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From: Alistair John Strachan <alistair@devzero.co.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	"Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: cpu time oddity (was Re: Linux 2.6.27-rc5)
Date: Fri, 29 Aug 2008 16:56:30 +0100	[thread overview]
Message-ID: <200808291656.30639.alistair@devzero.co.uk> (raw)
In-Reply-To: <200808291642.42255.alistair@devzero.co.uk>

On Friday 29 August 2008 16:42:42 Alistair John Strachan wrote:
> On Friday 29 August 2008 00:26:45 Linus Torvalds wrote:
> > Another week (my weeks do seem to be eight days, don't they? Very odd),
> > another -rc.
>
> (Don't know who's responsible for this one, so I've just added Ragael to
> CC)
>
> I only noticed this recently but it's probably been happening for a while
> (doesn't seem to happen on 2.6.26):
>
> ps aux
> USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
> root         2 83033595  0.0  0     0 ?        S<   10:30 21114574:23
> [kthreadd] root      1740 83078470  0.0  0     0 ?        S<   10:31
> 21114574:23 [md0_raid1]
>
> Seems to happen only to kernel threads and at random. Last time I booted
> it was two XFS threads.
>
> Before I start another bisection, does anybody have any ideas?

Okay this is a duplicate report of:

http://bugzilla.kernel.org/show_bug.cgi?id=11209

Which seems to have stalled..

-- 
Cheers,
Alistair.

  reply	other threads:[~2008-08-29 15:56 UTC|newest]

