[Pacemaker] Possible bug?

[Borislav Borisov]

Andrew,

I can confirm that the bug is gone in 1.1.8 or at least I cannot trigger it
anymore.

Cheers.

On Tue, Sep 11, 2012 at 10:51 AM, Andrew Beekhof <andrew at beekhof.net> wrote:

> On Tue, Sep 11, 2012 at 4:58 PM, Borislav Borisov
> <borislav.v.borisov at gmail.com> wrote:
> >
> >> Pacemaker creates a second cib process to write the contents to disk
> >> after a change so that the 'real' process doesn't block.
> >>
> >> After the process writes the cib to disk, we then try to read it back
> >> again to verify that everything is sane.
> >> What you're seeing here is that check failing for some reason.
> >
> >
> > Because this much I could tell from the code, I was perplexed from that
> > behavior.
>
> Would you not say its better to know /now/ that what we wrote to disk
> is unusable (or just not what you intended)?
> Or would you prefer to find out the next time the node booted :)
>
> Either way, Pacemaker will continue to function normally - the current
> CIB just wont be written to disk on that one node.
>
> >>
> >> Looking at the logs I see:
> >>
> >> Sep 10 15:24:40 Cluster-Server-1 cib: [54564]: ERROR:
> >> validate_cib_digest: Digest comparision failed: expected
> >> 83751b899e758f9b138d060ace084080 (/var/lib/heartbeat/crm/cib.ANRY1Q),
> >> calculated bd97ef3df10846e783bd64059be77e45
> >> Sep 10 15:24:40 Cluster-Server-1 cib: [54564]: ERROR: retrieveCib:
> >> Checksum of /var/lib/heartbeat/crm/cib.uGGnOm failed!  Configuration
> >> contents ignored!
> >>
> >> Which is really strange.
> >> I see a couple of changes in related areas since 1.1.7, perhaps one of
> >> those will fix your issue.
> >> (1.1.8 should be out today/tomorrow)
> >
> >
> > I guess that I will wait for the next release and see if the issue is
> fixed
> > in it.
> >
> > Anyway, thanks a bunch Andrew.
> >
> >
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> >
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