[Pacemaker] Block stonith when drbd inconsistent

Andrew Beekhof andrew at beekhof.net
Wed Mar 6 19:09:03 EST 2013


If you put drbd into maintenance mode, we'd not perform any state
changes (stop/stop/promote/demote) on it that could fail.
That would likely do what you're after.

On Thu, Mar 7, 2013 at 4:59 AM, Jan Škoda <lefty at multihost.cz> wrote:
> Dne 6.3.2013 06:38, Andrew Beekhof napsal(a):
>> Nodes shouldn't be being fenced so often.  Do you know what is causing
>> this to happen?
> I know that this shouldn't happen frequently, but not having access to
> uptodate data is certainly unwanted and there should be a way to prevent it.
>
> DRBD is quite prone to demote failures, especially when filesystem can
> not be umounted for some reason. Blocked process for example can't be
> killed and filesystems accessed by it can't be unmounted. This problem
> is causing 90% of fencing for me.
>
> --
> Honza 'Lefty' Škoda                             http://www.jskoda.cz/
>
>
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