[root@paul8256-1 ~]# rpm -q MariaDB-server

MariaDB-server-10.2.22-1.el7.centos.x86_64

[root@paul8256-1 ~]# rpm -ql MariaDB-server | grep 'bin/resolveip'

/usr/bin/resolveip

[root@paul8256-1 ~]# mysql_install_db --datadir=/var/lib/myql --user=mysql

Neither host 'paul8256-1' nor 'localhost' could be looked up with

'/usr/sbin/resolveip'

Please configure the 'hostname' command to return a correct

hostname.

If you want to solve this at a later stage, restart this script

with the --force option

The latest information about mysql_install_db is available at

https://mariadb.com/kb/en/installing-system-tables-mysql_install_db

[root@paul8256-1 ~]# rpm -q MariaDB-server

MariaDB-server-10.2.21-1.el7.centos.x86_64

[root@paul8256-1 ~]# rpm -ql MariaDB-server | grep 'bin/resolveip'

/usr/bin/resolveip

[root@paul8256-1 ~]# mysql_install_db --datadir=/var/lib/myql --user=mysql

Installing MariaDB/MySQL system tables in '/var/lib/myql' ...

OK

etc