Thread overview: 163+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-28 23:26 Linux 2.6.27-rc5 Linus Torvalds
2008-08-29 15:42 ` cpu time oddity (was Re: Linux 2.6.27-rc5) Alistair John Strachan
2008-08-29 15:56   ` Alistair John Strachan [this message]
2008-08-29 17:13 ` Linux 2.6.27-rc5 Rafael J. Wysocki
     [not found]   ` <200808291913.26585.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-29 19:57     ` Linux 2.6.27-rc5: System boot regression caused by commit a2bd7274b47124d2fc4dfdb8c0591f545ba749dd Rafael J. Wysocki
2008-08-29 19:57       ` Rafael J. Wysocki
     [not found]       ` <200808292157.24179.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-29 21:13         ` Yinghai Lu
2008-08-29 21:13           ` Yinghai Lu
     [not found]           ` <86802c440808291413t4f31993fmba59a65aefd906ca-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-29 21:19             ` Yinghai Lu
2008-08-29 21:19               ` Yinghai Lu
     [not found]               ` <86802c440808291419s3ad29269m1856b13ce54a882-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-29 22:32                 ` Rafael J. Wysocki
2008-08-29 22:32                   ` Rafael J. Wysocki
2008-08-29 22:31           ` Rafael J. Wysocki
     [not found]             ` <200808300031.16708.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-29 23:24               ` Yinghai Lu
2008-08-29 23:24                 ` Yinghai Lu
     [not found]                 ` <86802c440808291624t2bd0229w2da36dfc6c794b18-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  0:08                   ` Linus Torvalds
2008-08-30  0:08                     ` Linus Torvalds
     [not found]                     ` <alpine.LFD.1.10.0808291704070.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  0:11                       ` Yinghai Lu
2008-08-30  0:11                         ` Yinghai Lu
     [not found]                         ` <86802c440808291711t32d3e76dsf804856b0a8f4939-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  0:45                           ` Linus Torvalds
2008-08-30  0:45                             ` Linus Torvalds
     [not found]                             ` <alpine.LFD.1.10.0808291733260.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  1:11                               ` Linus Torvalds
2008-08-30  1:11                                 ` Linus Torvalds
     [not found]                                 ` <alpine.LFD.1.10.0808291751480.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  1:30                                   ` Yinghai Lu
2008-08-30  1:30                                     ` Yinghai Lu
     [not found]                                     ` <86802c440808291830t4547140dx9b12353649edd975-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  2:33                                       ` Linus Torvalds
2008-08-30  2:33                                         ` Linus Torvalds
     [not found]                                         ` <alpine.LFD.1.10.0808291919080.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  2:56                                           ` Linus Torvalds
2008-08-30  2:56                                             ` Linus Torvalds
     [not found]                                             ` <alpine.LFD.1.10.0808291954410.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  3:07                                               ` Yinghai Lu
2008-08-30  3:07                                                 ` Yinghai Lu
     [not found]                                                 ` <86802c440808292007t3588edfnef95b723320ff023-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  3:24                                                   ` Linus Torvalds
2008-08-30  3:24                                                     ` Linus Torvalds
     [not found]                                                     ` <alpine.LFD.1.10.0808292017440.5010-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  4:41                                                       ` Yinghai Lu
2008-08-30  4:41                                                         ` Yinghai Lu
     [not found]                                                         ` <86802c440808292141g6ffd1329p54e58ee04c26540a-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  5:02                                                           ` Yinghai Lu
2008-08-30  5:02                                                             ` Yinghai Lu
2008-08-30  5:52                                                           ` Linus Torvalds
2008-08-30  5:52                                                             ` Linus Torvalds
     [not found]                                                             ` <alpine.LFD.1.10.0808292216310.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  6:18                                                               ` Linus Torvalds
2008-08-30  6:18                                                                 ` Linus Torvalds
2008-08-30  8:02                                                                 ` Yinghai Lu
2008-08-30  5:22                                                       ` Yinghai Lu
2008-08-30  5:22                                                         ` Yinghai Lu
     [not found]                                                         ` <86802c440808292222r21886f88n29804d14eabb4606-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  6:11                                                           ` Linus Torvalds
2008-08-30  6:11                                                             ` Linus Torvalds
2008-08-30  3:15                                               ` Linus Torvalds
2008-08-30  3:15                                                 ` Linus Torvalds
2008-08-30  3:00                                           ` Yinghai Lu
2008-08-30  3:00                                             ` Yinghai Lu
     [not found]                                             ` <86802c440808292000v767ce75fn80f665f2cf79ce3d-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  3:10                                               ` Linus Torvalds
2008-08-30  3:10                                                 ` Linus Torvalds
2008-08-30  1:14                               ` Yinghai Lu
2008-08-30  1:14                                 ` Yinghai Lu
     [not found]                                 ` <86802c440808291814v4037f83eu943b9ad23297309b-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  2:16                                   ` Linus Torvalds
2008-08-30  2:16                                     ` Linus Torvalds
     [not found]                                     ` <alpine.LFD.1.10.0808291912360.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30  2:29                                       ` Yinghai Lu
2008-08-30  2:29                                         ` Yinghai Lu
