nirbhayc

$ sudo systemctl set-environment MY.SUFFIX=""
Failed to set environment: Invalid environment assignments

nirbhayc

$ sudo systemctl start mariadb@node1
$ sudo systemctl start mariadb@node2

nirbhayc

ExecStart=/usr/sbin/mysqld --defaults-group-suffix=%I \
  $_WSREP_NEW_CLUSTER $_WSREP_START_POSITION%I $MYSQLD_OPTS

nirbhayc

ExecStart=/usr/sbin/mysqld --defaults-file=/etc/mysql/conf.d/my%I.cnf \
  $_WSREP_NEW_CLUSTER $_WSREP_START_POSITION%I $MYSQLD_OPTS

nirbhayc

$ sudo systemctl start mariadb@{suffix}
$ sudo systemctl start mariadb@node1
$ sudo systemctl start mariadb@node2

nirbhayc

$ find /etc/mysql/conf.d/ -name 'my*'
/etc/mysql/conf.d/mynode1.cnf
/etc/mysql/conf.d/mynode2.cnf

nirbhayc

$ find /lib/systemd/system -name 'mariadb*'
/lib/systemd/system/mariadb.service
/lib/systemd/system/[email protected]
/lib/systemd/system/[email protected]

nirbhayc

$ cat /etc/mysql/my.cnf 
[mysqld]
<all common options>

[mysqldnode1]
<all options specific to node1>

[mysqldnode2]
<all options specific to node2>

nirbhayc

/*
  @file gowc.go

  Count the number of vowels present in a text file.
*/
package main

import (
	"flag"
	"fmt"

nirbhayc

$ figlet -ct -f script figlet
                                  _           _         
                                 | | o       | |        
                                 | |     __, | |  _ _|_ 
                                 |/  |  /  | |/  |/  |  
                                 |__/|_/\_/|/|__/|__/|_/
                                 |\       /|            
                                 |/       \|            
$ figlet -ct -f digital figlet
                                      +-+-+-+-+-+-+