I've formatted the cluster since then. But i'll report back if this happens again.

Stefan
Am 20.11.2012 00:43, schrieb Samuel Just:
Can you restart one of the affected osds with debug osd = 20, debug
filestore = 20, debug ms = 1 and post the log?
-Sam

On Mon, Nov 19, 2012 at 3:39 PM, Stefan Priebe <s.pri...@profihost.ag> wrote:
Am 20.11.2012 00:39, schrieb Samuel Just:

Seems to be a truncated log file...  That usually indicates filesystem
corruption.  Anything in dmesg?
-Sam

No. Everything fine.



On Thu, Nov 15, 2012 at 1:07 PM, Stefan Priebe <s.pri...@profihost.ag>
wrote:

Hello list,

actual master incl. upstream/wip-fd-simple-cache results in this crash
when
i try to start some of my osds (others work fine) today on multiple
nodes:

      -2> 2012-11-15 22:04:09.226945 7f3af1c7a780  0 osd.52 pg_epoch: 657
pg[3.3b( v 632'823 (632'823,632'823] n=5 ec=17 les/c 18/18 656/656/17) []
r=0 lpr=0 pi=17-655/2 (info mismatch, log(632'823,0'0]) (log bound
mismatch,
empty) lcod 0'0 mlcod 0'0 inactive] Got exception 'read_log_error:
read_log
got 0 bytes, expected 126086-0=126086' while reading log. Moving
corrupted
log file to 'corrupt_log_2012-11-15_22:04_3.3b' for later analysis.
      -1> 2012-11-15 22:04:09.233563 7f3af1c7a780  0 osd.52 pg_epoch: 657
pg[3.557( v 632'753 (0'0,632'753] n=2 ec=17 les/c 18/18 656/656/17) []
r=0
lpr=0 pi=17-655/2 (info mismatch, log(0'0,0'0]) lcod 0'0 mlcod 0'0
inactive]
Got exception 'read_log_error: read_log got 0 bytes, expected
115488-0=115488' while reading log. Moving corrupted log file to
'corrupt_log_2012-11-15_22:04_3.557' for later analysis.
       0> 2012-11-15 22:04:09.234536 7f3ae87d0700 -1 os/FileStore.cc: In
function 'int FileStore::_collection_add(coll_t, coll_t, const
hobject_t&,
const SequencerPosition&)' thread 7f3ae87d0700 time 2012-11-15
22:04:09.233672
os/FileStore.cc: 4500: FAILED assert(replaying)

   ceph version 0.54-607-gf89e101
(f89e1012bafabd6875a4a1e1832d76ffdf45b039)
   1: (FileStore::_collection_add(coll_t, coll_t, hobject_t const&,
SequencerPosition const&)+0x77d) [0x72ff0d]
   2: (FileStore::_do_transaction(ObjectStore::Transaction&, unsigned
long,
int)+0x25fb) [0x73481b]
   3: (FileStore::do_transactions(std::list<ObjectStore::Transaction*,
std::allocator<ObjectStore::Transaction*> >&, unsigned long)+0x4c)
[0x73952c]
   4: (FileStore::_do_op(FileStore::OpSequencer*)+0x195) [0x705c45]
   5: (ThreadPool::worker(ThreadPool::WorkThread*)+0x82b) [0x830f1b]
   6: (ThreadPool::WorkThread::entry()+0x10) [0x833700]
   7: (()+0x68ca) [0x7f3af16578ca]
   8: (clone()+0x6d) [0x7f3aefac6bfd]
   NOTE: a copy of the executable, or `objdump -rdS <executable>` is
needed to
interpret this.

--- logging levels ---
     0/ 5 none
     0/ 0 lockdep
     0/ 0 context
     0/ 0 crush
     1/ 5 mds
     1/ 5 mds_balancer
     1/ 5 mds_locker
     1/ 5 mds_log
     1/ 5 mds_log_expire
     1/ 5 mds_migrator
     0/ 0 buffer
     0/ 0 timer
     0/ 1 filer
     0/ 1 striper
     0/ 1 objecter
     0/ 5 rados
     0/ 5 rbd
     0/ 0 journaler
     0/ 5 objectcacher
     0/ 5 client
     0/ 0 osd
     0/ 0 optracker
     0/ 0 objclass
     0/ 0 filestore
     0/ 0 journal
     0/ 0 ms
     1/ 5 mon
     0/ 0 monc
     0/ 5 paxos
     0/ 0 tp
     0/ 0 auth
     1/ 5 crypto
     0/ 0 finisher
     0/ 0 heartbeatmap
     0/ 0 perfcounter
     1/ 5 rgw
     1/ 5 hadoop
     1/ 5 javaclient
     0/ 0 asok
     0/ 0 throttle
    -2/-2 (syslog threshold)
    -1/-1 (stderr threshold)
    max_recent     10000
    max_new      1000000
    log_file /var/log/ceph/ceph-osd.52.log
--- end dump of recent events ---
2012-11-15 22:04:09.235734 7f3ae87d0700 -1 *** Caught signal (Aborted) **
   in thread 7f3ae87d0700

