[root@localhost ~]#zstack-ctl dump_mysql --file-name zstack-db-backup

[root@localhost ~]#cd /root/ 
#bash /root/zstack-upgrade -r ZStack-x86_64-DVD-3.10.0-c76.iso

[root@localhost ~]#zsha2 status

[root@localhost ~]#tar zxvf Multinode-HA-Suite-3.10.0.tar.gz

[root@localhost ~]#chmod +x zsha2 zstack-hamon

[root@localhost ~]# ./zsha2 upgrade-ha

• VIP可达
• 当前网关可达
• 备管理节点可达
• 数据库已同步

[root@localhost ~]# zsha2 status
Status report from 192.168.195.200
=================================
Owns virtual address:            yes //管理节点1已获取VIP，同一时刻只允许一个管理节点获取VIP
Self 192.168.195.200 reachable:   yes //管理节点1可达
Gateway 192.168.0.1 reachable:    yes //当前网关可达
VIP 192.168.199.151 reachable:    yes //VIP可达
Peer 192.168.196.125 reachable:   yes //管理节点2可达
Keepalived status:               active //Keepalived服务处于工作状态
ZStack HA Monitor:               active //高可用监控服务处于工作状态
MySQL status:                    mysqld is alive //数据库正常工作
MN status: Running [PID:6500] //管理节点正常工作
UI status: Running [PID:9785] http://192.168.195.200:5000 //UI正常工作

Slave Status:
-------------
             Slave_IO_Running: Yes //Slave IO正常运行
            Slave_SQL_Running: Yes //Slave SQL正常运行
                   Last_Error:
        Seconds_Behind_Master: 0
                Last_IO_Error:
               Last_SQL_Error:

Warning: Permanently added '192.168.196.125' (ECDSA) to the list of known hosts.
Status report from 192.168.196.125 //查看管理节点2的状态
================================
Owns virtual address:            no
Self 192.168.196.125 reachable:    yes
Gateway 192.168.0.1 reachable:    yes
VIP 192.168.199.151 reachable:     yes
Peer 192.168.195.200 reachable:   yes
Keepalived status:               active
ZStack HA Monitor:               active
MySQL status:                    mysqld is alive

Slave Status:
-------------
             Slave_IO_Running: Yes
            Slave_SQL_Running: Yes
                   Last_Error:
        Seconds_Behind_Master: 0
                Last_IO_Error:
               Last_SQL_Error:

Note: visit ZStack UI with http://192.168.199.151:5000