[LU-8857] sptlrpc_target_local_read_conf() missing llog context

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.10.0
• Affects Version/s: Lustre 2.8.0
• Labels: llnl
• Environment: lustre-2.8.0_5.chaos; kernel-3.10.0-510.0.0.2chaos.ch6.x86_64; zfs-0.7.0-0.5llnl.ch6.x86_64; DNE file system with 16 MDTs
• Severity: 3
• Assignee: Lai Siyao
• Reporter: Olaf Faaland

Description

Booting the MDTs at the same time, MDT0001 (on zinc2) failed to exit recovery. The console log reports
Console log shows:

2016-11-15 16:29:26 [ 2960.562708] LustreError: 144169:0 (sec_config.c:1103:sptlrpc_target_local_read_conf()) missing llog context

about 20 seconds after Lustre reported Build Version in log. No intervening errors.

Dumped the debug logs from that MDT. The thread that reported the error recorded the following in the debug log:

   1 2016-11-15 16:29:26.845220 00000020:01000000:24.0::0:144169:0:(obd_config.c:1487:class_config_llog_handler()) Marker, inst_flg=0x8 mark_flg=0x1
   2 2016-11-15 16:29:26.845227 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf010
   3 2016-11-15 16:29:26.845228 00000020:00000080:24.0::0:144169:0:(obd_config.c:1218:class_process_config()) marker 8 (0x1) lsh-MDT0001-mdtl lov setup
   4 2016-11-15 16:29:26.845230 00000020:01000000:24.0::0:144169:0:(obd_config.c:1562:class_config_llog_handler()) For 2.x interoperability, rename obd type from lov to lod (lsh-MDT0001)
   5 2016-11-15 16:29:26.845231 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf001
   6 2016-11-15 16:29:26.845233 00000020:00000080:24.0::0:144169:0:(obd_config.c:362:class_attach()) attach type lod name: lsh-MDT0001-mdtlov uuid: lsh-MDT0001-mdtlov_UUID
   7 2016-11-15 16:29:26.857650 00000020:00000080:24.0::0:144169:0:(genops.c:371:class_newdev()) Adding new device lsh-MDT0001-mdtlov (ffff887f01a68000)
   8 2016-11-15 16:29:26.857653 00000020:00000080:24.0::0:144169:0:(obd_config.c:432:class_attach()) OBD: dev 3 attached type lod with refcount 1
   9 2016-11-15 16:29:26.857656 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf003
  10 2016-11-15 16:29:26.857701 00080000:01000000:24.0::0:144169:0:(osd_handler.c:1248:osd_obd_connect()) connect #1
  11 2016-11-15 16:29:26.857703 00000020:00000080:24.0::0:144169:0:(genops.c:1167:class_connect()) connect: client lsh-MDT0001-osd_UUID, cookie 0xd50fdc70539570e9
  12 2016-11-15 16:29:26.857727 00000020:00000080:24.0::0:144169:0:(obd_config.c:552:class_setup()) finished setup of obd lsh-MDT0001-mdtlov (uuid lsh-MDT0001-mdtlov_UUID)
  13 2016-11-15 16:29:26.857730 00000020:01000000:24.0::0:144169:0:(obd_config.c:1487:class_config_llog_handler()) Marker, inst_flg=0x2 mark_flg=0x2
  14 2016-11-15 16:29:26.857731 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf010
  15 2016-11-15 16:29:26.857731 00000020:00000080:24.0::0:144169:0:(obd_config.c:1218:class_process_config()) marker 8 (0x2) lsh-MDT0001-mdtl lov setup
  16 2016-11-15 16:29:26.857732 00000020:01000000:24.0::0:144169:0:(obd_config.c:1487:class_config_llog_handler()) Marker, inst_flg=0x0 mark_flg=0x1
  17 2016-11-15 16:29:26.857733 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf010
