Release Notes for MariaDB MaxScale 2.5.15


MariaDB MaxScale is an advanced database proxy, firewall, and query router.

MariaDB MaxScale 2.5.15 was released on 2021-08-18. This release is of General Availability (GA) maturity.

Issues Fixed

  • readwritesplit logs wrong warning when replication lag is not available. (MXS-3719)

  • MaxScale always advertises the SESSION_TRACK capability even with servers that don't support it (Xpand). (MXS-3704)

  • Requirement to use cluster with xpandmon is not documented. (MXS-3703)

  • maxctrl classify fails with an exception. (MXS-3698)

  • Causal Consistency with MaxScale's Read/Write Split Router issue. (MXS-3695)

  • Crash when cache is used with invalidate and hard_ttl (MXS-3694)

  • Improve host pattern error message. (MXS-3692)

  • Mismatching user or source prevents session creation. (MXS-3679)

  • Deadlock in binlogrouter. (MXS-3674)

  • Write statistic is incremented for replicas. (MXS-3550)

  • Do not allow Galera master to be set to Drain. (MXS-3532)

  • causal_reads=global results in missing data reads. (MXS-3508)

  • admin_host missed on the static configuration parameters list. (MXS-3478)

  • Strange persistent pool connection stats. (MXS-3474)

  • Parse error when connecting (through binlog router) from mysql-connector-j (MXS-3299)


In alignment to the MariaDB Corporation Engineering Policy, MariaDB MaxScale 2.5.15 is provided for:

  • CentOS 7 (x86_64)

  • Debian 9 (x86_64, ARM64)

  • Debian 10 (x86_64, ARM64)

  • Debian 11 (x86_64, ARM64)

  • Red Hat Enterprise Linux 7 (x86_64)

  • Red Hat Enterprise Linux 8 (x86_64, ARM64)

  • SUSE Linux Enterprise Server 12 (x86_64, ARM64)

  • SUSE Linux Enterprise Server 15 (x86_64, ARM64)

  • Ubuntu 18.04 (x86_64, ARM64)

  • Ubuntu 20.04 (x86_64, ARM64)