[Linux-cluster] Adding a Node back to cluster failing

[emmanuel segura]

Hello Zama

Where is your cluster config?

Thanks

2013/3/6 Zama Ques <queszama at yahoo.in>

> Hi All,
>
> We are using a two node cluster using centOS 5.5 on HP Proliant Servers .
> One of the our servers in the cluster failed and is not booting up . There
> was a hardware issue on the server , so we removed the node from the
> cluster and also removed it from fencing domain.
>
> Now our cluster service is now running on a single node cluster . After
> resolving the hardware issue , we are now trying to add back  the node to
> the cluster using the luci interface but it is failing with the following
> error
>
> "Host already member of cluster  testcluster"
>
> whereas the host information is not available in cluster config file.
>
> # grep host2 /etc/cluster/cluster.conf
>
> Restart of cman on the node is showing the following error
>
> ====
> # service cman restart
> Stopping cluster:
>    Stopping fencing... done
>    Stopping cman... done
>    Stopping ccsd... done
>    Unmounting configfs... done
>                                                            [  OK  ]
> Starting cluster:
>    Loading modules... done
>    Mounting configfs... done
>    Starting ccsd... done
>    Starting cman... failed
> cman not started: Can't find local node name in cluster.conf
> /usr/sbin/cman_tool: aisexec daemon didn't start
>                                                            [FAILED]
> --------------
>
> # tail -f /var/log/messages
> Jul 29 00:04:16 host2 ccsd[2793]:  Local version # : 31
> Jul 29 00:04:16 host2 ccsd[2793]:  Remote version #: 31
> Jul 29 00:04:16 host2 openais[2799]: [MAIN ] AIS Executive Service RELEASE
> 'subrev 1887 version 0.80.6'
> Jul 29 00:04:16 host2 openais[2799]: [MAIN ] AIS Executive Service:
> started and ready to provide service.
> Jul 29 00:04:16 host2 openais[2799]: [MAIN ] local node name "
> host2.example.com" not found in cluster.conf
> Jul 29 00:04:16 host2 openais[2799]: [MAIN ] Error reading CCS info,
> cannot start
> Jul 29 00:04:16 host2 openais[2799]: [MAIN ] Error reading config from CCS
> Jul 29 00:04:16 host2 openais[2799]: [MAIN ] AIS Executive exiting
> (reason: could not read the main configuration file).
> =======
>
> Please suggest how to add the failed node back to the cluster ?
>
> Thanks in Advance
> Zaman
>
>
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