Thanks for the suggestion, Tyler! Do you think switching the progress
module off will have no material impact on the operation of the cluster?
/Z
On Fri, 29 Sept 2023 at 14:13, Tyler Stachecki <stachecki.tyler@xxxxxxxxx>
wrote:
> On Fri, Sep 29, 2023, 5:55 AM Zakhar Kirpichenko <zakhar@xxxxxxxxx> wrote:
>
>> Thank you, Eugen.
>>
>> Indeed it looks like the progress module had some stale events from the
>> time when we added new OSDs and set a specific number of PGs for pools,
>> while the autoscaler tried to scale them down. Somehow the scale-down
>> events got stuck in the progress log, although these tasks have finished a
>> long time ago. Failing over to another MGR didn't help, so I have cleared
>> the progress log.
>>
>> I also restarted both mgrs, but unfortunately the warnings are still being
>> logged.
>>
>> /Z
>
>
> I would recommend just turning off the progress module via `ceph progress
> off`. It's historically been a source of bugs (like this...) and does not
> do much in the grand scheme of things.
>
>
>> On Fri, 29 Sept 2023 at 11:32, Eugen Block <eblock@xxxxxx> wrote:
>>
>> > Hi,
>> >
>> > this is from the mgr progress module [1]. I haven't played too much
>> > with it yet, you can check out the output of 'ceph progress json',
>> > maybe there are old events from a (failed) upgrade etc. You can reset
>> > it with 'ceph progress clear', you could also turn it off ('ceph
>> > progress off') but I don't know what impact that would have, so maybe
>> > investigate first and then try just clearing it. Maybe a mgr failover
>> > would do the same, not sure.
>> >
>> > Regards,
>> > Eugen
>> >
>> > [1]
>> >
>> >
>> https://github.com/ceph/ceph/blob/1d10b71792f3be8887a7631e69851ac2df3585af/src/pybind/mgr/progress/module.py#L797
>> >
>> > Zitat von Zakhar Kirpichenko <zakhar@xxxxxxxxx>:
>> >
>> > > Hi,
>> > >
>> > > Mgr of my cluster logs this every few seconds:
>> > >
>> > > [progress WARNING root] complete: ev
>> 7de5bb74-790b-4fda-8838-e4af4af18c62
>> > > does not exist
>> > > [progress WARNING root] complete: ev
>> fff93fce-b630-4141-81ee-19e7a3e61483
>> > > does not exist
>> > > [progress WARNING root] complete: ev
>> a02f6966-5b9f-49e8-89c4-b4fb8e6f4423
>> > > does not exist
>> > > [progress WARNING root] complete: ev
>> 8d318560-ff1a-477f-9386-43f6b51080bf
>> > > does not exist
>> > > [progress WARNING root] complete: ev
>> ff3740a9-6434-470a-808f-a2762fb542a0
>> > > does not exist
>> > > [progress WARNING root] complete: ev
>> 7d0589f1-545e-4970-867b-8482ce48d7f0
>> > > does not exist
>> > > [progress WARNING root] complete: ev
>> 78d57e43-5be5-43f0-8b1a-cdc60e410892
>> > > does not exist
>> > >
>> > > I would appreciate an advice on what these warnings mean and how they
>> can
>> > > be resolved.
>> > >
>> > > Best regards,
>> > > Zakhar
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>> >
>> >
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