[Linux-cluster] Working of a two-node cluster

[Jatin Davey]

Yes , I did restart it.

On 4/27/2015 11:31 AM, emmanuel segura wrote:
> did you restarted the cluster after added the delay parameter?
>
> 2015-04-27 7:49 GMT+02:00 Jatin Davey <jashokda at cisco.com>:
>> Ok , i tried with delay but it has not helped. I guess i have to try using
>> quorum disk now.
>>
>> Thanks
>> Jatin
>>
>> On 4/24/2015 7:06 PM, Vijay Kakkar wrote:
>>
>> You may need to delay the fencing ( delay=seconds ) or use quorum disk if
>> delaying the fencing doesn't help.
>>
>> On Fri, Apr 24, 2015 at 6:23 PM, Jatin Davey <jashokda at cisco.com> wrote:
>>> Here is my cluster.conf file
>>>
>>> ************************
>>> <?xml version="1.0"?>
>>> <cluster config_version="4" name="****">
>>>          <clusternodes>
>>>                  <clusternode name="node-103" nodeid="1">
>>>                          <fence>
>>>                                  <method name="Method01">
>>>                                          <device name="node-103"/>
>>>                                  </method>
>>>                          </fence>
>>>                  </clusternode>
>>>                  <clusternode name="node-105" nodeid="2">
>>>                          <fence>
>>>                                  <method name="Method02">
>>>                                          <device name="node-105"/>
>>>                                  </method>
>>>                          </fence>
>>>                  </clusternode>
>>>          </clusternodes>
>>>          <cman expected_votes="1" two_node="1"/>
>>>          <fencedevices>
>>>                  <fencedevice agent="fence_ipmilan" auth="password"
>>> ipaddr="x.x.x.x" lanplus="on" login="admin" name="node-103" passwd="*****"
>>> privlvl="ADMINISTRATOR"/>
>>>                  <fencedevice agent="fence_ipmilan" auth="password"
>>> ipaddr="x.x.x.x" lanplus="on" login="admin" name="node-105" passwd="******"
>>> privlvl="ADMINISTRATOR"/>
>>>          </fencedevices>
>>>          <fence_daemon post_join_delay="120"/>
>>>          <rm>
>>>                  <resources>
>>>                          <netfs export="/test" force_unmount="1"
>>> fstype="nfs" host="x.x.x.x" mountpoint="/test/test/test" name="test123"/>
>>>                          <ip address="x.x.x.x" sleeptime="5"/>
>>>                          <script file="/xxx/xxx/xxx/xxx/xx.sh"
>>> name="xxxx"/>
>>>                  </resources>
>>>                  <failoverdomains>
>>>                          <failoverdomain name="Failover01" nofailback="1"
>>> ordered="1">
>>>                                  <failoverdomainnode name="node-103"
>>> priority="1"/>
>>>                                  <failoverdomainnode name="node-105"
>>> priority="2"/>
>>>                          </failoverdomain>
>>>                  </failoverdomains>
>>>                  <service domain="Failover01" name="Service01"
>>> recovery="relocate">
>>>                          <ip ref="x.x.x.x"/>
>>>                          <netfs ref="test123"/>
>>>                          <script ref="xxxx"/>
>>>                  </service>
>>>          </rm>
>>> </cluster>
>>>
>>>
>>> On 4/24/2015 6:01 PM, emmanuel segura wrote:
>>>> please share your cluster config, maybe in this way someone can help you.
>>>>
>>>> 2015-04-24 14:12 GMT+02:00 Jatin Davey <jashokda at cisco.com>:
>>>>> Hi
>>>>>
>>>>> I am using a two node cluster using RHEL 6.5. I have a very fundamental
>>>>> question.
>>>>>
>>>>> For the two node cluster to work , Is it mandatory that both the nodes
>>>>> are
>>>>> "online" and communicating with each other ?
>>>>>
>>>>> What i can see is that if there is communication failure between them
>>>>> then
>>>>> either both the nodes are fenced or the cluster gets into a "stopped"
>>>>> state
>>>>> (Seen from output of clustat command).
>>>>>
>>>>> Apologies if my questions are naive. I am just starting to work with
>>>>> RHEL
>>>>> cluster add-on.
>>>>>
>>>>> Thanks
>>>>> Jatin
>>>>>
>>>>> --
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>>>>> Linux-cluster at redhat.com
>>>>> https://www.redhat.com/mailman/listinfo/linux-cluster
>>>>
>>>>
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>>
>>
>>
>> --
>> Cheers
>>
>> Vijay Kakkar - RHC{E,SS,VA,DS,A,I,X}
>>
>> Techgrills Systems Pvt. Ltd.
>> 011-46521313 | +919999103657
>> http://www.techgrills.com
>> http://lnkd.in/bnj2VUU
>>
>>
>>
>>
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>
>

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