Just to be sure I grab what you need: 1- set debug logs for the pg 70.459 2 - Issue a deep-scrub ceph pg deep-scrub 70.459 3- stop once the 70.459 pg goes inconsistent?
Thanks, Jeff On Mon, Mar 7, 2016 at 6:52 PM, Samuel Just <sj...@redhat.com> wrote: > Hmm, I'll look into this a bit more tomorrow. Can you get the tree > structure of the 70.459 pg directory on osd.307 (find . will do fine). > -Sam > > On Mon, Mar 7, 2016 at 4:50 PM, Jeffrey McDonald <jmcdo...@umn.edu> wrote: > > 307 is on ceph03. > > Jeff > > > > On Mon, Mar 7, 2016 at 6:48 PM, Samuel Just <sj...@redhat.com> wrote: > >> > >> Which node is osd.307 on? > >> -Sam > >> > >> On Mon, Mar 7, 2016 at 4:43 PM, Samuel Just <sj...@redhat.com> wrote: > >> > ' I didn't see the errors in the tracker on the new nodes, but they > >> > were only receiving new data, not migrating it.' -- What do you mean > >> > by that? > >> > -Sam > >> > > >> > On Mon, Mar 7, 2016 at 4:42 PM, Jeffrey McDonald <jmcdo...@umn.edu> > >> > wrote: > >> >> The filesystem is xfs everywhere, there are nine hosts. The two new > >> >> ceph > >> >> nodes 08, 09 have a new kernel. I didn't see the errors in the > >> >> tracker on > >> >> the new nodes, but they were only receiving new data, not migrating > it. > >> >> Jeff > >> >> > >> >> ceph2: Linux ceph2 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > 22:08:27 > >> >> UTC > >> >> 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph1: Linux ceph1 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > 22:08:27 > >> >> UTC > >> >> 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph3: Linux ceph3 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > 22:08:27 > >> >> UTC > >> >> 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph03: Linux ceph03 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph01: Linux ceph01 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph02: Linux ceph02 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph06: Linux ceph06 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph05: Linux ceph05 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph04: Linux ceph04 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph08: Linux ceph08 3.19.0-51-generic #58~14.04.1-Ubuntu SMP Fri Feb > >> >> 26 > >> >> 22:02:58 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph07: Linux ceph07 3.13.0-65-generic #106-Ubuntu SMP Fri Oct 2 > >> >> 22:08:27 > >> >> UTC 2015 x86_64 x86_64 x86_64 GNU/Linux > >> >> ceph09: Linux ceph09 3.19.0-51-generic #58~14.04.1-Ubuntu SMP Fri Feb > >> >> 26 > >> >> 22:02:58 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > >> >> > >> >> > >> >> On Mon, Mar 7, 2016 at 6:39 PM, Samuel Just <sj...@redhat.com> > wrote: > >> >>> > >> >>> What filesystem and kernel are you running on the osds? This (and > >> >>> your other bug, actually) could be explained by some kind of weird > >> >>> kernel readdir behavior. > >> >>> -Sam > >> >>> > >> >>> On Mon, Mar 7, 2016 at 4:36 PM, Samuel Just <sj...@redhat.com> > wrote: > >> >>> > Hmm, so much for that theory, still looking. If you can produce > >> >>> > another set of logs (as before) from scrubbing that pg, it might > >> >>> > help. > >> >>> > -Sam > >> >>> > > >> >>> > On Mon, Mar 7, 2016 at 4:34 PM, Jeffrey McDonald < > jmcdo...@umn.edu> > >> >>> > wrote: > >> >>> >> they're all the same.....see attached. > >> >>> >> > >> >>> >> On Mon, Mar 7, 2016 at 6:31 PM, Samuel Just <sj...@redhat.com> > >> >>> >> wrote: > >> >>> >>> > >> >>> >>> Have you confirmed the versions? > >> >>> >>> -Sam > >> >>> >>> > >> >>> >>> On Mon, Mar 7, 2016 at 4:29 PM, Jeffrey McDonald > >> >>> >>> <jmcdo...