2008-08-30  0:20                       ` Yinghai Lu
2008-08-30  0:20                         ` Yinghai Lu
     [not found]                         ` <86802c440808291720w67de2285yc8cf645ff3b70666-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30  0:27                           ` Yinghai Lu
2008-08-30  0:27                             ` Yinghai Lu
     [not found]                             ` <86802c440808291727nbd297c0w8a2a60bed423c0f7-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 13:32                               ` Rafael J. Wysocki
2008-08-30 13:32                                 ` Rafael J. Wysocki
     [not found]                                 ` <200808301532.57307.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 16:05                                   ` Yinghai Lu
2008-08-30 16:05                                     ` Yinghai Lu
     [not found]                                     ` <86802c440808300905v5056fe0apdc6e328d99dff090-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 17:14                                       ` Rafael J. Wysocki
2008-08-30 17:14                                         ` Rafael J. Wysocki
     [not found]                                         ` <200808301915.00381.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 17:55                                           ` Yinghai Lu
2008-08-30 17:55                                             ` Yinghai Lu
     [not found]                                             ` <86802c440808301055o1a8bc6a9iddbc066f016ef6d6-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 18:11                                               ` Yinghai Lu
2008-08-30 18:11                                                 ` Yinghai Lu
     [not found]                                                 ` <86802c440808301111i2880a13eq61155b8c7b1ed3dd-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 19:06                                                   ` Yinghai Lu
2008-08-30 19:06                                                     ` Yinghai Lu
     [not found]                                                     ` <86802c440808301206u2407b77dx6c7119bc398f9529-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 19:51                                                       ` Rafael J. Wysocki
2008-08-30 19:51                                                         ` Rafael J. Wysocki
     [not found]                                                         ` <200808302151.43092.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 20:10                                                           ` Yinghai Lu
2008-08-30 20:10                                                             ` Yinghai Lu
2008-08-29 21:44         ` Linus Torvalds
2008-08-29 21:44           ` Linus Torvalds
     [not found]           ` <alpine.LFD.1.10.0808291434110.3300-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-29 22:30             ` Rafael J. Wysocki
2008-08-29 22:30               ` Rafael J. Wysocki
     [not found]               ` <200808300030.32905.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 17:39                 ` Linus Torvalds
2008-08-30 17:39                   ` Linus Torvalds
     [not found]                   ` <alpine.LFD.1.10.0808301012060.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 18:07                     ` Yinghai Lu
2008-08-30 18:07                       ` Yinghai Lu
     [not found]                       ` <86802c440808301107n4561e815ldf53183c92a7bc93-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 18:43                         ` Linus Torvalds
2008-08-30 18:43                           ` Linus Torvalds
     [not found]                           ` <alpine.LFD.1.10.0808301141590.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 19:10                             ` Yinghai Lu
2008-08-30 19:10                               ` Yinghai Lu
     [not found]                               ` <86802c440808301210u6db1b4e7p4036bdc95db1a601-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 19:31                                 ` Linus Torvalds
2008-08-30 19:31                                   ` Linus Torvalds
     [not found]                                   ` <alpine.LFD.1.10.0808301214310.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 20:14                                     ` Yinghai Lu
2008-08-30 20:14                                       ` Yinghai Lu
     [not found]                                       ` <86802c440808301314t525d1b75r9afcc73857cf5c79-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 20:38                                         ` Yinghai Lu
2008-08-30 20:38                                           ` Yinghai Lu
     [not found]                                           ` <86802c440808301338h59a5338rabe9e64560b55476-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 20:46                                             ` Rafael J. Wysocki
2008-08-30 20:46                                               ` Rafael J. Wysocki
     [not found]                                               ` <200808302246.48199.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 21:12                                                 ` Yinghai Lu
2008-08-30 21:12                                                   ` Yinghai Lu
     [not found]                                                   ` <86802c440808301412k4e0b5562ie03ce41547ddab9a-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 21:13                                                     ` Yinghai Lu
2008-08-30 21:13                                                       ` Yinghai Lu
     [not found]                                                       ` <86802c440808301413g7f496e8bxd21adc60b328cd24-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 21:34                                                         ` Rafael J. Wysocki
2008-08-30 21:34                                                           ` Rafael J. Wysocki
     [not found]                                                           ` <200808302334.29156.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 21:49                                                             ` Yinghai Lu
2008-08-30 21:49                                                               ` Yinghai Lu
2008-08-31  1:10                                                             ` Yinghai Lu
2008-08-31  1:10                                                               ` Yinghai Lu
     [not found]                                                               ` <86802c440808301810r17657f3fnb3c8af5496955e0d-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-31 12:27                                                                 ` Rafael J. Wysocki
2008-08-31 12:27                                                                   ` Rafael J. Wysocki
