Kept to implement redis autofailover (redisha) 15

Primary analog switching

current state

redis-b yes master

[email protected] keepalived# redis-cli info replication

Replication

role:master

connected_slaves:1

slave0:ip=192.168.100.201,port=6379,state=online,offset=8107,lag=0

master_repl_offset:8107

repl_backlog_active:1

repl_backlog_size:1048576

repl_backlog_first_byte_offset:2

repl_backlog_histlen:8106

[email protected] keepalived# ip a

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN

link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00

Copy

inet 127.0.0.1/8 scope host lo

Copy

inet6 ::1/128 scope host 

Copy

   valid_lft forever preferred_lft forever

Copy

2: eth3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000

link/ether 00:0c:29:ab:e8:95 brd ff:ff:ff:ff:ff:ff

Copy

inet 192.168.1.185/24 brd 192.168.1.255 scope global eth3

Copy

inet6 fe80::20c:29ff:feab:e895/64 scope link 

Copy

   valid_lft forever preferred_lft forever

Copy

3: eth2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000

link/ether 00:0c:29:ab:e8:9f brd ff:ff:ff:ff:ff:ff

Copy

inet 192.168.100.202/24 brd 192.168.100.255 scope global eth2

Copy

inet 192.168.100.123/32 scope global eth2

Copy

inet6 fe80::20c:29ff:feab:e89f/64 scope link 

Copy

   valid_lft forever preferred_lft forever

Copy

[email protected] keepalived#