On Mon, 4 Feb 2019, Philippe Van Hecke wrote: > Hi Sage, > > I try to make the following. > > ceph-objectstore-tool --data-path /var/lib/ceph/osd/ceph-49/ --journal /var/lib/ceph/osd/ceph-49/journal --pgid 11.182 --op export-remove --debug --file /tmp/export-pg/18.182 2>ceph-objectstore-tool-export-remove.txt > but this rise exception > > find here https://filesender.belnet.be/?s=download&token=e2b1fdbc-0739-423f-9d97-0bd258843a33 file ceph-objectstore-tool-export-remove.txt In that case, cp --preserve=all /var/lib/ceph/osd/ceph-49/current/11.182_head to a safe location and then use the ceph-objecstore-tool --op remove command. But first confirm that 'ceph pg ls' shows the PG as active. sage > > Kr > > Philippe. > > ________________________________________ > From: Sage Weil <sage@xxxxxxxxxxxx> > Sent: 04 February 2019 06:59 > To: Philippe Van Hecke > Cc: ceph-users@xxxxxxxxxxxxxx; Belnet Services > Subject: Re: Luminous cluster in very bad state need some assistance. > > On Mon, 4 Feb 2019, Philippe Van Hecke wrote: > > Hi Sage, First of all tanks for your help > > > > Please find here https://filesender.belnet.be/?s=download&token=dea0edda-5b6a-4284-9ea1-c1fdf88b65e9 > > the osd log with debug info for osd.49. and indeed if all buggy osd can restart that can may be solve the issue. > > But i also happy that you confirm my understanding that in the worst case removing pool can also resolve the problem even in this case i lose data but finish with a working cluster. > > If PGs are damaged, removing the pool would be part of getting to > HEALTH_OK, but you'd probably also need to remove any problematic PGs that > are preventing the OSD starting. > > But keep in mind that (1) i see 3 PGs that don't peer spread across pools > 11 and 12; not sure which one you are considering deleting. Also (2) if > one pool isn't fully available it generall won't be a problem for other > pools, as long as the osds start. And doing ceph-objectstore-tool > export-remove is a pretty safe way to move any problem PGs out of the way > to get your OSDs starting--just make sure you hold onto that backup/export > because you may need it later! > > > PS: don't know and don't want to open debat about top/bottom posting but would like to know the preference of this list :-) > > No preference :) > > sage > > _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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