  18 2016-11-15 16:29:26.857734 00000020:00000080:24.0::0:144169:0:(obd_config.c:1218:class_process_config()) marker 9 (0x1) lsh-MDT0001 add mdt
  19 2016-11-15 16:29:26.857735 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf001
  20 2016-11-15 16:29:26.857735 00000020:00000080:24.0::0:144169:0:(obd_config.c:362:class_attach()) attach type mdt name: lsh-MDT0001 uuid: lsh-MDT0001_UUID
  21 2016-11-15 16:29:26.857754 00000020:00000080:24.0::0:144169:0:(genops.c:371:class_newdev()) Adding new device lsh-MDT0001 (ffff887f01a68f28)
  22 2016-11-15 16:29:26.857755 00000020:00000080:24.0::0:144169:0:(obd_config.c:432:class_attach()) OBD: dev 4 attached type mdt with refcount 1
  23 2016-11-15 16:29:26.857756 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf007
  24 2016-11-15 16:29:26.857757 00000020:00000080:24.0::0:144169:0:(obd_config.c:1176:class_process_config()) mountopt: profile lsh-MDT0001 osc lsh-MDT0001-mdtlov mdc (null)
  25 2016-11-15 16:29:26.857758 00000020:01000000:24.0::0:144169:0:(obd_config.c:873:class_add_profile()) Add profile lsh-MDT0001
  26 2016-11-15 16:29:26.857760 00000020:00000080:24.0::0:144169:0:(obd_config.c:1148:class_process_config()) processing cmd: cf003
  27 2016-11-15 16:29:26.857772 00000020:01000004:24.0::0:144169:0:(obd_mount_server.c:175:server_get_mount()) get mount ffff883f70083800 from lsh-MDT0001, refs=2
  28 2016-11-15 16:29:26.857776 00000020:00000080:24.0::0:144169:0:(obd_config.c:362:class_attach()) attach type mdd name: lsh-MDD0001 uuid: lsh-MDD0001_UUID
  29 2016-11-15 16:29:26.868373 00000020:00000080:24.0::0:144169:0:(genops.c:371:class_newdev()) Adding new device lsh-MDD0001 (ffff887f01a69e50)
  30 2016-11-15 16:29:26.868376 00000020:00000080:24.0::0:144169:0:(obd_config.c:432:class_attach()) OBD: dev 5 attached type mdd with refcount 1
  31 2016-11-15 16:29:26.868397 00000004:01000000:24.0::0:144169:0:(lod_dev.c:1687:lod_obd_connect()) connect #0
  32 2016-11-15 16:29:26.868399 00000020:00000080:24.0::0:144169:0:(genops.c:1167:class_connect()) connect: client lsh-MDT0001-mdtlov_UUID, cookie 0xd50fdc70539570fe
  33 2016-11-15 16:29:26.868412 00000020:00000080:24.0::0:144169:0:(obd_config.c:552:class_setup()) finished setup of obd lsh-MDD0001 (uuid lsh-MDD0001_UUID)
  34 2016-11-15 16:29:26.868420 00000004:01000000:24.0::0:144169:0:(mdd_device.c:1178:mdd_obd_connect()) connect #0
  35 2016-11-15 16:29:26.868422 00000020:00000080:24.0::0:144169:0:(genops.c:1167:class_connect()) connect: client lsh-MDD0001_UUID, cookie 0xd50fdc7053957105
  36 2016-11-15 16:29:26.868423 00080000:01000000:24.0::0:144169:0:(osd_handler.c:1248:osd_obd_connect()) connect #2
  37 2016-11-15 16:29:26.868425 00000020:00000080:24.0::0:144169:0:(genops.c:1167:class_connect()) connect: client lsh-MDT0001-osd_UUID, cookie 0xd50fdc705395710c
  38 2016-11-15 16:29:26.920911 02000000:00020000:24.0::0:144169:0:(sec_config.c:1103:sptlrpc_target_local_read_conf()) missing llog context
  39 2016-11-15 16:29:26.931932 00000020:00000080:24.0::0:144169:0:(obd_config.c:552:class_setup()) finished setup of obd lsh-MDT0001 (uuid lsh-MDT0001_UUID)