[Ocfs2-users] how to do rolling upgrade the ocfs2 2 node cluster along with new kernel without application outage.

[Sunil Mushran]

You have to be more specific than that. Maybe best if you ping support.

On 06/28/2011 09:26 AM, veeraa bose wrote:
> Hi ALL,
>
> I have to do rolling upgrade on two node ocfs2 cluster, patch the server one by one, with out application outage.
>
> I tested in pre-prod 2 node cluster, once the DB is stopped by DBA team, I  ran "umount -at ocfs2" and then rebooted the node1, but this also rebooted the node2.
>
> could any one please suggest me the best practice for upgrading/rebooting the cluster nodes.
>
> I have to upgrade the 3 node cluster in prod ENV with out outage.
>
> Thanks
> Veeera.
>
>
>
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