Heartbeat安装部署

1. 安装

#可能需要执行两次
yum install -y heartbeat

2. 配置centos1.mypharma.com

logfile /var/log/ha-log  #配置日志
logfacility local0  #配置日志等级
keepalive 2  #2秒
deadtime 15  #15秒
#设置单薄方式，3条心跳线路
ucast eth0 112.112.68.172
ucast eth1 10.0.0.2
ucast eth3 192.168.1.2
auto_failback off  #primary恢复不回切，保持secondary
node centos1.mypharma.com centos2.mypharma.com

3. 配置

logfile /var/log/ha-log  #配置日志
logfacility local0  #配置日志等级
keepalive 2  #2秒
deadtime 15  #15秒
#设置单薄方式，3条心跳线路
ucast eth0 112.112.68.170
ucast eth1 10.0.0.1
ucast eth3 192.168.1.1
auto_failback off  #primary恢复不回切，保持secondary
node centos1.mypharma.com centos2.mypharma.com

4. 配置/etc/ha.d/authkeys

auth 1
1 crc

5. 其他设定

chmod 600 /etc/ha.d/authkeys

vim /etc/ha.d/haresources

centos1.mypharma.com IPaddr::112.112.68.174/29/eth0 drbddisk::r0 Filesystem::/dev/drbd0::/drbd::ext3 mysqld

6. DRBD和Heartbeat自启动

service drbd start
chkconfig drbd on
service heartbeat start
chkconfig heartbeat on