@umn.edu> > >> >>> >>> wrote: > >> >>> >>> > I have one other very strange event happening, I've opened a > >> >>> >>> > ticket > >> >>> >>> > on > >> >>> >>> > it: > >> >>> >>> > http://tracker.ceph.com/issues/14766 > >> >>> >>> > > >> >>> >>> > During this migration, OSD failed probably over 400 times > while > >> >>> >>> > moving > >> >>> >>> > data > >> >>> >>> > around. We move the empty directories and restarted the > OSDs. > >> >>> >>> > I > >> >>> >>> > can't > >> >>> >>> > say if this is related--I have no reason to suspect it is. > >> >>> >>> > > >> >>> >>> > Jeff > >> >>> >>> > > >> >>> >>> > On Mon, Mar 7, 2016 at 5:31 PM, Shinobu Kinjo > >> >>> >>> > <shinobu...@gmail.com> > >> >>> >>> > wrote: > >> >>> >>> >> > >> >>> >>> >> What could cause this kind of unexpected behaviour? > >> >>> >>> >> Any assumption?? > >> >>> >>> >> Sorry for interrupting you. > >> >>> >>> >> > >> >>> >>> >> Cheers, > >> >>> >>> >> S > >> >>> >>> >> > >> >>> >>> >> On Tue, Mar 8, 2016 at 8:19 AM, Samuel Just < > sj...@redhat.com> > >> >>> >>> >> wrote: > >> >>> >>> >> > Hmm, at the end of the log, the pg is still inconsistent. > >> >>> >>> >> > Can > >> >>> >>> >> > you > >> >>> >>> >> > attach a ceph pg query on that pg? > >> >>> >>> >> > -Sam > >> >>> >>> >> > > >> >>> >>> >> > On Mon, Mar 7, 2016 at 3:05 PM, Samuel Just > >> >>> >>> >> > <sj...@redhat.com> > >> >>> >>> >> > wrote: > >> >>> >>> >> >> If so, that strongly suggests that the pg was actually > never > >> >>> >>> >> >> inconsistent in the first place and that the bug is in > scrub > >> >>> >>> >> >> itself > >> >>> >>> >> >> presumably getting confused about an object during a > write. > >> >>> >>> >> >> The > >> >>> >>> >> >> next > >> >>> >>> >> >> step would be to get logs like the above from a pg as it > >> >>> >>> >> >> scrubs > >> >>> >>> >> >> transitioning from clean to inconsistent. If it's really > a > >> >>> >>> >> >> race > >> >>> >>> >> >> between scrub and a write, it's probably just > >> >>> >>> >> >> non-deterministic, > >> >>> >>> >> >> you > >> >>> >>> >> >> could set logging on a set of osds and continuously scrub > >> >>> >>> >> >> any > >> >>> >>> >> >> pgs > >> >>> >>> >> >> which only map to those osds until you reproduce the > >> >>> >>> >> >> problem. > >> >>> >>> >> >> -Sam > >> >>> >>> >> >> > >> >>> >>> >> >> On Mon, Mar 7, 2016 at 2:44 PM, Samuel Just > >> >>> >>> >> >> <sj...@redhat.com> > >> >>> >>> >> >> wrote: > >> >>> >>> >> >>> So after the scrub, it came up clean? The > >> >>> >>> >> >>> inconsistent/missing > >> >>> >>> >> >>> objects reappeared? > >> >>> >>> >> >>> -Sam > >> >>> >>> >> >>> > >> >>> >>> >> >>> On Mon, Mar 7, 2016 at 2:33 PM, Jeffrey McDonald > >> >>> >>> >> >>> <jmcdo...@umn.edu> > >> >>> >>> >> >>> wrote: > >> >>> >>> >> >>>> Hi Sam, > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> I've done as you requested: > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> pg 70.459 is active+clean+inconsistent, acting > >> >>> >>> >> >>>> [307,210,273,191,132,450] > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> # for i in 307 210 273 191 132 450 ; do > >> >>> >>> >> >>>>> ceph tell osd.$i injectargs '--debug-osd 20 > >> >>> >>> >> >>>>> --debug-filestore 20 > >> >>> >>> >> >>>>> --debug-ms 1' > >> >>> >>> >> >>>>> done > >> >>> >>> >> >>>> debug_osd=20/20 debug_filestore=20/20 debug_ms=1/1 > >> >>> >>> >> >>>> debug_osd=20/20 debug_filestore=20/20 debug_ms=1/1 > >> >>> >>> >> >>>> debug_osd=20/20 debug_filestore=20/20 debug_ms=1/1 > >> >>> >>> >> >>>> debug_osd=20/20 debug_filestore=20/20 debug_ms=1/1 > >> >>> >>> >> >>>> debug_osd=20/20 debug_filestore=20/20 debug_ms=1/1 > >> >>> >>> >> >>>> debug_osd=20/20 debug_filestore=20/20 debug_ms=1/1 > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> # date > >> >>> >>> >> >>>> Mon Mar 7 16:03:38 CST 2016 > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> # ceph pg deep-scrub 70.459 > >> >>> >>> >> >>>> instructing pg 70.459 on osd.307 to deep-scrub > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> Scrub finished around > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> # date > >> >>> >>> >> >>>> Mon Mar 7 16:13:03 CST 2016 > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> I've tar'd+gziped the files which can be downloaded from > >> >>> >>> >> >>>> here. > >> >>> >>> >> >>>> The > >> >>> >>> >> >>>> logs > >> >>> >>> >> >>>> start a minute or two after today at 16:00. > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > https://drive.google.com/folderview?id=0Bzz8TrxFvfema2NQUmotd1BOTnM&usp=sharing > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> Oddly(to me anyways), this pg is now active+clean: > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> # ceph pg dump | grep 70.459 > >> >>> >>> >> >>>> dumped all in format plain > >> >>> >>> >> >>>> 70.459 21377 0 0 0 0 64515446306 3088 3088 active+clean > >> >>> >>> >> >>>> 2016-03-07 > >> >>> >>> >> >>>> 16:26:57.796537 279563'212832 279602:628151 > >> >>> >>> >> >>>> [307,210,273,191,132,450] > >> >>> >>> >> >>>> 307 > >> >>> >>> >> >>>> [307,210,273,191,132,450] 307 279563'212832 2016-03-07 > >> >>> >>> >> >>>> 16:12:30.741984 > >> >>> >>> >> >>>> 279563'212832 2016-03-07 16:12:30.741984 > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> Regards, > >> >>> >>> >> >>>> Jeff > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> On Mon, Mar 7, 2016 at 4:11 PM, Samuel Just > >> >>> >>> >> >>>> <sj...@redhat.com> > >> >>> >>> >> >>>> wrote: > >> >>> >>> >> >>>>> > >> >>> >>> >> >>>>> I think the unfound object on repair is fixed by > >> >>> >>> >> >>>>> d51806f5b330d5f112281fbb95ea6addf994324e (not in hammer > >> >>> >>> >> >>>>> yet). > >> >>> >>> >> >>>>> I > >> >>> >>> >> >>>>> opened http://tracker.ceph.com/issues/15002 for the > >> >>> >>> >> >>>>> backport > >> >>> >>> >> >>>>> and > >> >>> >>> >> >>>>> to > >> >>> >>> >> >>>>> make sure it's covered in ceph-qa-suite. No idea at > this > >> >>> >>> >> >>>>> time > >> >>> >>> >> >>>>> why > >> >>> >>> >> >>>>> the > >> >>> >>> >> >>>>> objects are disappearing though. > >> >>> >>> >> >>>>> -Sam > >> >>> >>> >> >>>>> > >> >>> >>> >> >>>>> On Mon, Mar 7, 2016 at 1:57 PM, Samuel Just > >> >>> >>> >> >>>>> <sj...@redhat.com> > >> >>> >>> >> >>>>> wrote: > >> >>> >>> >> >>>>> > The one just scrubbed and now inconsistent. > >> >>> >>> >> >>>>> > -Sam > >> >>> >>> >> >>>>> > > >> >>> >>> >> >>>>> > On Mon, Mar 7, 2016 at 1:57 PM, Jeffrey McDonald > >> >>> >>> >> >>>>> > <jmcdo...@umn.edu> > >> >>> >>> >> >>>>> > wrote: > >> >>> >>> >> >>>>> >> Do you want me to enable this for the pg already > with > >> >>> >>> >> >>>>> >> unfound > >> >>> >>> >> >>>>> >> objects > >> >>> >>> >> >>>>> >> or the > >> >>> >>> >> >>>>> >> placement group just scrubbed and now inconsistent? > >> >>> >>> >> >>>>> >> Jeff > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> On Mon, Mar 7, 2016 at 3:54 PM, Samuel Just > >> >>> >>> >> >>>>> >> <sj...@redhat.com> > >> >>> >>> >> >>>>> >> wrote: > >> >>> >>> >> >>>>> >>> > >> >>> >>> >> >>>>> >>> Can you enable > >> >>> >>> >> >>>>> >>> > >> >>> >>> >> >>>>> >>> debug osd = 20 > >> >>> >>> >> >>>>> >>> debug filestore = 20 > >> >>> >>> >> >>>>> >>> debug ms = 1 > >> >>> >>> >> >>>>> >>> > >> >>> >>> >> >>>>> >>> on all osds in that PG, rescrub, and convey to us > the > >> >>> >>> >> >>>>> >>> resulting > >> >>> >>> >> >>>>> >>> logs? > >> >>> >>> >> >>>>> >>> -Sam > >> >>> >>> >> >>>>> >>> > >> >>> >>> >> >>>>> >>> On Mon, Mar 7, 2016 at 1:36 PM, Jeffrey McDonald > >> >>> >>> >> >>>>> >>> <jmcdo...