-9> 2015-05-06 13:49:12.640474 7fd53c3bc700  5 -- op tracker -- seq: 180, time: 2015-05-06 13:49:12.640438, event: header_read, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -8> 2015-05-06 13:49:12.640488 7fd53c3bc700  5 -- op tracker -- seq: 180, time: 2015-05-06 13:49:12.640439, event: throttled, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -7> 2015-05-06 13:49:12.640496 7fd53c3bc700  5 -- op tracker -- seq: 180, time: 2015-05-06 13:49:12.640446, event: all_read, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -6> 2015-05-06 13:49:12.640504 7fd53c3bc700  5 -- op tracker -- seq: 180, time: 0.000000, event: dispatched, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -5> 2015-05-06 13:49:12.640536 7fd5446cf700  5 -- op tracker -- seq: 180, time: 2015-05-06 13:49:12.640536, event: reached_pg, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -4> 2015-05-06 13:49:12.640551 7fd5446cf700  5 -- op tracker -- seq: 180, time: 2015-05-06 13:49:12.640551, event: started, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -3> 2015-05-06 13:49:12.640567 7fd5446cf700  5 -- op tracker -- seq: 180, time: 2015-05-06 13:49:12.640567, event: done, op: osd_sub_op_reply(unknown.0.0:0 5.13 0//0//5 [scrub-reserve] ack, result = 0)
    -2> 2015-05-06 13:49:12.640600 7fd540ec8700  0 log_channel(default) log [INF] : 5.13 deep-scrub starts
     0> 2015-05-06 13:49:12.649026 7fd540ec8700 -1 *** Caught signal (Aborted) **
 in thread 7fd540ec8700

 ceph version 0.93 (bebf8e9a830d998eeaab55f86bb256d4360dd3c4)
 1: ceph-osd() [0x9ec384]
 2: (()+0xf890) [0x7fd55fde8890]
 3: (gsignal()+0x37) [0x7fd55e13e187]
 4: (abort()+0x118) [0x7fd55e13f538]
 5: (__gnu_cxx::__verbose_terminate_handler()+0x155) [0x7fd55ea2d145]
 6: (()+0x632e6) [0x7fd55ea2b2e6]
 7: (()+0x63313) [0x7fd55ea2b313]
 8: (()+0x63532) [0x7fd55ea2b532]
 9: (ceph::buffer::list::iterator::copy(unsigned int, char*)+0x137) [0xb51bf7]
 10: (object_info_t::decode(ceph::buffer::list::iterator&)+0x6b) [0x766d5b]
 11: (PG::_scan_snaps(ScrubMap&)+0x2fb) [0x7a80ab]
 12: (PG::build_scrub_map_chunk(ScrubMap&, hobject_t, hobject_t, bool, unsigned int, ThreadPool::TPHandle&)+0x218) [0x7a8e28]
 13: (PG::chunky_scrub(ThreadPool::TPHandle&)+0x480) [0x7aef20]
 14: (PG::scrub(ThreadPool::TPHandle&)+0x2ee) [0x7b05fe]
 15: (OSD::ScrubWQ::_process(PG*, ThreadPool::TPHandle&)+0x19) [0x6990f9]
 16: (ThreadPool::worker(ThreadPool::WorkThread*)+0xa5e) [0xad53ae]
 17: (ThreadPool::WorkThread::entry()+0x10) [0xad6450]
 18: (()+0x80a4) [0x7fd55fde10a4]
 19: (clone()+0x6d) [0x7fd55e1ee06d]
 NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to interpret this.

--- logging levels ---
   0/ 5 none
   0/ 1 lockdep
   0/ 1 context
   1/ 1 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/ 1 buffer
   0/ 1 timer
   0/ 1 filer
   0/ 1 striper
   0/ 1 objecter
   0/ 5 rados
   0/ 5 rbd
   0/ 5 rbd_replay
   0/ 5 journaler
   0/ 5 objectcacher
   0/ 5 client
   0/ 5 osd
   0/ 5 optracker
   0/ 5 objclass
   1/ 3 filestore
   1/ 3 keyvaluestore
   1/ 3 journal
   0/ 5 ms
   1/ 5 mon
   0/10 monc
   1/ 5 paxos
   0/ 5 tp
   1/ 5 auth
   1/ 5 crypto
   1/ 1 finisher
   1/ 5 heartbeatmap
   1/ 5 perfcounter
   1/ 5 rgw
   1/10 civetweb
   1/ 5 javaclient
   1/ 5 asok
   1/ 1 throttle
   0/ 0 refs
   1/ 5 xio
  -2/-2 (syslog threshold)
  99/99 (stderr threshold)
  max_recent     10000
  max_new         1000
  log_file
--- end dump of recent events ---