[Unit]
Description=MariaDB 10.11.14 database server (socket activation multi-instance %I))
Documentation=man:mariadbd(8)
Documentation=https://mariadb.com/kb/en/library/systemd/

[Socket]

##############################################################################
## USERs can override
##
##
## by creating a file in /etc/systemd/system/mariadb.socket.d/MY_SPECIAL.conf
## and adding/setting the following under [Socket] will override this file's
## settings.

SocketUser=mysql
SocketMode=777

ListenStream=@mariadb-%I
ListenStream=/run/mysqld/mysqld.sock-%I

# Backlog=150