[ClusterLabs] Pending Fencing Actions shown in pcs status
Steffen Vinther Sørensen
svinther at gmail.com
Thu Jan 7 03:49:34 EST 2021
Hi Reid,
I was under the impression that 'pcs config' was the CIB in a more
friendly format. Here is the 'pcs cluster cib' as requested
/Steffen
On Thu, Jan 7, 2021 at 9:39 AM Reid Wahl <nwahl at redhat.com> wrote:
>
> Hi, Steffen. Those attachments don't contain the CIB. They contain the `pcs config` output. You can get the cib with `pcs cluster cib > $(hostname).cib.xml`.
>
> Granted, it's possible that this fence action information wouldn't be in the CIB at all. It might be stored in fencer memory.
>
> On Thu, Jan 7, 2021 at 12:26 AM <renayama19661014 at ybb.ne.jp> wrote:
>>
>> Hi Steffen,
>>
>> > Here CIB settings attached (pcs config show) for all 3 of my nodes
>> > (all 3 seems 100% identical), node03 is the DC.
>>
>>
>> Thank you for the attachment.
>>
>> What is the scenario when this situation occurs?
>> In what steps did the problem appear when fencing was performed (or failed)?
>>
>>
>> Best Regards,
>> Hideo Yamauchi.
>>
>>
>> ----- Original Message -----
>> > From: Steffen Vinther Sørensen <svinther at gmail.com>
>> > To: renayama19661014 at ybb.ne.jp; Cluster Labs - All topics related to open-source clustering welcomed <users at clusterlabs.org>
>> > Cc:
>> > Date: 2021/1/7, Thu 17:05
>> > Subject: Re: [ClusterLabs] Pending Fencing Actions shown in pcs status
>> >
>> > Hi Hideo,
>> >
>> > Here CIB settings attached (pcs config show) for all 3 of my nodes
>> > (all 3 seems 100% identical), node03 is the DC.
>> >
>> > Regards
>> > Steffen
>> >
>> > On Thu, Jan 7, 2021 at 8:06 AM <renayama19661014 at ybb.ne.jp> wrote:
>> >>
>> >> Hi Steffen,
>> >> Hi Reid,
>> >>
>> >> I also checked the Centos source rpm and it seems to include a fix for the
>> > problem.
>> >>
>> >> As Steffen suggested, if you share your CIB settings, I might know
>> > something.
>> >>
>> >> If this issue is the same as the fix, the display will only be displayed on
>> > the DC node and will not affect the operation.
>> >> The pending actions shown will remain for a long time, but will not have a
>> > negative impact on the cluster.
>> >>
>> >> Best Regards,
>> >> Hideo Yamauchi.
>> >>
>> >>
>> >> ----- Original Message -----
>> >> > From: Reid Wahl <nwahl at redhat.com>
>> >> > To: Cluster Labs - All topics related to open-source clustering
>> > welcomed <users at clusterlabs.org>
>> >> > Cc:
>> >> > Date: 2021/1/7, Thu 15:58
>> >> > Subject: Re: [ClusterLabs] Pending Fencing Actions shown in pcs status
>> >> >
>> >> > It's supposedly fixed in that version.
>> >> > - https://bugzilla.redhat.com/show_bug.cgi?id=1787749
>> >> > - https://access.redhat.com/solutions/4713471
>> >> >
>> >> > So you may be hitting a different issue (unless there's a bug in
>> > the
>> >> > pcmk 1.1 backport of the fix).
>> >> >
>> >> > I may be a little bit out of my area of knowledge here, but can you
>> >> > share the CIBs from nodes 1 and 3? Maybe Hideo, Klaus, or Ken has some
>> >> > insight.
>> >> >
>> >> > On Wed, Jan 6, 2021 at 10:53 PM Steffen Vinther Sørensen
>> >> > <svinther at gmail.com> wrote:
>> >> >>
>> >> >> Hi Hideo,
>> >> >>
>> >> >> If the fix is not going to make it into the CentOS7 pacemaker
>> > version,
>> >> >> I guess the stable approach to take advantage of it is to build
>> > the
>> >> >> cluster on another OS than CentOS7 ? A little late for that in
>> > this
>> >> >> case though :)
>> >> >>
>> >> >> Regards
>> >> >> Steffen
>> >> >>
>> >> >>
>> >> >>
>> >> >>
>> >> >> On Thu, Jan 7, 2021 at 7:27 AM <renayama19661014 at ybb.ne.jp>
>> > wrote:
>> >> >> >
>> >> >> > Hi Steffen,
>> >> >> >
>> >> >> > The fix pointed out by Reid is affecting it.
