After I build MHA, unable to use the tools of manager, SSH, app. Conf, mysql accounts, mv mha_mfailover. Sh mha_onlinechange. Sh startmha. Sh VIP address, all have been configured, but is unable to use masterha command,
Installation environment: centos7
Mha4mysql manager - 0.58. Tar
Yum install perl - DBD - MySQL - y
Yum install -y perl - devel
Yum install -y perl - CPAN
Yum install -y perl - DBD - MySQL
Yum install -y perl - Config - Tiny
Yum install -y perl - Log - Dispatch
Yum install -y perl - Parallel - ForkManager