Hi Sam, Thanks for being willing to take a look.
I applied the debug settings on one host that 3 out of 3 OSDs with this problem. Then tried to start them up. Here are the resulting logs: https://dl.dropboxusercontent.com/u/23122069/cephlogs.tgz - Travis On Mon, Apr 29, 2013 at 1:04 PM, Samuel Just <[email protected]> wrote: > You appear to be missing pg metadata for some reason. If you can > reproduce it with > debug osd = 20 > debug filestore = 20 > debug ms = 1 > on all of the OSDs, I should be able to track it down. > > I created a bug: #4855. > > Thanks! > -Sam > > On Mon, Apr 29, 2013 at 9:52 AM, Travis Rhoden <[email protected]> wrote: > > Thanks Greg. > > > > I quit playing with it because every time I restarted the cluster > (service > > ceph -a restart), I lost more OSDs.. First time it was 1, 2nd 10, 3rd > time > > 13... All 13 down OSDs all show the same stacktrace. > > > > - Travis > > > > > > On Mon, Apr 29, 2013 at 11:56 AM, Gregory Farnum <[email protected]> > wrote: > >> > >> This sounds vaguely familiar to me, and I see > >> http://tracker.ceph.com/issues/4052, which is marked as "Can't > >> reproduce" — I think maybe this is fixed in "next" and "master", but > >> I'm not sure. For more than that I'd have to defer to Sage or Sam. > >> -Greg > >> Software Engineer #42 @ http://inktank.com | http://ceph.com > >> > >> > >> On Sat, Apr 27, 2013 at 6:43 PM, Travis Rhoden <[email protected]> > wrote: > >> > Hey folks, > >> > > >> > I'm helping put together a new test/experimental cluster, and hit this > >> > today > >> > when bringing the cluster up for the first time (using mkcephfs). > >> > > >> > After doing the normal "service ceph -a start", I noticed one OSD was > >> > down, > >> > and a lot of PGs were stuck creating. I tried restarting the down > OSD, > >> > but > >> > it would come up. It always had this error: > >> > > >> > -1> 2013-04-27 18:11:56.179804 b6fcd000 2 osd.1 0 boot > >> > 0> 2013-04-27 18:11:56.402161 b6fcd000 -1 osd/PG.cc: In function > >> > 'static epoch_t PG::peek_map_epoch(ObjectStore*, coll_t, hobject_t&, > >> > ceph::bufferlist*)' thread b6fcd000 time 2013-04-27 18:11:56.399089 > >> > osd/PG.cc: 2556: FAILED assert(values.size() == 1) > >> > > >> > ceph version 0.60-401-g17a3859 > >> > (17a38593d60f5f29b9b66c13c0aaa759762c6d04) > >> > 1: (PG::peek_map_epoch(ObjectStore*, coll_t, hobject_t&, > >> > ceph::buffer::list*)+0x1ad) [0x2c3c0a] > >> > 2: (OSD::load_pgs()+0x357) [0x28cba0] > >> > 3: (OSD::init()+0x741) [0x290a16] > >> > 4: (main()+0x1427) [0x2155c0] > >> > 5: (__libc_start_main()+0x99) [0xb69bcf42] > >> > NOTE: a copy of the executable, or `objdump -rdS <executable>` is > >> > needed to > >> > interpret this. > >> > > >> > > >> > I then did a full cluster restart, and now I have ten OSDs down -- > each > >> > showing the same exception/failed assert. > >> > > >> > Anybody seen this? > >> > > >> > I know I'm running a weird version -- it's compiled from source, and > was > >> > provided to me. The OSDs are all on ARM, and the mon is x86_64. Just > >> > looking to see if anyone has seen this particular stack trace of > >> > load_pgs()/peek_map_epoch() before.... > >> > > >> > - Travis > >> > > >> > _______________________________________________ > >> > ceph-users mailing list > >> > [email protected] > >> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >> > > > > > >
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