>> >> >> >
>> >> >> > Since the fencing action requested by the DC node exists
>> > only in the
>> >> > DC node, such an event occurs.
>> >> >> > You will need to take advantage of the modified pacemaker to
>> > resolve
>> >> > the issue.
>> >> >> >
>> >> >> > Best Regards,
>> >> >> > Hideo Yamauchi.
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> > ----- Original Message -----
>> >> >> > > From: Reid Wahl <nwahl at redhat.com>
>> >> >> > > To: Cluster Labs - All topics related to open-source
>> > clustering
>> >> > welcomed <users at clusterlabs.org>
>> >> >> > > Cc:
>> >> >> > > Date: 2021/1/7, Thu 15:07
>> >> >> > > Subject: Re: [ClusterLabs] Pending Fencing Actions
>> > shown in pcs
>> >> > status
>> >> >> > >
>> >> >> > > Hi, Steffen. Are your cluster nodes all running the
>> > same
>> >> > Pacemaker
>> >> >> > > versions? This looks like Bug 5401[1], which is fixed
>> > by upstream
>> >> >> > > commit df71a07[2]. I'm a little bit confused about
>> > why it
>> >> > only shows
>> >> >> > > up on one out of three nodes though.
>> >> >> > >
>> >> >> > > [1] https://bugs.clusterlabs.org/show_bug.cgi?id=5401
>> >> >> > > [2]
>> > https://github.com/ClusterLabs/pacemaker/commit/df71a07
>> >> >> > >
>> >> >> > > On Tue, Jan 5, 2021 at 8:31 AM Steffen Vinther Sørensen
>> >> >> > > <svinther at gmail.com> wrote:
>> >> >> > >>
>> >> >> > >> Hello
>> >> >> > >>
>> >> >> > >> node 1 is showing this in 'pcs status'
>> >> >> > >>
>> >> >> > >> Pending Fencing Actions:
>> >> >> > >> * reboot of kvm03-node02.avigol-gcs.dk pending:
>> >> > client=crmd.37819,
>> >> >> > >> origin=kvm03-node03.avigol-gcs.dk
>> >> >> > >>
>> >> >> > >> node 2 and node 3 outputs no such thing (node 3 is
>> > DC)
>> >> >> > >>
>> >> >> > >> Google is not much help, how to investigate this
>> > further and
>> >> > get rid
>> >> >> > >> of such terrifying status message ?
>> >> >> > >>
>> >> >> > >> Regards
>> >> >> > >> Steffen
>> >> >> > >> _______________________________________________
>> >> >> > >> Manage your subscription:
>> >> >> > >>
>> > https://lists.clusterlabs.org/mailman/listinfo/users
>> >> >> > >>
>> >> >> > >> ClusterLabs home: https://www.clusterlabs.org/
>> >> >> > >>
>> >> >> > >
>> >> >> > >
>> >> >> > > --
>> >> >> > > Regards,
>> >> >> > >
>> >> >> > > Reid Wahl, RHCA
>> >> >> > > Senior Software Maintenance Engineer, Red Hat
>> >> >> > > CEE - Platform Support Delivery - ClusterHA
>> >> >> > >
>> >> >> > > _______________________________________________
>> >> >> > > Manage your subscription:
>> >> >> > > https://lists.clusterlabs.org/mailman/listinfo/users
>> >> >> > >
>> >> >> > > ClusterLabs home: https://www.clusterlabs.org/
>> >> >> > >
>> >> >> >
>> >> >> > _______________________________________________
>> >> >> > Manage your subscription:
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>> >> >> ClusterLabs home: https://www.clusterlabs.org/
>> >> >
>> >> >
>> >> >
>> >> > --
>> >> > Regards,
>> >> >
>> >> > Reid Wahl, RHCA
>> >> > Senior Software Maintenance Engineer, Red Hat
>> >> > CEE - Platform Support Delivery - ClusterHA
>> >> >
>> >> > _______________________________________________
>> >> > Manage your subscription:
>> >> > https://lists.clusterlabs.org/mailman/listinfo/users
>> >> >
>> >> > ClusterLabs home: https://www.clusterlabs.org/
>> >> >
>> >>
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>
>
>
> --
> Regards,
>
> Reid Wahl, RHCA
> Senior Software Maintenance Engineer, Red Hat
> CEE - Platform Support Delivery - ClusterHA
> _______________________________________________
> Manage your subscription:
> https://lists.clusterlabs.org/mailman/listinfo/users
>
> ClusterLabs home: https://www.clusterlabs.org/
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