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用虚拟机做的两台RHAS 4.4的系统.安装了RHCS4 配置好了HA..资源只设置了浮动IP和一个共享磁盘/dev/sdb1,挂接点为/oracle(为以后做ORACLE切换建立的).配置好HA.重起.在主机上IP和/ORACLE都OK了。然后我把主机断掉,备机上还是显示服务STOP的...........主机资源没有释放..等主机再次启动,两资源还都在主机上。....重起机器发现系统在启动cman服务是显示是警告???!!何解~
最奇怪的就是同样的系统。同样的常数配置
用DLM配置..CMAN启动就是失败.进不了CLUSTER 管理界面..
用GULM配置.CMAN启动就是警告,资源起在主机,但不释放资源.只能手动切换资源到主备机...
用GULM配置时,现象是CMAN启动失败。进不了CLUSTER MANAGER管理页面:
<?xml version="1.0" ?>
<cluster alias="test" config_version="5" name="new_cluster">
<fence_daemon post_fail_delay="5" post_join_delay="3"/>
<clusternodes>
<clusternode name="linux01" votes="1">
<fence>
<method name="1">
<device name="test1" nodename="linux01"/>
</method>
</fence>
</clusternode>
<clusternode name="linux02" votes="1">
<fence>
<method name="1">
<device name="test2" nodename="linux02"/>
</method>
</fence>
</clusternode>
</clusternodes>
<cman expected_votes="1" two_node="1"/>
<fencedevices>
<fencedevice agent="fence_manual" name="test1"/>
<fencedevice agent="fence_manual" name="test2"/>
</fencedevices>
<rm>
<failoverdomains>
<failoverdomain name="test" ordered="1" restricted="1">
<failoverdomainnode name="linux01" priority="1"/>
<failoverdomainnode name="linux02" priority="1"/>
</failoverdomain>
</failoverdomains>
<resources>
<fs device="/dev/sdb1" force_fsck="0" force_unmount="0" fsid="32268" fstype="ext3" mountpoint="/oracle" name="test" options="" self_fence="0"/>
<ip address="192.168.5.200" monitor_link="1"/>
</resources>
<service autostart="1" domain="test" name="test">
<fs ref="test"/>
<ip ref="192.168.5.200"/>
</service>
</rm>
</cluster>
这是用DLM配置的时候。表现为CMAN启动为警告。但资源和服务都可以正常启动在主机上。但主机断掉。服务和资源不能自动切换到备机上。手动切换OK
<?xml version="1.0" ?>
<cluster alias="test" config_version="2" name="new_cluster">
<fence_daemon post_fail_delay="0" post_join_delay="3"/>
<clusternodes>
<clusternode name="linux01" votes="1">
<fence/>
</clusternode>
<clusternode name="linux02" votes="1">
<fence/>
</clusternode>
</clusternodes>
<cman expected_votes="1" two_node="1"/>
<fencedevices>
<fencedevice agent="fence_manual" name="test01"/>
<fencedevice agent="fence_manual" name="test02"/>
</fencedevices>
<rm>
<failoverdomains>
<failoverdomain name="test" ordered="1" restricted="1">
<failoverdomainnode name="linux01" priority="1"/>
<failoverdomainnode name="linux02" priority="2"/>
</failoverdomain>
</failoverdomains>
<resources>
<ip address="192.168.5.200" monitor_link="1"/>
<fs device="/dev/sdb1" force_fsck="0" force_unmount="0" fsid="32268" fstype="ext3" mountpoint="/oracle" name="test" options="" self_fence="0"/>
</resources>
<service autostart="1" domain="test" name="test">
<ip ref="192.168.5.200"/>
<fs ref="test"/>
</service>
</rm>
</cluster> |
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