Hi, I just had to go through the "Dilger procedure" after MDS crashing when mounting MDT. The system is running fine now - glad that I just learned about this procedure.
trace attached.
[ 78.216468] Lustre: OBD class driver, [EMAIL PROTECTED] [ 78.217547] Lustre Version: 1.6.4.3 [ 78.218393] Build Version: 1.6.4.3-19700101010000-PRISTINE-.home.goldbach.Build-lustre-server-kernel.linux-2.6.18.8-2.6.18.8-bnx2-1.6.7b-cciss-3.6.18-5-lustre-1.6.4.3 [ 78.299294] Lustre: Added LNI [EMAIL PROTECTED] [8/256] [ 78.300363] Lustre: Accept secure, port 988 [ 78.393841] Lustre: Lustre Client File System; [EMAIL PROTECTED] [ 78.453938] kjournald starting. Commit interval 5 seconds [ 78.461664] LDISKFS FS on dm-0, internal journal [ 78.462675] LDISKFS-fs: recovery complete. [ 78.469931] LDISKFS-fs: mounted filesystem with ordered data mode. [ 78.529838] kjournald starting. Commit interval 5 seconds [ 78.536134] LDISKFS FS on dm-0, internal journal [ 78.537334] LDISKFS-fs: mounted filesystem with ordered data mode. [ 78.594288] Lustre: MGS MGS started [ 78.595297] Lustre: Server MGS on device /dev/lustre_pool/mgt has started [ 78.676788] kjournald starting. Commit interval 5 seconds [ 78.681816] LDISKFS FS on dm-1, internal journal [ 78.682987] LDISKFS-fs: recovery complete. [ 78.688720] LDISKFS-fs: mounted filesystem with ordered data mode. [ 78.757422] kjournald starting. Commit interval 5 seconds [ 78.765206] LDISKFS FS on dm-1, internal journal [ 78.766255] LDISKFS-fs: mounted filesystem with ordered data mode. [ 78.864505] Lustre: Enabling user_xattr [ 78.907525] Lustre: 1361:0:(mds_fs.c:446:mds_init_server_data()) RECOVERY: service iloapp3-MDT0000, 3 recoverable clients, last_transno 158566404 [ 78.952173] Lustre: MDT iloapp3-MDT0000 now serving dev (iloapp3-MDT0000/1455817d-55a2-a694-4403-7abfdae1606f), but will be in recovery until 3 clients reconnect, or if no clients reconnect for 4:10; during that time new clients will not be allowed to connect. Recovery progress can be monitored by watching /proc/fs/lustre/mds/iloapp3-MDT0000/recovery_status. [ 78.978179] Lustre: 1361:0:(mds_lov.c:858:mds_notify()) MDS iloapp3-MDT0000: in recovery, not resetting orphans on iloapp3-OST0000_UUID [ 79.012936] BUG: scheduling while atomic: mount.lustre/0xffff8101/1361 [ 79.014247] [ 79.014247] Call Trace: [ 79.015240] [<ffffffff8025973a>] __sched_text_start+0x7a/0x769 [ 79.016616] [<ffffffff8023ab95>] lock_timer_base+0x1b/0x3c [ 79.017943] [<ffffffff8022f226>] del_timer+0x4e/0x57 [ 79.018971] [<ffffffff802130a8>] sync_buffer+0x0/0x3f [ 79.020003] [<ffffffff8025a59a>] io_schedule+0x28/0x34 [ 79.021235] [<ffffffff802130e3>] sync_buffer+0x3b/0x3f [ 79.022490] [<ffffffff8025a8f5>] __wait_on_bit+0x40/0x6f [ 79.023780] [<ffffffff802130a8>] sync_buffer+0x0/0x3f [ 79.024955] [<ffffffff8025a990>] out_of_line_wait_on_bit+0x6c/0x78 [ 79.026373] [<ffffffff80286a91>] wake_bit_function+0x0/0x23 [ 79.027743] [<ffffffff80222c9f>] __bread+0x62/0x77 [ 79.028724] [<ffffffff88318de2>] :ldiskfs:read_block_bitmap+0xa2/0xf0 [ 79.030245] [<ffffffff88319695>] :ldiskfs:ldiskfs_free_blocks_sb+0x115/0x510 [ 79.031856] [<ffffffff88319b21>] :ldiskfs:ldiskfs_free_blocks+0x91/0xe0 [ 79.033392] [<ffffffff8831ed1a>] :ldiskfs:ldiskfs_free_data+0x8a/0x110 [ 79.034944] [<ffffffff8831f19c>] :ldiskfs:ldiskfs_truncate+0x20c/0x650 [ 79.036261] [<ffffffff802dbeab>] start_this_handle+0x355/0x405 [ 79.037705] [<ffffffff8831fbb4>] :ldiskfs:ldiskfs_delete_inode+0x84/0xf0 [ 79.039043] [<ffffffff8831fb30>] :ldiskfs:ldiskfs_delete_inode+0x0/0xf0 [ 79.040636] [<ffffffff8022c804>] generic_delete_inode+0x8e/0x10b [ 79.042042] [<ffffffff883ce891>] :mds:mds_obd_destroy+0xa11/0xad0 [ 79.043435] [<ffffffff8022a2d7>] mntput_no_expire+0x19/0x8b [ 79.044727] [<ffffffff880f361b>] :obdclass:llog_lvfs_close+0x6b/0x130 [ 79.046201] [<ffffffff880f46c1>] :obdclass:llog_lvfs_destroy+0x841/0xa10 [ 79.047756] [<ffffffff880f0a0f>] :obdclass:llog_cat_id2handle+0x4cf/0x5f0 [ 79.049289] [<ffffffff8021557d>] cache_grow+0x2ee/0x343 [ 79.050501] [<ffffffff880fa9c5>] :obdclass:cat_cancel_cb+0x405/0x630 [ 79.051984] [<ffffffff880f0129>] :obdclass:llog_process+0xa09/0xe20 [ 79.053398] [<ffffffff8020c894>] dput+0x23/0x152 [ 79.054539] [<ffffffff880fa5c0>] :obdclass:cat_cancel_cb+0x0/0x630 [ 79.055959] [<ffffffff880fa3b3>] :obdclass:llog_obd_origin_setup+0x773/0x980 [ 79.057507] [<ffffffff8021819f>] vsnprintf+0x55e/0x5a3 [ 79.058716] [<ffffffff880fb37d>] :obdclass:llog_setup+0x78d/0x860 [ 79.060114] [<ffffffff8840ea94>] :osc:osc_llog_init+0x104/0x390 [ 79.061491] [<ffffffff880f9855>] :obdclass:__llog_ctxt_put+0x25/0xe0 [ 79.062957] [<ffffffff880f8979>] :obdclass:obd_llog_init+0x179/0x210 [ 79.064362] [<ffffffff882632ca>] :lov:lov_llog_init+0x2ca/0x400 [ 79.065556] [<ffffffff880f8979>] :obdclass:obd_llog_init+0x179/0x210 [ 79.067021] [<ffffffff8022a2d7>] mntput_no_expire+0x19/0x8b [ 79.068313] [<ffffffff883941ad>] :mds:mds_llog_init+0x1ad/0x270 [ 79.069684] [<ffffffff8029abcb>] map_vm_area+0x229/0x2a8 [ 79.070777] [<ffffffff880f8979>] :obdclass:obd_llog_init+0x179/0x210 [ 79.072056] [<ffffffff8029af5b>] __vmalloc_area_node+0x12b/0x153 [ 79.073520] [<ffffffff880f8dc5>] :obdclass:llog_cat_initialize+0x3b5/0x670 [ 79.075090] [<ffffffff88277c61>] :lov:lov_get_info+0x9f1/0xaa0 [ 79.076405] [<ffffffff8828f6c1>] :lov:qos_add_tgt+0x681/0x730 [ 79.077573] [<ffffffff8839d5ac>] :mds:mds_lov_update_desc+0xbcc/0xd30 [ 79.079050] [<ffffffff883a03ec>] :mds:mds_notify+0x36c/0x690 [ 79.080630] [<ffffffff8826c657>] :lov:lov_notify+0xa97/0xfd0 [ 79.081820] [<ffffffff8826d73f>] :lov:lov_add_target+0xbaf/0xd20 [ 79.083220] [<ffffffff88276fc5>] :lov:lov_process_config+0x2f5/0x5a0 [ 79.084497] [<ffffffff88119e45>] :obdclass:class_setup+0xa25/0xbe0 [ 79.085998] [<ffffffff8811c713>] :obdclass:class_process_config+0x1873/0x19f0 [ 79.087645] [<ffffffff8811f6da>] :obdclass:class_config_llog_handler+0x153a/0x1990 [ 79.089368] [<ffffffff80224869>] do_filp_open+0x2d/0x3d [ 79.090595] [<ffffffff880f5cfc>] :obdclass:llog_lvfs_next_block+0x2ac/0x710 [ 79.092190] [<ffffffff880f0129>] :obdclass:llog_process+0xa09/0xe20 [ 79.093551] [<ffffffff88081f48>] :libcfs:cfs_alloc+0x28/0x60 [ 79.094940] [<ffffffff8811e1a0>] :obdclass:class_config_llog_handler+0x0/0x1990 [ 79.096723] [<ffffffff8811e02f>] :obdclass:class_config_parse_llog+0x43f/0x5b0 [ 79.098205] [<ffffffff8020c8a5>] dput+0x34/0x152 [ 79.099302] [<ffffffff880a3052>] :lvfs:lustre_rename+0x482/0x530 [ 79.100706] [<ffffffff880edfea>] :obdclass:llog_close+0x1aa/0x230 [ 79.102093] [<ffffffff88350e03>] :mgc:mgc_process_log+0x20f3/0x2640 [ 79.103529] [<ffffffff88351b90>] :mgc:mgc_blocking_ast+0x0/0x450 [ 79.104931] [<ffffffff88187eb0>] :ptlrpc:ldlm_completion_ast+0x0/0x6a0 [ 79.106244] [<ffffffff8834e85c>] :mgc:config_log_find+0x19c/0x340 [ 79.107469] [<ffffffff88354fc2>] :mgc:mgc_process_config+0xe02/0x1280 [ 79.109041] [<ffffffff881235bc>] :obdclass:lustre_process_log+0xb2c/0xee0 [ 79.110592] [<ffffffff88123a40>] :obdclass:server_find_mount+0x80/0x190 [ 79.112100] [<ffffffff881297a6>] :obdclass:server_start_targets+0xb36/0x17e0 [ 79.113604] [<ffffffff8022d4ac>] __up_write+0x21/0x10d [ 79.114807] [<ffffffff8812dc27>] :obdclass:server_fill_super+0x18c7/0x1ee0 [ 79.116362] [<ffffffff80208d6d>] __d_lookup+0xb0/0x100 [ 79.117492] [<ffffffff88081f48>] :libcfs:cfs_alloc+0x28/0x60 [ 79.118646] [<ffffffff881218bf>] :obdclass:lustre_init_lsi+0x29f/0x660 [ 79.119958] [<ffffffff8812e240>] :obdclass:lustre_fill_super+0x0/0x1ae0 [ 79.121468] [<ffffffff8812fba3>] :obdclass:lustre_fill_super+0x1963/0x1ae0 [ 79.123025] [<ffffffff802a95f5>] set_anon_super+0x3c/0xab [ 79.124281] [<ffffffff802a95b9>] set_anon_super+0x0/0xab [ 79.131643] [<ffffffff8812e240>] :obdclass:lustre_fill_super+0x0/0x1ae0 [ 79.133004] [<ffffffff802a9805>] get_sb_nodev+0x4f/0x97 [ 79.134075] [<ffffffff802a910b>] vfs_kern_mount+0x93/0x11a [ 79.135339] [<ffffffff802a91d4>] do_kern_mount+0x36/0x4d [ 79.136603] [<ffffffff802b1982>] do_mount+0x68c/0x6ff [ 79.137854] [<ffffffff802088d3>] __handle_mm_fault+0x530/0x91a [ 79.139028] [<ffffffff80218776>] remove_vma+0x55/0x5c [ 79.140201] [<ffffffff8021f84a>] __up_read+0x13/0x8a [ 79.141202] [<ffffffff8020a6af>] do_page_fault+0x3d1/0x706 [ 79.142395] [<ffffffff8020c2e4>] do_path_lookup+0x268/0x28c [ 79.143681] [<ffffffff80297807>] zone_statistics+0x3e/0x6d [ 79.145026] [<ffffffff8020dcbc>] __alloc_pages+0x5c/0x29b [ 79.146265] [<ffffffff802472dd>] sys_mount+0x8a/0xd7 [ 79.147348] [<ffffffff80256d82>] system_call+0x7e/0x83 [ 79.148544] [ 79.148991] Unable to handle kernel paging request at 00000000dc6bd3c0 RIP: [ 79.150031] [<ffffffff80259b26>] __sched_text_start+0x466/0x769 [ 79.152010] PGD 12a825067 PUD 0 [ 79.152857] Oops: 0000 [1] SMP [ 79.153722] CPU 0 [ 79.154243] Modules linked in: osc mds fsfilt_ldiskfs mgs mgc ldiskfs crc16 lustre lov lquota mdc ksocklnd ptlrpc obdclass lnet lvfs libcfs bonding dm_snapshot dm_mirror dm_mod generic piix ehci_hcd uhci_hcd serio_raw ide_core [ 79.159949] Pid: 1361, comm: mount.lustre Not tainted 2.6.18.8-bnx2-1.6.7b-cciss-3.6.18-5-lustre-1.6.4.3 #2 [ 79.161839] RIP: 0010:[<ffffffff80259b26>] [<ffffffff80259b26>] __sched_text_start+0x466/0x769 [ 79.163876] RSP: 0018:ffff810129416428 EFLAGS: 00010083 [ 79.165063] RAX: ffffffff80565b80 RBX: ffff8100010232a0 RCX: ffff81012a7b4890 [ 79.166653] RDX: 000000002b833000 RSI: 000000126da5b456 RDI: ffff81012a7b4890 [ 79.168235] RBP: ffff8101294164b8 R08: 000000000000000e R09: 0000000000000001 [ 79.169873] R10: 0000000500000000 R11: ffffffff80308b2e R12: ffff81012a7b48d0 [ 79.171286] R13: 0000000000000000 R14: ffff8100010232a0 R15: 000000126da5b456 [ 79.172891] FS: 00002b1bc60256d0(0000) GS:ffffffff8051a000(0000) knlGS:0000000000000000 [ 79.174483] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 79.175868] CR2: 00000000dc6bd3c0 CR3: 000000012a470000 CR4: 00000000000006e0 [ 79.177265] Process mount.lustre (pid: 1361, threadinfo ffff810129416000, task ffff81012a7b4890) [ 79.179246] Stack: 0000000000000082 ffffffff8023ab95 0000000000000005 ffff81012a7b4890 [ 79.181207] ffff81012a7b4890 00000000081c78be ffff81012a7b4a70 ffffc20000018080 [ 79.183084] 0000000000000082 ffff81012bb25928 ffff81012aa4a2f0 ffff810129416548 [ 79.184872] Call Trace: [ 79.185601] [<ffffffff8023ab95>] lock_timer_base+0x1b/0x3c [ 79.186856] [<ffffffff802130a8>] sync_buffer+0x0/0x3f [ 79.188000] [<ffffffff8025a59a>] io_schedule+0x28/0x34 [ 79.189216] [<ffffffff802130e3>] sync_buffer+0x3b/0x3f [ 79.190405] [<ffffffff8025a8f5>] __wait_on_bit+0x40/0x6f [ 79.191691] [<ffffffff802130a8>] sync_buffer+0x0/0x3f [ 79.192848] [<ffffffff8025a990>] out_of_line_wait_on_bit+0x6c/0x78 [ 79.194199] [<ffffffff80286a91>] wake_bit_function+0x0/0x23 [ 79.195488] [<ffffffff80222c9f>] __bread+0x62/0x77 [ 79.196605] [<ffffffff88318de2>] :ldiskfs:read_block_bitmap+0xa2/0xf0 [ 79.198071] [<ffffffff88319695>] :ldiskfs:ldiskfs_free_blocks_sb+0x115/0x510 [ 79.199681] [<ffffffff88319b21>] :ldiskfs:ldiskfs_free_blocks+0x91/0xe0 [ 79.201172] [<ffffffff8831ed1a>] :ldiskfs:ldiskfs_free_data+0x8a/0x110 [ 79.202645] [<ffffffff8831f19c>] :ldiskfs:ldiskfs_truncate+0x20c/0x650 [ 79.203937] [<ffffffff802dbeab>] start_this_handle+0x355/0x405 [ 79.205123] [<ffffffff8831fbb4>] :ldiskfs:ldiskfs_delete_inode+0x84/0xf0 [ 79.206676] [<ffffffff8831fb30>] :ldiskfs:ldiskfs_delete_inode+0x0/0xf0 [ 79.208188] [<ffffffff8022c804>] generic_delete_inode+0x8e/0x10b [ 79.209572] [<ffffffff883ce891>] :mds:mds_obd_destroy+0xa11/0xad0 [ 79.211006] [<ffffffff8022a2d7>] mntput_no_expire+0x19/0x8b [ 79.212383] [<ffffffff880f361b>] :obdclass:llog_lvfs_close+0x6b/0x130 [ 79.213856] [<ffffffff880f46c1>] :obdclass:llog_lvfs_destroy+0x841/0xa10 [ 79.215684] [<ffffffff880f0a0f>] :obdclass:llog_cat_id2handle+0x4cf/0x5f0 [ 79.217022] [<ffffffff8021557d>] cache_grow+0x2ee/0x343 [ 79.218241] [<ffffffff880fa9c5>] :obdclass:cat_cancel_cb+0x405/0x630 [ 79.219828] [<ffffffff880f0129>] :obdclass:llog_process+0xa09/0xe20 [ 79.221330] [<ffffffff8020c894>] dput+0x23/0x152 [ 79.222420] [<ffffffff880fa5c0>] :obdclass:cat_cancel_cb+0x0/0x630 [ 79.223661] [<ffffffff880fa3b3>] :obdclass:llog_obd_origin_setup+0x773/0x980 [ 79.225255] [<ffffffff8021819f>] vsnprintf+0x55e/0x5a3 [ 79.226488] [<ffffffff880fb37d>] :obdclass:llog_setup+0x78d/0x860 [ 79.227893] [<ffffffff8840ea94>] :osc:osc_llog_init+0x104/0x390 [ 79.229275] [<ffffffff880f9855>] :obdclass:__llog_ctxt_put+0x25/0xe0 [ 79.230739] [<ffffffff880f8979>] :obdclass:obd_llog_init+0x179/0x210 [ 79.232202] [<ffffffff882632ca>] :lov:lov_llog_init+0x2ca/0x400 [ 79.233576] [<ffffffff880f8979>] :obdclass:obd_llog_init+0x179/0x210 [ 79.234861] [<ffffffff8022a2d7>] mntput_no_expire+0x19/0x8b [ 79.236221] [<ffffffff883941ad>] :mds:mds_llog_init+0x1ad/0x270 [ 79.237588] [<ffffffff8029abcb>] map_vm_area+0x229/0x2a8 [ 79.238814] [<ffffffff880f8979>] :obdclass:obd_llog_init+0x179/0x210 [ 79.240305] [<ffffffff8029af5b>] __vmalloc_area_node+0x12b/0x153 [ 79.241744] [<ffffffff880f8dc5>] :obdclass:llog_cat_initialize+0x3b5/0x670 [ 79.243379] [<ffffffff88277c61>] :lov:lov_get_info+0x9f1/0xaa0 [ 79.244551] [<ffffffff8828f6c1>] :lov:qos_add_tgt+0x681/0x730 [ 79.245954] [<ffffffff8839d5ac>] :mds:mds_lov_update_desc+0xbcc/0xd30 [ 79.247431] [<ffffffff883a03ec>] :mds:mds_notify+0x36c/0x690 [ 79.248593] [<ffffffff8826c657>] :lov:lov_notify+0xa97/0xfd0 [ 79.249895] [<ffffffff8826d73f>] :lov:lov_add_target+0xbaf/0xd20 [ 79.251104] [<ffffffff88276fc5>] :lov:lov_process_config+0x2f5/0x5a0 [ 79.252560] [<ffffffff88119e45>] :obdclass:class_setup+0xa25/0xbe0 [ 79.253987] [<ffffffff8811c713>] :obdclass:class_process_config+0x1873/0x19f0 [ 79.255750] [<ffffffff8811f6da>] :obdclass:class_config_llog_handler+0x153a/0x1990 [ 79.257435] [<ffffffff80224869>] do_filp_open+0x2d/0x3d [ 79.258734] [<ffffffff880f5cfc>] :obdclass:llog_lvfs_next_block+0x2ac/0x710 [ 79.260274] [<ffffffff880f0129>] :obdclass:llog_process+0xa09/0xe20 [ 79.261527] [<ffffffff88081f48>] :libcfs:cfs_alloc+0x28/0x60 [ 79.262699] [<ffffffff8811e1a0>] :obdclass:class_config_llog_handler+0x0/0x1990 [ 79.264384] [<ffffffff8811e02f>] :obdclass:class_config_parse_llog+0x43f/0x5b0 [ 79.266025] [<ffffffff8020c8a5>] dput+0x34/0x152 [ 79.266984] [<ffffffff880a3052>] :lvfs:lustre_rename+0x482/0x530 [ 79.268363] [<ffffffff880edfea>] :obdclass:llog_close+0x1aa/0x230 [ 79.269620] [<ffffffff88350e03>] :mgc:mgc_process_log+0x20f3/0x2640 [ 79.271057] [<ffffffff88351b90>] :mgc:mgc_blocking_ast+0x0/0x450 [ 79.272465] [<ffffffff88187eb0>] :ptlrpc:ldlm_completion_ast+0x0/0x6a0 [ 79.273927] [<ffffffff8834e85c>] :mgc:config_log_find+0x19c/0x340 [ 79.275393] [<ffffffff88354fc2>] :mgc:mgc_process_config+0xe02/0x1280 [ 79.276901] [<ffffffff881235bc>] :obdclass:lustre_process_log+0xb2c/0xee0 [ 79.278350] [<ffffffff88123a40>] :obdclass:server_find_mount+0x80/0x190 [ 79.279679] [<ffffffff881297a6>] :obdclass:server_start_targets+0xb36/0x17e0 [ 79.281332] [<ffffffff8022d4ac>] __up_write+0x21/0x10d [ 79.282569] [<ffffffff8812dc27>] :obdclass:server_fill_super+0x18c7/0x1ee0 [ 79.284209] [<ffffffff80208d6d>] __d_lookup+0xb0/0x100 [ 79.285443] [<ffffffff88081f48>] :libcfs:cfs_alloc+0x28/0x60 [ 79.286748] [<ffffffff881218bf>] :obdclass:lustre_init_lsi+0x29f/0x660 [ 79.288061] [<ffffffff8812e240>] :obdclass:lustre_fill_super+0x0/0x1ae0 [ 79.289689] [<ffffffff8812fba3>] :obdclass:lustre_fill_super+0x1963/0x1ae0 [ 79.291253] [<ffffffff802a95f5>] set_anon_super+0x3c/0xab [ 79.292509] [<ffffffff802a95b9>] set_anon_super+0x0/0xab [ 79.293753] [<ffffffff8812e240>] :obdclass:lustre_fill_super+0x0/0x1ae0 [ 79.295307] [<ffffffff802a9805>] get_sb_nodev+0x4f/0x97 [ 79.296378] [<ffffffff802a910b>] vfs_kern_mount+0x93/0x11a [ 79.297503] [<ffffffff802a91d4>] do_kern_mount+0x36/0x4d [ 79.298573] [<ffffffff802b1982>] do_mount+0x68c/0x6ff [ 79.299597] [<ffffffff802088d3>] __handle_mm_fault+0x530/0x91a [ 79.300980] [<ffffffff80218776>] remove_vma+0x55/0x5c [ 79.302120] [<ffffffff8021f84a>] __up_read+0x13/0x8a [ 79.303274] [<ffffffff8020a6af>] do_page_fault+0x3d1/0x706 [ 79.304385] [<ffffffff8020c2e4>] do_path_lookup+0x268/0x28c [ 79.305672] [<ffffffff80297807>] zone_statistics+0x3e/0x6d [ 79.306937] [<ffffffff8020dcbc>] __alloc_pages+0x5c/0x29b [ 79.308172] [<ffffffff802472dd>] sys_mount+0x8a/0xd7 [ 79.309361] [<ffffffff80256d82>] system_call+0x7e/0x83 [ 79.310598] [ 79.310975] [ 79.310975] Code: 48 8b 14 d5 c0 53 52 80 48 03 42 08 c7 40 08 01 00 00 00 49 [ 79.313904] RIP [<ffffffff80259b26>] __sched_text_start+0x466/0x769 [ 79.315396] RSP <ffff810129416428> [ 79.316117] CR2: 00000000dc6bd3c0 [ 79.316939] <3>LustreError: 1266:0:(client.c:975:ptlrpc_expire_one_request()) @@@ timeout (sent at 1212696480, 5s ago) [EMAIL PROTECTED] x7/t0 o8->[EMAIL PROTECTED]@tcp:6 lens 240/272 ref 1 fl Rpc:/0/0 rc 0/-22 [ 95.018738] warning: many lost ticks. [ 95.018739] Your time source seems to be instable or some driver is hogging interupts [ 95.021152] rip mwait_idle+0x36/0x4a [ 95.021973] Falling back to HPET
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