[ClusterLabs] Pending Fencing Actions shown in pcs status

renayama19661014 at ybb.ne.jp renayama19661014 at ybb.ne.jp
Thu Jan 7 02:20:29 EST 2021


Hi Reid,
Hi Steffen,



> According to Steffen's description, the "pending" is displayed 
> only on
> node 1, while the DC is node 3. That's another thing that makes me
> wonder if this is a distinct issue.


The problem may not be the same.
I think it's a good idea to have bugzilla or ML provide a crm_report etc. to investigate the problem.


Best Regard,
Hideo Yamauchi.


----- Original Message -----
> From: Reid Wahl <nwahl at redhat.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 16:16
> Subject: Re: [ClusterLabs] Pending Fencing Actions shown in pcs status
> 
> On Wed, Jan 6, 2021 at 11:07 PM <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.
> 
> According to Steffen's description, the "pending" is displayed 
> only on
> node 1, while the DC is node 3. That's another thing that makes me
> wonder if this is a distinct issue.
> 
>>  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:
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>>  >>  > >>
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>>  >>  > >>
>>  >>  > >
>>  >>  > >
>>  >>  > > --
>>  >>  > > Regards,
>>  >>  > >
>>  >>  > > Reid Wahl, RHCA
>>  >>  > > Senior Software Maintenance Engineer, Red Hat
>>  >>  > > CEE - Platform Support Delivery - ClusterHA
>>  >>  > >
>>  >>  > > _______________________________________________
>>  >>  > > Manage your subscription:
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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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> 
> 
> 
> -- 
> Regards,
> 
> Reid Wahl, RHCA
> Senior Software Maintenance Engineer, Red Hat
> CEE - Platform Support Delivery - ClusterHA
> 



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