Which node is osd.307 on? -Sam On Mon, Mar 7, 2016 at 4:43 PM, Samuel Just <sjust@xxxxxxxxxx> 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 <jmcdonal@xxxxxxx> 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 <sjust@xxxxxxxxxx> 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 <sjust@xxxxxxxxxx> 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 <jmcdonal@xxxxxxx> >>> > wrote: >>> >> they're all the same.....see attached. >>> >> >>> >> On Mon, Mar 7, 2016 at 6:31 PM, Samuel Just <sjust@xxxxxxxxxx> wrote: >>> >>> >>> >>> Have you confirmed the versions? >>> >>> -Sam >>> >>> >>> >>> On Mon, Mar 7, 2016 at 4:29 PM, Jeffrey McDonald <jmcdonal@xxxxxxx> >>> >>> 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.kj@xxxxxxxxx> >>> >>> > 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 <sjust@xxxxxxxxxx> >>> >>> >> 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 <sjust@xxxxxxxxxx> >>> >>> >> > 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 <sjust@xxxxxxxxxx> >>> >>> >> >> 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 >>> >>> >> >>> <jmcdonal@xxxxxxx> >>> >>> >> >>> 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 <sjust@xxxxxxxxxx> >>> >>> >> >>>> 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 >>> >>> >> >>>>> <sjust@xxxxxxxxxx> >>> >>> >> >>>>> wrote: >>> >>> >> >>>>> > The one just scrubbed and now inconsistent. >>> >>> >> >>>>> > -Sam >>> >>> >> >>>>> > >>> >>> >> >>>>> > On Mon, Mar 7, 2016 at 1:57 PM, Jeffrey McDonald >>> >>> >> >>>>> > <jmcdonal@xxxxxxx> >>> >>> >> >>>>> > 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 >>> >>> >> >>>>> >> <sjust@xxxxxxxxxx> >>> >>> >> >>>>> >> 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 >>> >>> >> >>>>> >>> <jmcdonal@xxxxxxx> >>> >>> >> >>>>> >>> 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 >>> >>> >> >>>>> >>> > <gfarnum@xxxxxxxxxx> >>> >>> >> >>>>> >>> > 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 >>> >>> >> >>>>> >>> >> <jmcdonal@xxxxxxx> >>> >>> >> >>>>> >>> >> 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 >>> >>> >> >>>>> >>> >> > <gfarnum@xxxxxxxxxx> >>> >>> >> >>>>> >>> >> > wrote: >>> >>> >> >>>>> >>> >> >> >>> >>> >> >>>>> >>> >> >> On Mon, Mar 7, 2016 at 12:07 PM, Jeffrey McDonald >>> >>> >> >>>>> >>> >> >> <jmcdonal@xxxxxxx> >>> >>> >> >>>>> >>> >> >> 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.mcdonald@xxxxxxxxxxx >>> >>> >> >>>>> >>> >> >> > 117 Pleasant St SE phone: +1 612 >>> >>> >> >>>>> >>> >> >> > 625-6905 >>> >>> >> >>>>> >>> >> >> > Minneapolis, MN 55455 fax: +1 612 >>> >>> >> >>>>> >>> >> >> > 624-8861 >>> >>> >> >>>>> >>> >> >> > >>> >>> >> >>>>> >>> >> >> > >>> >>> >> >>>>> >>> >> >> > >>> >>> >> >>>>> >>> >> >> > _______________________________________________ >>> >>> >> >>>>> >>> >> >> > ceph-users mailing list >>> >>> >> >>>>> >>> >> >> > ceph-users@xxxxxxxxxxxxxx >>> >>> >> >>>>> >>> >> >> > >>> >>> >> >>>>> >>> >> >> > >>> >>> >> >>>>> >>> >> >> > 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.mcdonald@xxxxxxxxxxx >>> >>> >> >>>>> >>> >> > 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.mcdonald@xxxxxxxxxxx >>> >>> >> >>>>> >>> > 117 Pleasant St SE phone: +1 612 625-6905 >>> >>> >> >>>>> >>> > Minneapolis, MN 55455 fax: +1 612 624-8861 >>> >>> >> >>>>> >>> > >>> >>> >> >>>>> >>> > >>> >>> >> >>>>> >>> > >>> >>> >> >>>>> >>> > _______________________________________________ >>> >>> >> >>>>> >>> > ceph-users mailing list >>> >>> >> >>>>> >>> > ceph-users@xxxxxxxxxxxxxx >>> >>> >> >>>>> >>> > 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.mcdonald@xxxxxxxxxxx >>> >>> >> >>>>> >> 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.mcdonald@xxxxxxxxxxx >>> >>> >> >>>> 117 Pleasant St SE phone: +1 612 625-6905 >>> >>> >> >>>> Minneapolis, MN 55455 fax: +1 612 624-8861 >>> >>> >> >>>> >>> >>> >> >>>> >>> >>> >> > _______________________________________________ >>> >>> >> > ceph-users mailing list >>> >>> >> > ceph-users@xxxxxxxxxxxxxx >>> >>> >> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >>> >>> >> >>> >>> >> >>> >>> >> >>> >>> >> -- >>> >>> >> Email: >>> >>> >> shinobu@xxxxxxxxx >>> >>> >> 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.mcdonald@xxxxxxxxxxx >>> >>> > 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.mcdonald@xxxxxxxxxxx >>> >> 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.mcdonald@xxxxxxxxxxx >> 117 Pleasant St SE phone: +1 612 625-6905 >> Minneapolis, MN 55455 fax: +1 612 624-8861 >> >> _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
 |