Release Notes for MariaDB MaxScale 2.5.3


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

MariaDB MaxScale 2.5.3 was released on 2020-08-31. This release is of General Availability (GA) maturity.

Notable Changes

Issues Fixed

  • Read/Write Split router adaptive routing crash. (MXS-3126)

  • User account fetch not following ssl_version and checking certificates. (MXS-3125)

  • At SIGSEGV time, currently parsed statement being logged. (MXS-3121)

  • Crash in qc_sqlite (MXS-3120)

  • Error loading Kubernetes mounted configuration file. (MXS-3115)

  • Creating listeners via REST API with sockets. (MXS-3114)

  • No message in new log after rotate. (MXS-3113)

  • Shutdowns after creating Throttle Filters without assigning a throttling_duration value. (MXS-3109)

  • MaxCtrl list servers command not listing the Primary Server GTID number. (MXS-3105)

  • Binary Log router not showing router diagnostics. (MXS-3104)

  • Update of service relationships with type servers unlinking filters associated with that service. (MXS-3103)

  • Memory leak in Top Filter. (MXS-3100)

  • Connection throttling not disable manually triggered events. (MXS-3097)

  • Client-side certificates failing for secure REST API. (MXS-3093)

  • The default_value for some types is a string. (MXS-3090)

  • Back-end not closing on failed session commands. (MXS-3089)

  • Removing services with force=yes does not work. (MXS-3084)

  • api_key and local_address use bad default values. (MXS-3083)

  • Interactive mode unavailable for MaxPasswd (MXS-3081)

  • MaxScale automatically assigns port as 3306 after creating a server that uses socket. (MXS-3079)

  • Defer loading of modules until they are needed. (MXS-3078)

  • Timers stop working during shutdown. (MXS-3076)

  • Type value for /maxscale/modules endpoint is module. (MXS-3073)

  • Unnecessary AuthSwitchRequest issued with old clients. (MXS-3069)


In alignment to the MariaDB Corporation Engineering Policy, MariaDB MaxScale 2.5.3 is provided for:

  • CentOS 7

  • Debian 9

  • Debian 10

  • Red Hat Enterprise Linux 7

  • Red Hat Enterprise Linux 8

  • SUSE Linux Enterprise Server 12

  • SUSE Linux Enterprise Server 15

  • Ubuntu 18.04

  • Ubuntu 20.04