Hi,

you'll usually see this if there are "orphaned" snapshot objects. One
common cause for this are
pre-12.2.2 clients trying to delete RBD snapshots with a data pool (i.e.,
erasure coded pools)
They send the snapshot requests to the wrong pool and you end up with lots
of problems.


Paul

2018-04-09 16:55 GMT+02:00 Marc Roos <m.r...@f1-outsourcing.eu>:

>
> I have this on a rbd pool with images/snapshots that have been created
> in Luminous
>
> > Hi Stefan, Mehmet,
> >
> > Are these clusters that were upgraded from prior versions, or fresh
> > luminous installs?
> >
> >
> > This message indicates that there is a stray clone object with no
> > associated head or snapdir object.  That normally should never
> > happen--it's presumably the result of a (hopefully old) bug.  The
> scrub
> > process doesn't even clean them up, which maybe says something about
> how
> > common it is/was...
> >
> > sage
> >
>
>
>
>
> _______________________________________________
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>



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Paul Emmerich

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