Thanks for the advice.

And as for test lab, tell that to my cheap boss. He doesn't consider
testing a legitimate reason for buying hardware...

Anyway, thanks for the tips.
On Jan 22, 2013 7:44 PM, "Florian Crouzat" <[email protected]>
wrote:

> Le 22/01/2013 11:30, Josh Bowling a écrit :
>
> > What if a new version of Pacemaker/Corosync is included in the updates?
> I'm
> > sure updating it wouldn't cause any compatibility issues.
>
> Nop it would not, the updated node should rejoin just fine, allowing you
> to roll-upgrade the other node so that in the end you have a perfectly
> valid and updated cluster.
>
> Of course, I guess it depends what kind of gap in version we are talking
> about, anyway, read the changelogs maybe.
>
> When updating pacemaker+corosync on a production cluster, I like to
> disable them at reboot (sudo chkconfig corosync off && sudo chkconfig
> pacemaker off) so that I can validate my corosync rings before starting
> pacemaker on the updated node (sudo corosync-objctl | fgrep member).
>
> But that's just my way.
>
> Cheers, and loose some stress with a lab environment.
>
> --
> Cheers,
> Florian Crouzat
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