Hi,
you'll usually see this if there are "orphaned" snapshot objects. One common cause for this arepre-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.Roos@xxxxxxxxxxxxxxxxx>:
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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