Re: Frequent calling monitor election

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Also, that the current leader (ceph-01) is one of the monitors
proposing an election each time suggests the problem is with getting
commit acks back from one of its followers.

On Thu, Feb 9, 2023 at 8:09 AM Dan van der Ster <dvanders@xxxxxxxxx> wrote:
>
> Hi Frank,
>
> Check the mon logs with some increased debug levels to find out what
> the leader is busy with.
> We have a similar issue (though, daily) and it turned out to be
> related to the mon leader timing out doing a SMART check.
> See https://tracker.ceph.com/issues/54313 for how I debugged that.
>
> Cheers, Dan
>
> On Thu, Feb 9, 2023 at 7:56 AM Frank Schilder <frans@xxxxxx> wrote:
> >
> > Hi all,
> >
> > our monitors have enjoyed democracy since the beginning. However, I don't share a sudden excitement about voting:
> >
> > 2/9/23 4:42:30 PM[INF]overall HEALTH_OK
> > 2/9/23 4:42:30 PM[INF]mon.ceph-01 is new leader, mons ceph-01,ceph-02,ceph-03,ceph-25,ceph-26 in quorum (ranks 0,1,2,3,4)
> > 2/9/23 4:42:26 PM[INF]mon.ceph-01 calling monitor election
> > 2/9/23 4:42:26 PM[INF]mon.ceph-26 calling monitor election
> > 2/9/23 4:42:26 PM[INF]mon.ceph-25 calling monitor election
> > 2/9/23 4:42:26 PM[INF]mon.ceph-02 calling monitor election
> > 2/9/23 4:40:00 PM[INF]overall HEALTH_OK
> > 2/9/23 4:30:00 PM[INF]overall HEALTH_OK
> > 2/9/23 4:24:34 PM[INF]overall HEALTH_OK
> > 2/9/23 4:24:34 PM[INF]mon.ceph-01 is new leader, mons ceph-01,ceph-02,ceph-03,ceph-25,ceph-26 in quorum (ranks 0,1,2,3,4)
> > 2/9/23 4:24:29 PM[INF]mon.ceph-01 calling monitor election
> > 2/9/23 4:24:29 PM[INF]mon.ceph-02 calling monitor election
> > 2/9/23 4:24:29 PM[INF]mon.ceph-03 calling monitor election
> > 2/9/23 4:24:29 PM[INF]mon.ceph-01 calling monitor election
> > 2/9/23 4:24:29 PM[INF]mon.ceph-26 calling monitor election
> > 2/9/23 4:24:29 PM[INF]mon.ceph-25 calling monitor election
> > 2/9/23 4:24:29 PM[INF]mon.ceph-02 calling monitor election
> > 2/9/23 4:24:04 PM[INF]overall HEALTH_OK
> > 2/9/23 4:24:03 PM[INF]mon.ceph-01 is new leader, mons ceph-01,ceph-02,ceph-03,ceph-25,ceph-26 in quorum (ranks 0,1,2,3,4)
> > 2/9/23 4:23:59 PM[INF]mon.ceph-01 calling monitor election
> > 2/9/23 4:23:59 PM[INF]mon.ceph-02 calling monitor election
> > 2/9/23 4:20:00 PM[INF]overall HEALTH_OK
> > 2/9/23 4:10:00 PM[INF]overall HEALTH_OK
> > 2/9/23 4:00:00 PM[INF]overall HEALTH_OK
> > 2/9/23 3:50:00 PM[INF]overall HEALTH_OK
> > 2/9/23 3:43:13 PM[INF]overall HEALTH_OK
> > 2/9/23 3:43:13 PM[INF]mon.ceph-01 is new leader, mons ceph-01,ceph-02,ceph-03,ceph-25,ceph-26 in quorum (ranks 0,1,2,3,4)
> > 2/9/23 3:43:08 PM[INF]mon.ceph-01 calling monitor election
> > 2/9/23 3:43:08 PM[INF]mon.ceph-26 calling monitor election
> > 2/9/23 3:43:08 PM[INF]mon.ceph-25 calling monitor election
> >
> > We moved a switch from one rack to another and after the switch came beck up, the monitors frequently bitch about who is the alpha. How do I get them to focus more on their daily duties again?
> >
> > Thanks for any help!
> > =================
> > Frank Schilder
> > AIT Risø Campus
> > Bygning 109, rum S14
> > _______________________________________________
> > ceph-users mailing list -- ceph-users@xxxxxxx
> > To unsubscribe send an email to ceph-users-leave@xxxxxxx
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> To unsubscribe send an email to ceph-users-leave@xxxxxxx
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