Use heartbeat + monit to implement master-slave dual-Hot Backup System

Use heartbeat + monit to implement master-slave dual-Hot Backup System

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Auto_failback on

Node ubuntuA

Node ubuntuB

Ping 192.168.1.1

2. haresources

............

UbuntuA192.168.1.134 monit

# Node-nameresource1 resource2... resourceN

............

3. authkeys

Auth 1

1 crc

#2 sha1 HI!

#3 md5 Hello!

Copy the preceding three configuration files to the/etc/ha. d directory on the master and slave servers, and change the authkeys permission to 600.

Start heartbeat on the master server and slave server respectively. You can view the log through tail-f/var/log/ha-log for testing.