@umn.edu> > >> >>> >>> >> >>>>> >>> wrote: > >> >>> >>> >> >>>>> >>> > Here is a PG which just went inconsistent: > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > pg 70.459 is active+clean+inconsistent, acting > >> >>> >>> >> >>>>> >>> > [307,210,273,191,132,450] > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > Attached is the result of a pg query on this. I > >> >>> >>> >> >>>>> >>> > will > >> >>> >>> >> >>>>> >>> > wait > >> >>> >>> >> >>>>> >>> > for your > >> >>> >>> >> >>>>> >>> > feedback before issuing a repair. > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > From what I read, the inconsistencies are more > >> >>> >>> >> >>>>> >>> > likely > >> >>> >>> >> >>>>> >>> > the > >> >>> >>> >> >>>>> >>> > result of > >> >>> >>> >> >>>>> >>> > ntp, > >> >>> >>> >> >>>>> >>> > but > >> >>> >>> >> >>>>> >>> > all nodes have the local ntp master and all are > >> >>> >>> >> >>>>> >>> > showing > >> >>> >>> >> >>>>> >>> > sync. > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > Regards, > >> >>> >>> >> >>>>> >>> > Jeff > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > On Mon, Mar 7, 2016 at 3:15 PM, Gregory Farnum > >> >>> >>> >> >>>>> >>> > <gfar...@redhat.com> > >> >>> >>> >> >>>>> >>> > wrote: > >> >>> >>> >> >>>>> >>> >> > >> >>> >>> >> >>>>> >>> >> [ Keeping this on the users list. ] > >> >>> >>> >> >>>>> >>> >> > >> >>> >>> >> >>>>> >>> >> Okay, so next time this happens you probably > want > >> >>> >>> >> >>>>> >>> >> to > >> >>> >>> >> >>>>> >>> >> do a > >> >>> >>> >> >>>>> >>> >> pg > >> >>> >>> >> >>>>> >>> >> query > >> >>> >>> >> >>>>> >>> >> on > >> >>> >>> >> >>>>> >>> >> the PG which has been reported as dirty. I can't > >> >>> >>> >> >>>>> >>> >> help > >> >>> >>> >> >>>>> >>> >> much > >> >>> >>> >> >>>>> >>> >> beyond > >> >>> >>> >> >>>>> >>> >> that, but hopefully Kefu or David will chime in > >> >>> >>> >> >>>>> >>> >> once > >> >>> >>> >> >>>>> >>> >> there's > >> >>> >>> >> >>>>> >>> >> a > >> >>> >>> >> >>>>> >>> >> little > >> >>> >>> >> >>>>> >>> >> more for them to look at. > >> >>> >>> >> >>>>> >>> >> -Greg > >> >>> >>> >> >>>>> >>> >> > >> >>> >>> >> >>>>> >>> >> On Mon, Mar 7, 2016 at 1:00 PM, Jeffrey McDonald > >> >>> >>> >> >>>>> >>> >> <jmcdo...@umn.edu> > >> >>> >>> >> >>>>> >>> >> wrote: > >> >>> >>> >> >>>>> >>> >> > Hi Greg, > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > I'm running the ceph version hammer, > >> >>> >>> >> >>>>> >>> >> > ceph version 0.94.5 > >> >>> >>> >> >>>>> >>> >> > (9764da52395923e0b32908d83a9f7304401fee43) > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > The hardware migration was performed by just > >> >>> >>> >> >>>>> >>> >> > setting > >> >>> >>> >> >>>>> >>> >> > the > >> >>> >>> >> >>>>> >>> >> > crush > >> >>> >>> >> >>>>> >>> >> > map to > >> >>> >>> >> >>>>> >>> >> > zero > >> >>> >>> >> >>>>> >>> >> > for the OSD we wanted to retire. The system > >> >>> >>> >> >>>>> >>> >> > was > >> >>> >>> >> >>>>> >>> >> > performing > >> >>> >>> >> >>>>> >>> >> > poorly > >> >>> >>> >> >>>>> >>> >> > with > >> >>> >>> >> >>>>> >>> >> > these older OSDs and we had a difficult time > >> >>> >>> >> >>>>> >>> >> > maintaining > >> >>> >>> >> >>>>> >>> >> > stability of > >> >>> >>> >> >>>>> >>> >> > the > >> >>> >>> >> >>>>> >>> >> > system. The old OSDs are still there but > all > >> >>> >>> >> >>>>> >>> >> > of > >> >>> >>> >> >>>>> >>> >> > the > >> >>> >>> >> >>>>> >>> >> > data > >> >>> >>> >> >>>>> >>> >> > is > >> >>> >>> >> >>>>> >>> >> > now > >> >>> >>> >> >>>>> >>> >> > migrated > >> >>> >>> >> >>>>> >>> >> > to new and/or existing hardware. > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > Thanks, > >> >>> >>> >> >>>>> >>> >> > Jeff > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > On Mon, Mar 7, 2016 at 2:56 PM, Gregory Farnum > >> >>> >>> >> >>>>> >>> >> > <gfar...