1，增加配置文件sentinel.conf
##redis-0
##sentinel实例之间的通讯端口
port 26379
sentinel monitor def_master 192.168.60.235 6379 1
sentinel down-after-milliseconds def_master 5000
sentinel failover-timeout def_master 900000
#sentinel can-failover def_master yes
sentinel parallel-syncs def_master 2
sentinel auth-pass def_master joeyon
daemonize yes
logfile "/usr/local/redis-2.8.21/log/sentinel.log"
2，启动sentinel
[root@localhost redis-2.8.21]# ./bin/redis-sentinel sentinel.conf