   ceph version 0.54-607-gf89e101
(f89e1012bafabd6875a4a1e1832d76ffdf45b039)
   1: /usr/bin/ceph-osd() [0x799769]
   2: (()+0xeff0) [0x7f3af165fff0]
   3: (gsignal()+0x35) [0x7f3aefa29215]
   4: (abort()+0x180) [0x7f3aefa2c020]
   5: (__gnu_cxx::__verbose_terminate_handler()+0x115) [0x7f3af02bddc5]
   6: (()+0xcb166) [0x7f3af02bc166]
   7: (()+0xcb193) [0x7f3af02bc193]
   8: (()+0xcb28e) [0x7f3af02bc28e]
   9: (ceph::__ceph_assert_fail(char const*, char const*, int, char
const*)+0x7c9) [0x7fd069]
   10: (FileStore::_collection_add(coll_t, coll_t, hobject_t const&,
SequencerPosition const&)+0x77d) [0x72ff0d]
   11: (FileStore::_do_transaction(ObjectStore::Transaction&, unsigned
long,
int)+0x25fb) [0x73481b]
   12: (FileStore::do_transactions(std::list<ObjectStore::Transaction*,
std::allocator<ObjectStore::Transaction*> >&, unsigned long)+0x4c)
[0x73952c]
   13: (FileStore::_do_op(FileStore::OpSequencer*)+0x195) [0x705c45]
   14: (ThreadPool::worker(ThreadPool::WorkThread*)+0x82b) [0x830f1b]
   15: (ThreadPool::WorkThread::entry()+0x10) [0x833700]
   16: (()+0x68ca) [0x7f3af16578ca]
   17: (clone()+0x6d) [0x7f3aefac6bfd]
   NOTE: a copy of the executable, or `objdump -rdS <executable>` is
needed to
interpret this.

--- begin dump of recent events ---
       0> 2012-11-15 22:04:09.235734 7f3ae87d0700 -1 *** Caught signal
(Aborted) **
   in thread 7f3ae87d0700

   ceph version 0.54-607-gf89e101
(f89e1012bafabd6875a4a1e1832d76ffdf45b039)
   1: /usr/bin/ceph-osd() [0x799769]
   2: (()+0xeff0) [0x7f3af165fff0]
   3: (gsignal()+0x35) [0x7f3aefa29215]
   4: (abort()+0x180) [0x7f3aefa2c020]
   5: (__gnu_cxx::__verbose_terminate_handler()+0x115) [0x7f3af02bddc5]
   6: (()+0xcb166) [0x7f3af02bc166]
   7: (()+0xcb193) [0x7f3af02bc193]
   8: (()+0xcb28e) [0x7f3af02bc28e]
   9: (ceph::__ceph_assert_fail(char const*, char const*, int, char
const*)+0x7c9) [0x7fd069]
   10: (FileStore::_collection_add(coll_t, coll_t, hobject_t const&,
SequencerPosition const&)+0x77d) [0x72ff0d]
   11: (FileStore::_do_transaction(ObjectStore::Transaction&, unsigned
long,
int)+0x25fb) [0x73481b]
   12: (FileStore::do_transactions(std::list<ObjectStore::Transaction*,
std::allocator<ObjectStore::Transaction*> >&, unsigned long)+0x4c)
[0x73952c]
   13: (FileStore::_do_op(FileStore::OpSequencer*)+0x195) [0x705c45]
   14: (ThreadPool::worker(ThreadPool::WorkThread*)+0x82b) [0x830f1b]
   15: (ThreadPool::WorkThread::entry()+0x10) [0x833700]
   16: (()+0x68ca) [0x7f3af16578ca]
   17: (clone()+0x6d) [0x7f3aefac6bfd]
   NOTE: a copy of the executable, or `objdump -rdS <executable>` is
needed to
interpret this.

--- logging levels ---
     0/ 5 none
     0/ 0 lockdep
     0/ 0 context
     0/ 0 crush
     1/ 5 mds
     1/ 5 mds_balancer
     1/ 5 mds_locker
     1/ 5 mds_log
     1/ 5 mds_log_expire
     1/ 5 mds_migrator
     0/ 0 buffer
     0/ 0 timer
     0/ 1 filer
     0/ 1 striper
     0/ 1 objecter
     0/ 5 rados
     0/ 5 rbd
     0/ 0 journaler
     0/ 5 objectcacher
     0/ 5 client
     0/ 0 osd
     0/ 0 optracker
     0/ 0 objclass
     0/ 0 filestore
     0/ 0 journal
     0/ 0 ms
     1/ 5 mon
     0/ 0 monc
     0/ 5 paxos
     0/ 0 tp
     0/ 0 auth
     1/ 5 crypto
     0/ 0 finisher
     0/ 0 heartbeatmap
     0/ 0 perfcounter
     1/ 5 rgw
     1/ 5 hadoop
     1/ 5 javaclient
     0/ 0 asok
     0/ 0 throttle
    -2/-2 (syslog threshold)
    -1/-1 (stderr threshold)
    max_recent     10000
    max_new      1000000
    log_file /var/log/ceph/ceph-osd.52.log
--- end dump of recent events ---

Stefan
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