[ceph-users] "Metadata damage detected" on Jewel

2017-11-07 Thread Olivier Migeot

Greetings, ceph-lings,

our disaster recovery goes well. All our PGs are clean now. But we still 
have a few "metadata damage" detected on CephFS, of the "dirfrag" 
flavour. I listed the related inodes and ran `find` on my FS : I know 
what folders would be lost if I were to "delete" these damages. And 
we're ready to lose these data.


Thing is, I'm not sure at all how I should delete these damages, though. 
Said folders shown as empty, but the pretend not to as soon as I try to 
`rm` them. Whenever I try to create/touch something inside, I get an 
ugly I/O error.


Is there any hope to jettison these folders? or is restarting a new 
CephFS from scratch the only way out of HEALTH_ERR by now?


Thanks alot,

--

Olivier Migeot

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[ceph-users] PG in active+clean+inconsistent, but list-inconsistent-obj doesn't show it

2017-09-28 Thread Olivier Migeot

Greetings,

we're in the process of recovering a cluster after an electrical 
disaster. Didn't work bad so far, we managed to clear most of errors. 
All that prevents return to HEALTH_OK now is a bunch (6) of scrub 
errors, apparently from a PG that's marked as active+clean+inconsistent.


Thing is, rados list-inconsistent-obj doesn't return anything but an 
empty list (plus, in the most recent attempts : error 2: (2) No such 
file or directory)


We're on Jewel (waiting for this to be fixed before planning upgrade), 
and the pool our PG belongs to has a replica of 2.


No success with ceph pg repair, and I already tried to remove and import 
the most recent version of said PG in both its acting OSDs : it doesn't 
change a thing.


Is there anything else I could try?

Thanks,

--

Olivier Migeot

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