Can you post the full output of "ceph -s", "ceph health detail, and ceph osd df tree Also please run "ceph pg X.YZ query" on one of the PGs not backfilling.
Paul 2018-06-20 15:25 GMT+02:00 Oliver Schulz <oliver.sch...@tu-dortmund.de>: > Dear all, > > we (somewhat) recently extended our Ceph cluster, > and updated it to Luminous. By now, the fill level > on some ODSs is quite high again, so I'd like to > re-balance via "OSD reweight". > > I'm running into the following problem, however: > Not matter what I do (reweigt a little, or a lot, > or only reweight a single OSD by 5%) - after a > while, backfilling simply stops and lots of objects > stay misplaced. > > I do have up to 250 PGs per OSD (early sins from > the first days of the cluster), but I've set > "mon_max_pg_per_osd = 400" and > "osd_max_pg_per_osd_hard_ratio = 1.5" to compensate. > > How can I find out why backfill stops? Any advice > would be very much appreciated. > > > Cheers, > > Oliver > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > -- Paul Emmerich Looking for help with your Ceph cluster? Contact us at https://croit.io croit GmbH Freseniusstr. 31h 81247 München www.croit.io Tel: +49 89 1896585 90
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