Re: Ceph scrub logs: _scan_snaps no head for $object?

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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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