Mailing List Archive

Check corosync.conf, I'm guessing pcs enabled "two node" mode.

> On 29 Jan 2015, at 5:21 pm, Yan, Xiaoping (NSN - CN/Hangzhou) <xiaoping.yan@nsn.com> wrote:
>
> Hi,
>
> I used this command:
> pcs cluster stop rhel1
>
> I think both is shutdown.
>
>
> Br, Rip
>
>
> -----Original Message-----
> From: ext Andrew Beekhof [mailto:andrew@beekhof.net]
> Sent: Thursday, January 29, 2015 1:51 PM
> To: Yan, Xiaoping (NSN - CN/Hangzhou)
> Cc: Linux-HA-Dev@lists.linux-ha.org
> Subject: Re: quorum status
>
> Did you shut down pacemaker or corosync or both?
>
>> On 29 Jan 2015, at 4:18 pm, Yan, Xiaoping (NSN - CN/Hangzhou) <xiaoping.yan@nsn.com> wrote:
>>
>> Hi,
>>
>> Any suggestion please?
>>
>> Br, Rip
>> _____________________________________________
>> From: Yan, Xiaoping (NSN - CN/Hangzhou)
>> Sent: Wednesday, January 28, 2015 4:04 PM
>> To: Linux-HA-Dev@lists.linux-ha.org
>> Subject: quorum status
>>
>>
>> Hi experts:
>>
>> I’m making 2 node (rhel1 and rhel2) Linux cluster following Pacemaker-1.1-Clusters_from_Scratch-en-US
>> After I shutdown one of the node (pcs cluster stop rhel1) , the other partition still have quorum.
>> While according to document, chapter 5.3.1 ,it should be partition without quorum. (A cluster is said to have quorum when total_nodes<2*active_nodes)
>> What could be the problem?
>> Thank you.
>>
>> [root@rhel2 ~]# pcs status
>> Cluster name: mycluster
>> Last updated: Wed Jan 28 10:49:46 2015
>> Last change: Wed Jan 28 10:07:10 2015 via cibadmin on rhel1
>> Stack: corosync
>> Current DC: rhel2 (2) - partition with quorum
>> Version: 1.1.10-29.el7-368c726
>> 2 Nodes configured
>> 1 Resources configured
>>
>>
>> Online: [ rhel2 ]
>> OFFLINE: [ rhel1 ]
>>
>> Full list of resources:
>>
>> ClusterIP (ocf::heartbeat:IPaddr2): Started rhel2
>>
>> PCSD Status:
>> rhel1: Unable to authenticate
>> rhel2: Unable to authenticate
>>
>> Daemon Status:
>> corosync: active/disabled
>> pacemaker: active/disabled
>> pcsd: active/enabled
>> [root@rhel2 ~]# pcs status corosync
>>
>> Membership information
>> ----------------------
>> Nodeid Votes Name
>> 2 1 rhel2 (local)
>>
>>
>> Br, Rip
>

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