Comment 14 for bug 1657707

Verified on MOS 9.2 + MU1 updates.

Actual results:
OSTF tests are passed for cluster 3 controllers + 2 compute+cinder nodes.

root@node-1:~# dpkg -l | grep mysql-
ii mysql-client-5.6 5.6.35-0~u14.04+mos1 amd64 MySQL database client binaries
ii mysql-server-wsrep-5.6 5.6.35-0~u14.04+mos1 amd64 MySQL database wsrep server binaries and system database setup
ii mysql-wsrep-common-5.6 5.6.35-0~u14.04+mos1 all MySQL database common files, e.g. /etc/mysql/conf.d/my-5.6.cnf
ii mysql-wsrep-libmysqlclient18:amd64 5.6.35-0~u14.04+mos1 amd64 MySQL database client library