主从架构说明:
主机: 10.10.10.47 Redis节点: testdb47 端口: 6379 角色: Master
主机: 10.10.10.62 Redis节点: testdb62 端口: 6379 角色: Slave
主机: 10.10.10.63 Redis节点: testdb63 端口: 6379 角色: Slave
在10.10.10.47/62/63 上安装Redis软件,步骤省略
建立复制关系
登录 testdb62
# su redis
$ redis-cli -h 10.10.10.62 -p 6379 -a 'AY*s23y7Qt5w+J#rz^FoEBBB*Rc$u^qg'
10.10.10.62:6379> SLAVEOF 10.10.10.47 6379
OK
10.10.10.62:6379> INFO replication
# Replication
role:slave
master_host:10.10.10.47
master_port:6379
master_link_status:up
master_last_io_seconds_ago:4
master_sync_in_progress:0
slave_repl_offset:14
slave_priority:100
slave_read_only:1
connected_slaves:0
master_replid:30018a98ae864edff807a94f50b8d0c2b714e35d
master_replid2:0000000000000000000000000000000000000000
master_repl_offset:14
second_repl_offset:-1
repl_backlog_active:1
repl_backlog_size:2147483648
repl_backlog_first_byte_offset:15
repl_backlog_histlen:0
登录 testdb63
# su redis
$ redis-cli -h 10.10.10.63 -p 6379 -a 'AY*s23y7Qt5w+J#rz^FoEBBB*Rc$u^qg'
10.10.10.63:6379> SLAVEOF 10.10.10.47 6379
OK
10.10.10.63:6379> INFO replication
# Replication
role:slave
master_host:10.10.10.47
master_port:6379
master_link_status:up
master_last_io_seconds_ago:6
master_sync_in_progress:0
slave_repl_offset:14
slave_priority:100
slave_read_only:1
connected_slaves:0
master_replid:30018a98ae864edff807a94f50b8d0c2b714e35d
master_replid2:0000000000000000000000000000000000000000
master_repl_offset:14
second_repl_offset:-1
repl_backlog_active:1
repl_backlog_size:2147483648
repl_backlog_first_byte_offset:1
repl_backlog_histlen:14
一主两从架构自此搭建成功。