Dear list, we're actually using # lsb_release -a LSB Version: :core-4.1-amd64:core-4.1-noarch Distributor ID: CentOS Description: CentOS Linux release 7.2.1511 (Core) Release: 7.2.1511 Codename: Core on our database server using # yum info mariadb-server Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * EPEL_7: ftp.pbone.net * base: centosmirror.netcup.net * elrepo: mirrors.netix.net * epel: ftp.pbone.net * extras: centosmirror.netcup.net * updates: ftp.uni-bayreuth.de Installed Packages Name : mariadb-server Arch : x86_64 Epoch : 1 Version : 5.5.50 Release : 1.el7_2 . . This version of MariaDB namely 5.5 is officially supported [1] until April 2017. How does CentOS 7 deal with this circumstance ? What will happen when 5.5 runs out ? Do I have to change the repositories manually [2] or does the change happen 'automagically' ? kind regards, Jan [1] https://mariadb.com/kb/en/mariadb/what-is-mariadb-55/ [2] https://mariadb.com/kb/en/mariadb/yum/