@redhat.com> > >> >>> >>> >> >>>>> >>> >> > wrote: > >> >>> >>> >> >>>>> >>> >> >> > >> >>> >>> >> >>>>> >>> >> >> On Mon, Mar 7, 2016 at 12:07 PM, Jeffrey > >> >>> >>> >> >>>>> >>> >> >> McDonald > >> >>> >>> >> >>>>> >>> >> >> <jmcdo...@umn.edu> > >> >>> >>> >> >>>>> >>> >> >> wrote: > >> >>> >>> >> >>>>> >>> >> >> > Hi, > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > For a while, we've been seeing inconsistent > >> >>> >>> >> >>>>> >>> >> >> > placement > >> >>> >>> >> >>>>> >>> >> >> > groups > >> >>> >>> >> >>>>> >>> >> >> > on > >> >>> >>> >> >>>>> >>> >> >> > our > >> >>> >>> >> >>>>> >>> >> >> > erasure > >> >>> >>> >> >>>>> >>> >> >> > coded system. The placement groups go > from > >> >>> >>> >> >>>>> >>> >> >> > a > >> >>> >>> >> >>>>> >>> >> >> > state > >> >>> >>> >> >>>>> >>> >> >> > of > >> >>> >>> >> >>>>> >>> >> >> > active+clean > >> >>> >>> >> >>>>> >>> >> >> > to > >> >>> >>> >> >>>>> >>> >> >> > active+clean+inconsistent after a deep > scrub: > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:45:42.044131 7f385d118700 -1 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [ERR] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320s0 deep-scrub stat mismatch, got > >> >>> >>> >> >>>>> >>> >> >> > 21446/21428 > >> >>> >>> >> >>>>> >>> >> >> > objects, > >> >>> >>> >> >>>>> >>> >> >> > 0/0 > >> >>> >>> >> >>>>> >>> >> >> > clones, > >> >>> >>> >> >>>>> >>> >> >> > 21446/21428 dirty, 0/0 omap, 0/0 > >> >>> >>> >> >>>>> >>> >> >> > hit_set_archive, > >> >>> >>> >> >>>>> >>> >> >> > 0/0 > >> >>> >>> >> >>>>> >>> >> >> > whiteouts, > >> >>> >>> >> >>>>> >>> >> >> > 64682334170/64624353083 bytes,0/0 > >> >>> >>> >> >>>>> >>> >> >> > hit_set_archive > >> >>> >>> >> >>>>> >>> >> >> > bytes. > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:45:42.044416 7f385d118700 -1 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [ERR] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320s0 deep-scrub 18 missing, 0 > >> >>> >>> >> >>>>> >>> >> >> > inconsistent > >> >>> >>> >> >>>>> >>> >> >> > objects > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:45:42.044464 7f385d118700 -1 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [ERR] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320 deep-scrub 73 errors > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > So I tell the placement group to perform a > >> >>> >>> >> >>>>> >>> >> >> > repair: > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:49:26.047177 7f385d118700 0 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [INF] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320 repair starts > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:49:57.087291 7f3858b0a700 0 > -- > >> >>> >>> >> >>>>> >>> >> >> > 10.31.0.2:6874/13937 > >> >>> >>> >> >>>>> >>> >> >> > >> > >> >>> >>> >> >>>>> >>> >> >> > 10.31.0.6:6824/8127 pipe(0x2e578000 sd=697 > >> >>> >>> >> >>>>> >>> >> >> > :6874 > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > The repair finds missing shards and repairs > >> >>> >>> >> >>>>> >>> >> >> > them, > >> >>> >>> >> >>>>> >>> >> >> > but > >> >>> >>> >> >>>>> >>> >> >> > then I > >> >>> >>> >> >>>>> >>> >> >> > have > >> >>> >>> >> >>>>> >>> >> >> > 18 > >> >>> >>> >> >>>>> >>> >> >> > 'unfound objects' : > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:51:28.467590 7f385d118700 -1 