with MariaDB

MariaDB MaxScale 2.5.7 Release Notes -- 2021-01-27

MariaDB MaxScale 2.5.7 Release Notes -- 2021-01-27

Release 2.5.7 is a GA release.

This document describes the changes in release 2.5.7, 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-3193 Allow the binlog router to replicate from Galera cluster with failover.

Bug fixes

  • MXS-3383 Debug assertion with delayed_retry and master failure
  • MXS-3374 MaxScale fails to update IP for a existing node that reappears with a IP change
  • MXS-3370 Asynchronicity of tee filter isn't documented
  • MXS-3365 Missing match setting in filter(s) results in no match at all
  • MXS-3360 MaxCtrl option --authenticator-options doesn't work
  • MXS-3354 Duplicate space interpreted as a command
  • MXS-3353 Tee filter loses statements if branch target is slower
  • MXS-3348 KafkaCDC :Failed to read replicated event
  • MXS-3347 Hint syntax documentation isn't exact
  • MXS-3346 When using --basedir, mysql/plugin dir needs to be writable
  • MXS-3342 Persistent connections cause signal 11 when no matching connection is found
  • MXS-3339 Hang with prepared statement and slow servers
  • MXS-3337 galeramon queries only status, not variables
  • MXS-3323 Database grants with wildcards should be matched using LIKE operator
  • MXS-3318 Parsing error with comment
  • MXS-3309 The administration tutorial is lacking
  • MXS-3303 A user with just EXECUTE on PROCEDURE privileges to the database, failing to connect via maxscale with database name mentioned.
  • MXS-3238 REST API SSL Configuration Vulnerabilities
  • MXS-3158 Failover/switchover modifies event character set and collation
  • MXS-2627 Document how to customize MaxScale's systemd unit file

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 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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