Different nodes? -Sam On Mon, Oct 27, 2014 at 2:43 PM, Wido den Hollander <wido@xxxxxxxx> wrote: > On 10/27/2014 10:35 PM, Samuel Just wrote: >> The file is supposed to be 0 bytes, can you attach the log which went >> with that strace? > > Yes, two URLs: > > * http://ceph.o.auroraobjects.eu/ceph-osd.25.log.gz > * http://ceph.o.auroraobjects.eu/ceph-osd.25.strace.gz > > It was with debug_filestore on 20. > > Wido > >> -Sam >> >> On Mon, Oct 27, 2014 at 2:16 PM, Wido den Hollander <wido@xxxxxxxx> wrote: >>> On 10/27/2014 10:05 PM, Samuel Just wrote: >>>> Try reproducing with an strace. >>> >>> I did so and this is the result: >>> http://ceph.o.auroraobjects.eu/ceph-osd.25.strace.gz >>> >>> It does this stat: >>> >>> stat("/var/lib/ceph/osd/ceph-25/current/meta/DIR_D/DIR_C" >>> >>> That fails with: -1 ENOENT (No such file or directory) >>> >>> Afterwards it open this pglog: >>> /var/lib/ceph/osd/ceph-25/current/meta/DIR_D/pglog\\u14.1a56__0_A1630ECD__none >>> >>> That file is however 0 bytes. (And all other files in the same directory). >>> >>> Afterwards the OSD asserts and writes to the log. >>> >>> Wido >>> >>>> -Sam >>>> >>>> On Mon, Oct 27, 2014 at 2:02 PM, Wido den Hollander <wido@xxxxxxxx> wrote: >>>>> Hi, >>>>> >>>>> On a 0.80.7 cluster I'm experiencing a couple of OSDs refusing to start >>>>> due to a crash they encounter when reading the PGLog. >>>>> >>>>> A snippet of the log: >>>>> >>>>> -11> 2014-10-27 21:56:04.690046 7f034a006800 10 >>>>> filestore(/var/lib/ceph/osd/ceph-25) _do_transaction on 0x392e600 >>>>> -10> 2014-10-27 21:56:04.690078 7f034a006800 20 >>>>> filestore(/var/lib/ceph/osd/ceph-25) _check_global_replay_guard no xattr >>>>> -9> 2014-10-27 21:56:04.690140 7f034a006800 20 >>>>> filestore(/var/lib/ceph/osd/ceph-25) _check_replay_guard no xattr >>>>> -8> 2014-10-27 21:56:04.690150 7f034a006800 15 >>>>> filestore(/var/lib/ceph/osd/ceph-25) touch meta/a1630ecd/pglog_14.1a56/0//-1 >>>>> -7> 2014-10-27 21:56:04.690184 7f034a006800 10 >>>>> filestore(/var/lib/ceph/osd/ceph-25) touch >>>>> meta/a1630ecd/pglog_14.1a56/0//-1 = 0 >>>>> -6> 2014-10-27 21:56:04.690196 7f034a006800 15 >>>>> filestore(/var/lib/ceph/osd/ceph-25) _omap_rmkeys >>>>> meta/a1630ecd/pglog_14.1a56/0//-1 >>>>> -5> 2014-10-27 21:56:04.690290 7f034a006800 10 filestore oid: >>>>> a1630ecd/pglog_14.1a56/0//-1 not skipping op, *spos 1435883.0.2 >>>>> -4> 2014-10-27 21:56:04.690295 7f034a006800 10 filestore > >>>>> header.spos 0.0.0 >>>>> -3> 2014-10-27 21:56:04.690314 7f034a006800 0 >>>>> filestore(/var/lib/ceph/osd/ceph-25) error (1) Operation not permitted >>>>> not handled on operation 33 (1435883.0.2, or op 2, counting from 0) >>>>> -2> 2014-10-27 21:56:04.690325 7f034a006800 0 >>>>> filestore(/var/lib/ceph/osd/ceph-25) unexpected error code >>>>> -1> 2014-10-27 21:56:04.690327 7f034a006800 0 >>>>> filestore(/var/lib/ceph/osd/ceph-25) transaction dump: >>>>> { "ops": [ >>>>> { "op_num": 0, >>>>> "op_name": "nop"}, >>>>> { "op_num": 1, >>>>> "op_name": "touch", >>>>> "collection": "meta", >>>>> "oid": "a1630ecd\/pglog_14.1a56\/0\/\/-1"}, >>>>> { "op_num": 2, >>>>> "op_name": "omap_rmkeys", >>>>> "collection": "meta", >>>>> "oid": "a1630ecd\/pglog_14.1a56\/0\/\/-1"}, >>>>> { "op_num": 3, >>>>> "op_name": "omap_setkeys", >>>>> "collection": "meta", >>>>> "oid": "a1630ecd\/pglog_14.1a56\/0\/\/-1", >>>>> "attr_lens": { "can_rollback_to": 12}}]} >>>>> 0> 2014-10-27 21:56:04.691992 7f034a006800 -1 os/FileStore.cc: In >>>>> function 'unsigned int >>>>> FileStore::_do_transaction(ObjectStore::Transaction&, uint64_t, int, >>>>> ThreadPool::TPHandle*)' thread 7f034a006800 time 2014-10-27 21:56:04.690368 >>>>> os/FileStore.cc: 2559: FAILED assert(0 == "unexpected error") >>>>> >>>>> >>>>> The backing XFS filesystem seems to be OK, but isn't this a leveldb >>>>> issue where the omap information is stored? >>>>> >>>>> Anyone seen this before? I have about 5 OSDs (out of the 336) which are >>>>> showing this problem when booting. >>>>> >>>>> -- >>>>> Wido den Hollander >>>>> 42on B.V. >>>>> Ceph trainer and consultant >>>>> >>>>> Phone: +31 (0)20 700 9902 >>>>> Skype: contact42on >>>>> -- >>>>> To unsubscribe from this list: send the line "unsubscribe ceph-devel" in >>>>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> >>> >>> -- >>> Wido den Hollander >>> 42on B.V. >>> Ceph trainer and consultant >>> >>> Phone: +31 (0)20 700 9902 >>> Skype: contact42on > > > -- > Wido den Hollander > 42on B.V. > Ceph trainer and consultant > > Phone: +31 (0)20 700 9902 > Skype: contact42on -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html