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [ERR] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320s0 repair stat mismatch, got > >> >>> >>> >> >>>>> >>> >> >> > 21446/21428 > >> >>> >>> >> >>>>> >>> >> >> > objects, > >> >>> >>> >> >>>>> >>> >> >> > 0/0 > >> >>> >>> >> >>>>> >>> >> >> > clones, > >> >>> >>> >> >>>>> >>> >> >> > 21446/21428 dirty, 0/0 omap, 0/0 > >> >>> >>> >> >>>>> >>> >> >> > hit_set_archive, > >> >>> >>> >> >>>>> >>> >> >> > 0/0 > >> >>> >>> >> >>>>> >>> >> >> > whiteouts, > >> >>> >>> >> >>>>> >>> >> >> > 64682334170/64624353083 bytes,0/0 > >> >>> >>> >> >>>>> >>> >> >> > hit_set_archive > >> >>> >>> >> >>>>> >>> >> >> > bytes. > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:51:28.468358 7f385d118700 -1 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [ERR] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320s0 repair 18 missing, 0 inconsistent > >> >>> >>> >> >>>>> >>> >> >> > objects > >> >>> >>> >> >>>>> >>> >> >> > 2016-03-07 13:51:28.469431 7f385d118700 -1 > >> >>> >>> >> >>>>> >>> >> >> > log_channel(cluster) > >> >>> >>> >> >>>>> >>> >> >> > log > >> >>> >>> >> >>>>> >>> >> >> > [ERR] : > >> >>> >>> >> >>>>> >>> >> >> > 70.320 repair 73 errors, 73 fixed > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > I've traced one of the unfound objects all > >> >>> >>> >> >>>>> >>> >> >> > the > >> >>> >>> >> >>>>> >>> >> >> > way > >> >>> >>> >> >>>>> >>> >> >> > through the > >> >>> >>> >> >>>>> >>> >> >> > system > >> >>> >>> >> >>>>> >>> >> >> > and > >> >>> >>> >> >>>>> >>> >> >> > I've found that they are not really lost. > I > >> >>> >>> >> >>>>> >>> >> >> > can > >> >>> >>> >> >>>>> >>> >> >> > fail > >> >>> >>> >> >>>>> >>> >> >> > over > >> >>> >>> >> >>>>> >>> >> >> > the > >> >>> >>> >> >>>>> >>> >> >> > osd > >> >>> >>> >> >>>>> >>> >> >> > and > >> >>> >>> >> >>>>> >>> >> >> > recover the files. This is happening > quite > >> >>> >>> >> >>>>> >>> >> >> > regularly > >> >>> >>> >> >>>>> >>> >> >> > now > >> >>> >>> >> >>>>> >>> >> >> > after a > >> >>> >>> >> >>>>> >>> >> >> > large > >> >>> >>> >> >>>>> >>> >> >> > migration of data from old hardware to > >> >>> >>> >> >>>>> >>> >> >> > new(migration > >> >>> >>> >> >>>>> >>> >> >> > is > >> >>> >>> >> >>>>> >>> >> >> > now > >> >>> >>> >> >>>>> >>> >> >> > complete). > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > The system sets the PG into 'recovery', but > >> >>> >>> >> >>>>> >>> >> >> > we've > >> >>> >>> >> >>>>> >>> >> >> > seen > >> >>> >>> >> >>>>> >>> >> >> > the > >> >>> >>> >> >>>>> >>> >> >> > system > >> >>> >>> >> >>>>> >>> >> >> > in > >> >>> >>> >> >>>>> >>> >> >> > a > >> >>> >>> >> >>>>> >>> >> >> > recovering state for many days. Should > we > >> >>> >>> >> >>>>> >>> >> >> > just > >> >>> >>> >> >>>>> >>> >> >> > be > >> >>> >>> >> >>>>> >>> >> >> > patient > >> >>> >>> >> >>>>> >>> >> >> > or do > >> >>> >>> >> >>>>> >>> >> >> > we > >> >>> >>> >> >>>>> >>> >> >> > need > >> >>> >>> >> >>>>> >>> >> >> > to dig further into the issue? > >> >>> >>> >> >>>>> >>> >> >> > >> >>> >>> >> >>>>> >>> >> >> You may need to dig into this more, although > >> >>> >>> >> >>>>> >>> >> >> I'm > >> >>> >>> >> >>>>> >>> >> >> not > >> >>> >>> >> >>>>> >>> >> >> sure > >> >>> >>> >> >>>>> >>> >> >> what > >> >>> >>> >> >>>>> >>> >> >> the > >> >>> >>> >> >>>>> >>> >> >> issue is likely to be. What version of Ceph > are > >> >>> >>> >> >>>>> >>> >> >> you > >> >>> >>> >> >>>>> >>> >> >> running? How > >> >>> >>> >> >>>>> >>> >> >> did > >> >>> >>> >> >>>>> >>> >> >> you do this hardware migration? > >> >>> >>> >> >>>>> >>> >> >> -Greg > >> >>> >>> >> >>>>> >>> >> >> > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > pg 