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From: Peter Zijlstra <peterz@infradead.org>
To: jplatte@naasa.net
Cc: Ingo Molnar <mingo@elte.hu>,
	linux-kernel@vger.kernel.org, Fengguang Wu <wfg@mail.ustc.edu.cn>
Subject: Re: regression: 100% io-wait with 2.6.24-rcX
Date: Mon, 07 Jan 2008 14:32:37 +0100	[thread overview]
Message-ID: <1199712757.7143.37.camel@twins> (raw)
In-Reply-To: <200801071424.12448.lists@naasa.net>


On Mon, 2008-01-07 at 14:24 +0100, Joerg Platte wrote:

This is from: 2.6.24-rc7

> kernel: pdflush       D f41c2f14     0 18822      2
> kernel:        f673f000 00000046 00000286 f41c2f14 f5194ce0 00000286 00000286 f41c2f14 
> kernel:        00175279 f41c2f6c 00000000 c0271f6c f5ff363c f5ff3644 c0354a90 c0354a90 
> kernel:        00175279 c0123251 f5194b80 c03546c0 c0271f67 6c666470 00687375 00000000 
> kernel: Call Trace:
> kernel:  [<c0271f6c>] schedule_timeout+0x6e/0x8b
> kernel:  [<c0123251>] process_timeout+0x0/0x5
> kernel:  [<c0271f67>] schedule_timeout+0x69/0x8b
> kernel:  [<c027179a>] __sched_text_start+0x3a/0x70
> kernel:  [<c014d34b>] congestion_wait+0x4e/0x62
> kernel:  [<c012be2b>] autoremove_wake_function+0x0/0x33
> kernel:  [<c014971e>] pdflush+0x0/0x1bf
> kernel:  [<c01493c6>] wb_kupdate+0x8c/0xd1
> kernel:  [<c014971e>] pdflush+0x0/0x1bf
> kernel:  [<c0149839>] pdflush+0x11b/0x1bf
> kernel:  [<c014933a>] wb_kupdate+0x0/0xd1
> kernel:  [<c012bd71>] kthread+0x36/0x5d
> kernel:  [<c012bd3b>] kthread+0x0/0x5d
> kernel:  [<c010493b>] kernel_thread_helper+0x7/0x10
> kernel:  =======================

What filesystem are you using?


  reply	other threads:[~2008-01-07 13:32 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-07 10:51 regression: 100% io-wait with 2.6.24-rcX Joerg Platte
2008-01-07 11:19 ` Ingo Molnar
2008-01-07 13:24   ` Joerg Platte
2008-01-07 13:32     ` Peter Zijlstra [this message]
2008-01-07 13:40       ` Joerg Platte
2008-01-09  3:27         ` Fengguang Wu
2008-01-09  3:27           ` Fengguang Wu
2008-01-09  6:13             ` Joerg Platte
2008-01-09 12:04               ` Fengguang Wu
2008-01-09 12:04                 ` Fengguang Wu
2008-01-09 12:22                   ` Joerg Platte
2008-01-09 12:57                     ` Fengguang Wu
2008-01-09 12:57                       ` Fengguang Wu
2008-01-09 13:04                         ` Joerg Platte
2008-01-10  6:58                           ` Fengguang Wu
2008-01-10  6:58                             ` Fengguang Wu
2008-01-10  7:30                           ` Fengguang Wu
2008-01-10  7:30                             ` Fengguang Wu
     [not found]                           ` <20080110073046.GA3432@mail.ustc.edu.cn>
2008-01-10  7:53                             ` Fengguang Wu
2008-01-10  7:53                               ` Fengguang Wu
2008-01-10  8:37                                 ` Joerg Platte
2008-01-10  8:43                                   ` Fengguang Wu
2008-01-10  8:43                                     ` Fengguang Wu
2008-01-10 10:03                                       ` Joerg Platte
2008-01-11  4:43                                         ` Fengguang Wu
2008-01-11  4:43                                           ` Fengguang Wu
2008-01-11  5:29                                             ` Joerg Platte
2008-01-11  6:41                                               ` Joerg Platte
2008-01-12 23:32                                             ` Joerg Platte
2008-01-13  6:44                                               ` Fengguang Wu
2008-01-13  6:44                                                 ` Fengguang Wu
2008-01-13  8:05                                                   ` Joerg Platte
2008-01-13  8:21                                                     ` Fengguang Wu
2008-01-13  8:21                                                       ` Fengguang Wu
2008-01-13  9:49                                                         ` Joerg Platte
2008-01-13 11:59                                                           ` Fengguang Wu
2008-01-13 11:59                                                             ` Fengguang Wu
     [not found]                                                           ` <20080113115933.GA11045@mail.ustc.edu.cn>
2008-01-14  3:54                                                             ` Fengguang Wu
2008-01-14  3:54                                                               ` Fengguang Wu
     [not found]                                                             ` <20080114035439.GA7330@mail.ustc.edu.cn>
2008-01-14  9:55                                                               ` Fengguang Wu
2008-01-14  9:55                                                                 ` Fengguang Wu
2008-01-14 11:30                                                                   ` Joerg Platte
2008-01-14 11:30                                                                     ` Joerg Platte
2008-01-14 11:41                                                                     ` Peter Zijlstra
2008-01-14 12:50                                                                       ` Fengguang Wu
2008-01-14 12:50                                                                         ` Fengguang Wu
2008-01-15 21:13                                                                           ` Mike Snitzer
2008-01-16  5:25                                                                             ` Fengguang Wu
2008-01-16  5:25                                                                               ` Fengguang Wu
2008-01-15 21:42                                                                         ` Ingo Molnar
2008-01-16  5:14                                                                           ` Fengguang Wu
2008-01-16  5:14                                                                             ` Fengguang Wu
  -- strict thread matches above, loose matches on Subject: below --
2008-01-16  9:26 Martin Knoblauch
2008-01-16 12:00 ` Fengguang Wu
2008-01-16 12:00   ` Fengguang Wu
2008-01-16 14:15 Martin Knoblauch
2008-01-16 16:27 ` Mike Snitzer
2008-01-17 13:52 Martin Knoblauch
2008-01-17 16:11 ` Mike Snitzer
2008-01-17 17:44 Martin Knoblauch
2008-01-17 20:23 ` Mel Gorman
2008-01-17 17:51 Martin Knoblauch
2008-01-17 21:50 Martin Knoblauch
2008-01-17 22:12 ` Mel Gorman
2008-01-18  8:19 Martin Knoblauch
2008-01-18 16:01 ` Mel Gorman
2008-01-18 17:46   ` Linus Torvalds
2008-01-18 19:01     ` Martin Knoblauch
2008-01-18 19:23       ` Linus Torvalds
2008-01-22 14:39       ` Alasdair G Kergon
2008-01-18 20:00     ` Mike Snitzer
2008-01-18 22:47       ` Mike Snitzer
2008-01-19 10:24 Martin Knoblauch
2008-01-22 15:25 Martin Knoblauch
2008-01-22 23:40 ` Alasdair G Kergon
2008-01-22 18:51 Martin Knoblauch
2008-01-23 11:12 Martin Knoblauch

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