mysql-mmm+amoeba+keepalived实现mysql高可用和读写分离(二)
# mmm_control helpValid commands are:
help - show this message
#查看帮助信息
ping - ping monitor
#ping监控
show - show status
#查看状态信息
checks [|all [|all]] - show checks status
#显示检查状态,包括(ping、mysql、rep_threads、rep_backlog)
set_online - set hostonline
#设置某host为online状态
set_offline - set hostoffline
#设置某host为offline状态
mode - print current mode.
#打印当前的模式,是ACTIVE、MANUAL、PASSIVE?
#默认ACTIVE模式
set_active - switch into active mode.
#更改为active模式
set_manual - switch into manual mode.
#更改为manual模式
set_passive - switch into passive mode.
#更改为passive模式
move_role [--force] - move exclusive roleto host
#更改host的模式,比如更改处于slave的mysql数据库角色为write
(Only use --force if you know what you are doing!)
set_ip - set role with ipto host
#为host设置ip,只有passive模式的时候才允许更改!
页:
[1]