70.320 is stuck unclean for 704.803040, > >> >>> >>> >> >>>>> >>> >> >> > current > >> >>> >>> >> >>>>> >>> >> >> > state > >> >>> >>> >> >>>>> >>> >> >> > active+recovering, > >> >>> >>> >> >>>>> >>> >> >> > last acting [277,101,218,49,304,412] > >> >>> >>> >> >>>>> >>> >> >> > pg 70.320 is active+recovering, acting > >> >>> >>> >> >>>>> >>> >> >> > [277,101,218,49,304,412], > >> >>> >>> >> >>>>> >>> >> >> > 18 > >> >>> >>> >> >>>>> >>> >> >> > unfound > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > There is no indication of any problems with > >> >>> >>> >> >>>>> >>> >> >> > down > >> >>> >>> >> >>>>> >>> >> >> > OSDs > >> >>> >>> >> >>>>> >>> >> >> > or > >> >>> >>> >> >>>>> >>> >> >> > network > >> >>> >>> >> >>>>> >>> >> >> > issues > >> >>> >>> >> >>>>> >>> >> >> > with > >> >>> >>> >> >>>>> >>> >> >> > OSDs. > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > Thanks, > >> >>> >>> >> >>>>> >>> >> >> > Jeff > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > -- > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > Jeffrey McDonald, PhD > >> >>> >>> >> >>>>> >>> >> >> > Assistant Director for HPC Operations > >> >>> >>> >> >>>>> >>> >> >> > Minnesota Supercomputing Institute > >> >>> >>> >> >>>>> >>> >> >> > University of Minnesota Twin Cities > >> >>> >>> >> >>>>> >>> >> >> > 599 Walter Library email: > >> >>> >>> >> >>>>> >>> >> >> > jeffrey.mcdon...@msi.umn.edu > >> >>> >>> >> >>>>> >>> >> >> > 117 Pleasant St SE phone: +1 612 > >> >>> >>> >> >>>>> >>> >> >> > 625-6905 > >> >>> >>> >> >>>>> >>> >> >> > Minneapolis, MN 55455 fax: +1 612 > >> >>> >>> >> >>>>> >>> >> >> > 624-8861 > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > _______________________________________________ > >> >>> >>> >> >>>>> >>> >> >> > ceph-users mailing list > >> >>> >>> >> >>>>> >>> >> >> > ceph-users@lists.ceph.com > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> >> > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >> >>> >>> >> >>>>> >>> >> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > -- > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > Jeffrey McDonald, PhD > >> >>> >>> >> >>>>> >>> >> > Assistant Director for HPC Operations > >> >>> >>> >> >>>>> >>> >> > Minnesota Supercomputing Institute > >> >>> >>> >> >>>>> >>> >> > University of Minnesota Twin Cities > >> >>> >>> >> >>>>> >>> >> > 599 Walter Library email: > >> >>> >>> >> >>>>> >>> >> > jeffrey.mcdon...@msi.umn.edu > >> >>> >>> >> >>>>> >>> >> > 117 Pleasant St SE phone: +1 612 > >> >>> >>> >> >>>>> >>> >> > 625-6905 > >> >>> >>> >> >>>>> >>> >> > Minneapolis, MN 55455 fax: +1 612 > >> >>> >>> >> >>>>> >>> >> > 624-8861 > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> >> > > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > -- > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > Jeffrey McDonald, PhD > >> >>> >>> >> >>>>> >>> > Assistant Director for HPC Operations > >> >>> >>> >> >>>>> >>> > Minnesota Supercomputing Institute > >> >>> >>> >> >>>>> >>> > University of Minnesota Twin Cities > >> >>> >>> >> >>>>> >>> > 599 Walter Library email: > >> >>> >>> >> >>>>> >>> > jeffrey.mcdon...@msi.umn.edu > >> >>> >>> >> >>>>> >>> > 117 Pleasant St SE phone: +1 612 > 625-6905 > >> >>> >>> >> >>>>> >>> > Minneapolis, MN 55455 fax: +1 612 > 624-8861 > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > _______________________________________________ > >> >>> >>> >> >>>>> >>> > ceph-users mailing list > >> >>> >>> >> >>>>> >>> > ceph-users@lists.ceph.com > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >>> > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >> >>> >>> >> >>>>> >>> > > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> -- > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> Jeffrey McDonald, PhD > >> >>> >>> >> >>>>> >> Assistant Director for HPC Operations > >> >>> >>> >> >>>>> >> Minnesota Supercomputing Institute > >> >>> >>> >> >>>>> >> University of Minnesota Twin Cities > >> >>> >>> >> >>>>> >> 599 Walter Library email: > >> >>> >>> >> >>>>> >> jeffrey.mcdon...