active_master_role writer
<host default>
cluster_interface eth0
pid_path /var/run/mysql-mmm/mmm_agentd.pid
bin_path /usr/libexec/mysql-mmm/
replication_user replicant
replication_password slave
agent_user mmm_agent
agent_password RepAgent
</host>
<host db1>
ip 192.168.100.49
mode master
peer db2
</host>
<host db2>
ip 192.168.100.50
mode master
peer db1
</host>
#<host db3>
# ip 192.168.100.51
# mode slave
#</host>
<role writer>
hosts db1, db2
ips 192.168.100.250
mode exclusive
</role>
<role reader>
hosts db1, db2
ips 192.168.100.251, 192.168.100.252
mode balanced
</role>