* 2.6.34 soft lockup - CPU#1 stuck for 61s!
@ 2010-06-10 15:58 Matt Weil
2010-06-11 0:11 ` Yehuda Sadeh Weinraub
0 siblings, 1 reply; 3+ messages in thread
From: Matt Weil @ 2010-06-10 15:58 UTC (permalink / raw)
To: ceph-devel
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anyone seen this?
ceph client
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: 2.6.34 soft lockup - CPU#1 stuck for 61s!
2010-06-10 15:58 2.6.34 soft lockup - CPU#1 stuck for 61s! Matt Weil
@ 2010-06-11 0:11 ` Yehuda Sadeh Weinraub
2010-06-11 13:23 ` Matt Weil
0 siblings, 1 reply; 3+ messages in thread
From: Yehuda Sadeh Weinraub @ 2010-06-11 0:11 UTC (permalink / raw)
To: Matt Weil; +Cc: ceph-devel
That usually happens when there's some pending request that waits too
long. It's really hard to tell what exactly happened from this log as
for some reason we don't see the expected backtrace.
Yehuda
On Thu, Jun 10, 2010 at 8:58 AM, Matt Weil <mweil@watson.wustl.edu> wrote:
> anyone seen this?
>
> ceph client
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: 2.6.34 soft lockup - CPU#1 stuck for 61s!
2010-06-11 0:11 ` Yehuda Sadeh Weinraub
@ 2010-06-11 13:23 ` Matt Weil
0 siblings, 0 replies; 3+ messages in thread
From: Matt Weil @ 2010-06-11 13:23 UTC (permalink / raw)
To: Yehuda Sadeh Weinraub; +Cc: ceph-devel
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Yehuda Sadeh Weinraub wrote:
> That usually happens when there's some pending request that waits too
> long. It's really hard to tell what exactly happened from this log as
> for some reason we don't see the expected backtrace.
Thanks for the response.
was just cp'n some files into a ceph volume.
see attached.
>
> Yehuda
>
> On Thu, Jun 10, 2010 at 8:58 AM, Matt Weil <mweil@watson.wustl.edu> wrote:
>> anyone seen this?
>>
>> ceph client
>>
[-- Attachment #2: cp_process_CPU1.txt --]
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Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff81144e05>] ? get_write_access+0x45/0x70
Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff811474d3>] ? do_last+0x4c3/0x690
Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff8114964b>] ? do_filp_open+0x21b/0x660
Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff8115459a>] ? alloc_fd+0x10a/0x150
Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff811390f9>] ? do_sys_open+0x69/0x140
Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff81139210>] ? sys_open+0x20/0x30
Jun 10 08:45:22 linuscs102 kernel: [174034.263762] [<ffffffff8100a072>] ? system_call_fastpath+0x16/0x1b
Jun 10 08:46:28 linuscs102 kernel: [174099.720617] BUG: soft lockup - CPU#1 stuck for 61s! [cp:1980]
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] Modules linked in: nfs fbcon tileblit font bitblit softcursor nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs lp radeon ttm drm_kms_helper i5000_edac psmouse ipmi_si bnx2 edac_core serio_raw parport drm ipmi_msghandler shpchp hpilo i2c_algo_bit i5k_amb usbhid hid cciss
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] CPU 1
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] Modules linked in: nfs fbcon tileblit font bitblit softcursor nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs lp radeon ttm drm_kms_helper i5000_edac psmouse ipmi_si bnx2 edac_core serio_raw parport drm ipmi_msghandler shpchp hpilo i2c_algo_bit i5k_amb usbhid hid cciss
Jun 10 08:46:28 linuscs102 kernel: [174099.723131]
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] Pid: 1980, comm: cp Not tainted 2.6.34-ceph-client2 #1 /ProLiant DL380 G5
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] RIP: 0010:[<ffffffff81031aee>] [<ffffffff81031aee>] __ticket_spin_lock+0xe/0x20
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] RSP: 0018:ffff88038ae178c8 EFLAGS: 00000286
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] RAX: 000000000000d4d4 RBX: ffff88038ae178c8 RCX: 7fffffffffffffff
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] RDX: ffff88020c834c70 RSI: 0000000000002000 RDI: ffff88020c834d1c
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] RBP: ffffffff8100aa0e R08: ffff88020c834d88 R09: ffff88038ae17b38
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] R10: 0000000000000001 R11: 00000000ffffffff R12: ffff88020c834d88
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] R13: ffff88038ae17b38 R14: 0000000000000001 R15: 00000000ffffffff
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] FS: 00007fb14d7677a0(0000) GS:ffff880001e40000(0000) knlGS:0000000000000000
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] CR2: 00000000015cb2b0 CR3: 000000040cc9c000 CR4: 00000000000006e0
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] Process cp (pid: 1980, threadinfo ffff88038ae16000, task ffff88041cbb5c00)
Jun 10 08:46:28 linuscs102 kernel: [174099.723131] Stack:
Jun 10 08:46:28 linuscs102 kernel: [174099.733130] ffff88038ae178d8 ffffffff815bd06e ffff88038ae17908 ffffffff812a0b15
Jun 10 08:46:28 linuscs102 kernel: [174099.733130] <0> ffff88041c929688 0000000000000016 0000000000000001 0000000000000000
Jun 10 08:46:28 linuscs102 kernel: [174099.733130] <0> ffff88038ae17b18 ffffffff8129de66 0000000000000001 00000000ffffffff
Jun 10 08:46:28 linuscs102 kernel: [174099.733130] Call Trace:
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff815bd06e>] ? _raw_spin_lock+0xe/0x20
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff812a0b15>] ? ceph_caps_revoking+0x25/0xa0
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff8129de66>] ? ceph_writepages_start+0x66/0xad0
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff8100aa0e>] ? apic_timer_interrupt+0xe/0x20
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff810f6525>] ? pagevec_lookup_tag+0x25/0x40
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff810ec2d6>] ? filemap_fdatawait_range+0xa6/0x1a0
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff8100aa0e>] ? apic_timer_interrupt+0xe/0x20
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff810f56c1>] ? do_writepages+0x21/0x40
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff810ec45b>] ? __filemap_fdatawrite_range+0x5b/0x60
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff810ec4ba>] ? filemap_write_and_wait_range+0x5a/0x80
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff81296c20>] ? __ceph_do_pending_vmtruncate+0x60/0x130
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff81296fdd>] ? ceph_setattr+0x2ed/0x5f0
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff8115359b>] ? notify_change+0x16b/0x310
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff8113a334>] ? do_truncate+0x64/0xa0
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff812cfb6f>] ? security_inode_permission+0x1f/0x30
Jun 10 08:46:28 linuscs102 kernel: [174099.741260] [<ffffffff81144e05>] ? get_write_access+0x45/0x70
^ permalink raw reply [flat|nested] 3+ messages in thread
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2010-06-10 15:58 2.6.34 soft lockup - CPU#1 stuck for 61s! Matt Weil
2010-06-11 0:11 ` Yehuda Sadeh Weinraub
2010-06-11 13:23 ` Matt Weil
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