@msi.umn.edu > >> >>> >>> >> >>>>> >> 117 Pleasant St SE phone: +1 612 625-6905 > >> >>> >>> >> >>>>> >> Minneapolis, MN 55455 fax: +1 612 624-8861 > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>>> >> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> -- > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> Jeffrey McDonald, PhD > >> >>> >>> >> >>>> Assistant Director for HPC Operations > >> >>> >>> >> >>>> Minnesota Supercomputing Institute > >> >>> >>> >> >>>> University of Minnesota Twin Cities > >> >>> >>> >> >>>> 599 Walter Library email: > >> >>> >>> >> >>>> jeffrey.mcdon...@msi.umn.edu > >> >>> >>> >> >>>> 117 Pleasant St SE phone: +1 612 625-6905 > >> >>> >>> >> >>>> Minneapolis, MN 55455 fax: +1 612 624-8861 > >> >>> >>> >> >>>> > >> >>> >>> >> >>>> > >> >>> >>> >> > _______________________________________________ > >> >>> >>> >> > ceph-users mailing list > >> >>> >>> >> > ceph-users@lists.ceph.com > >> >>> >>> >> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >> >>> >>> >> > >> >>> >>> >> > >> >>> >>> >> > >> >>> >>> >> -- > >> >>> >>> >> Email: > >> >>> >>> >> shin...@linux.com > >> >>> >>> >> GitHub: > >> >>> >>> >> shinobu-x > >> >>> >>> >> Blog: > >> >>> >>> >> Life with Distributed Computational System based on > OpenSource > >> >>> >>> > > >> >>> >>> > > >> >>> >>> > > >> >>> >>> > > >> >>> >>> > -- > >> >>> >>> > > >> >>> >>> > Jeffrey McDonald, PhD > >> >>> >>> > Assistant Director for HPC Operations > >> >>> >>> > Minnesota Supercomputing Institute > >> >>> >>> > University of Minnesota Twin Cities > >> >>> >>> > 599 Walter Library email: > jeffrey.mcdon...@msi.umn.edu > >> >>> >>> > 117 Pleasant St SE phone: +1 612 625-6905 > >> >>> >>> > Minneapolis, MN 55455 fax: +1 612 624-8861 > >> >>> >>> > > >> >>> >>> > > >> >>> >> > >> >>> >> > >> >>> >> > >> >>> >> > >> >>> >> -- > >> >>> >> > >> >>> >> Jeffrey McDonald, PhD > >> >>> >> Assistant Director for HPC Operations > >> >>> >> Minnesota Supercomputing Institute > >> >>> >> University of Minnesota Twin Cities > >> >>> >> 599 Walter Library email: jeffrey.mcdon...@msi.umn.edu > >> >>> >> 117 Pleasant St SE phone: +1 612 625-6905 > >> >>> >> Minneapolis, MN 55455 fax: +1 612 624-8861 > >> >>> >> > >> >>> >> > >> >> > >> >> > >> >> > >> >> > >> >> -- > >> >> > >> >> Jeffrey McDonald, PhD > >> >> Assistant Director for HPC Operations > >> >> Minnesota Supercomputing Institute > >> >> University of Minnesota Twin Cities > >> >> 599 Walter Library email: jeffrey.mcdon...@msi.umn.edu > >> >> 117 Pleasant St SE phone: +1 612 625-6905 > >> >> Minneapolis, MN 55455 fax: +1 612 624-8861 > >> >> > >> >> > > > > > > > > > > -- > > > > Jeffrey McDonald, PhD > > Assistant Director for HPC Operations > > Minnesota Supercomputing Institute > > University of Minnesota Twin Cities > > 599 Walter Library email: jeffrey.mcdon...@msi.umn.edu > > 117 Pleasant St SE phone: +1 612 625-6905 > > Minneapolis, MN 55455 fax: +1 612 624-8861 > > > > > -- Jeffrey McDonald, PhD Assistant Director for HPC Operations Minnesota Supercomputing Institute University of Minnesota Twin Cities 599 Walter Library email: jeffrey.mcdon...@msi.umn.edu 117 Pleasant St SE phone: +1 612 625-6905 Minneapolis, MN 55455 fax: +1 612 624-8861
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