Hi, You can export and import PG's using ceph_objectstore_tool, but if the osd won't start you may have trouble exporting a PG.
It maybe useful to share the errors you get when trying to start the osd. Thanks On Fri, Aug 3, 2018 at 10:13 PM, Sean Patronis <[email protected]> wrote: > > > Hi all. > > We have an issue with some down+peering PGs (I think), when I try to mount or > access data the requests are blocked: > > 114891/7509353 objects degraded (1.530%) > 887 stale+active+clean > 1 peering > 54 active+recovery_wait > 19609 active+clean > 91 active+remapped+wait_backfill > 10 active+recovering > 1 active+clean+scrubbing+deep > 9 down+peering > 10 active+remapped+backfilling > recovery io 67324 kB/s, 10 objects/s > > when I query one of these down+peering PGs, I can see the following: > > "peering_blocked_by": [ > { "osd": 7, > "current_lost_at": 0, > "comment": "starting or marking this osd lost may let us > proceed"}, > { "osd": 21, > "current_lost_at": 0, > "comment": "starting or marking this osd lost may let us > proceed"}]}, > { "name": "Started", > "enter_time": "2018-08-01 07:06:16.806339"}], > > > > Both of these OSDs (7 and 21) will not come back up and in with ceph due > to some errors, but I can mount the disks and read data off of them. Can I > manually move/copy these PGs off of these down and out OSDs and put them on > a good OSD? > > This is an older ceph cluster running firefly. > > Thanks. > > > > > This email message may contain privileged or confidential information, and > is for the use of intended recipients only. Do not share with or forward to > additional parties except as necessary to conduct the business for which > this email (and attachments) was clearly intended. If you have received > this message in error, please immediately advise the sender by reply email > and then delete this message. > _______________________________________________ > ceph-users mailing list > [email protected] > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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