     [not found]                                                                   ` <200808311427.19369.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-31 17:42                                                                     ` Linus Torvalds
2008-08-31 17:42                                                                       ` Linus Torvalds
     [not found]                                                                       ` <alpine.LFD.1.10.0808311039330.12958-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-31 17:54                                                                         ` Yinghai Lu
2008-08-31 17:54                                                                           ` Yinghai Lu
     [not found]                                                                           ` <86802c440808311054q4b8e8921qa9f090527b456e34-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-31 18:03                                                                             ` Linus Torvalds
2008-08-31 18:03                                                                               ` Linus Torvalds
     [not found]                                                                               ` <alpine.LFD.1.10.0808311100520.12958-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-31 21:03                                                                                 ` Yinghai Lu
2008-08-31 21:03                                                                                   ` Yinghai Lu
     [not found]                                                                                   ` <86802c440808311403y57ba050q223fbe370d2c7675-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-09-01 17:53                                                                                     ` Linus Torvalds
2008-09-01 17:53                                                                                       ` Linus Torvalds
2008-08-30 22:41                                         ` Linus Torvalds
2008-08-30 22:41                                           ` Linus Torvalds
     [not found]                                           ` <alpine.LFD.1.10.0808301539391.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 22:50                                             ` Yinghai Lu
2008-08-30 22:50                                               ` Yinghai Lu
     [not found]                                               ` <86802c440808301550s627dfcb0h7ff8971c8248703a-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 23:28                                                 ` Linus Torvalds
2008-08-30 23:28                                                   ` Linus Torvalds
     [not found]                                                   ` <alpine.LFD.1.10.0808301615450.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 23:39                                                     ` Yinghai Lu
2008-08-30 23:39                                                       ` Yinghai Lu
     [not found]                                                       ` <86802c440808301639j137ebef1r1ecadeebd351fc03-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-31  0:27                                                         ` Yinghai Lu
2008-08-31  0:27                                                           ` Yinghai Lu
     [not found]                                                           ` <86802c440808301727k3e86c816j323eca0fb5e3f4fc-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-31  0:50                                                             ` Yinghai Lu
2008-08-31  0:50                                                               ` Yinghai Lu
     [not found]                                                               ` <86802c440808301750w6655bbek557e6a23b8036654-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-31  3:00                                                                 ` Linus Torvalds
2008-08-31  3:00                                                                   ` Linus Torvalds
     [not found]                                                                   ` <alpine.LFD.1.10.0808301949100.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-31  3:53                                                                     ` Yinghai Lu
2008-08-31  3:53                                                                       ` Yinghai Lu
     [not found]                                                                       ` <86802c440808302053r46256f68mf356797a259ad164-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-31  3:58                                                                         ` Linus Torvalds
2008-08-31  3:58                                                                           ` Linus Torvalds
     [not found]                                                                           ` <alpine.LFD.1.10.0808302055040.12958-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-31  4:12                                                                             ` Linus Torvalds
2008-08-31  4:12                                                                               ` Linus Torvalds
2008-08-30 19:14                             ` Linus Torvalds
2008-08-30 19:14                               ` Linus Torvalds
     [not found]                               ` <alpine.LFD.1.10.0808301150150.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 19:26                                 ` Yinghai Lu
2008-08-30 19:26                                   ` Yinghai Lu
     [not found]                                   ` <86802c440808301226h1e7a9bb6g721ecdb0f93c5220-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-30 19:41                                     ` Linus Torvalds
2008-08-30 19:41                                       ` Linus Torvalds
     [not found]                                       ` <alpine.LFD.1.10.0808301238390.3290-nfNrOhbfy2R17+2ddN/4kux8cNe9sq/dYPYVAmT7z5s@public.gmane.org>
2008-08-30 19:48                                         ` Yinghai Lu
2008-08-30 19:48                                           ` Yinghai Lu
2008-08-30 19:29                                 ` Rafael J. Wysocki
2008-08-30 19:29                                   ` Rafael J. Wysocki
     [not found]                                   ` <200808302129.24584.rjw-KKrjLPT3xs0@public.gmane.org>
2008-08-30 19:29                                     ` Yinghai Lu
2008-08-30 19:29                                       ` Yinghai Lu
2008-08-30 19:20                     ` Rafael J. Wysocki
2008-08-30 19:20                       ` Rafael J. Wysocki
2008-08-29 22:34         ` Jeff Garzik
2008-08-29 22:34           ` Jeff Garzik
     [not found]           ` <48B87960.706-o2qLIJkoznsdnm+yROfE0A@public.gmane.org>
2008-08-29 22:47             ` Rafael J. Wysocki
2008-08-29 22:47               ` Rafael J. Wysocki
2008-08-30 10:34 ` [PATCH] Re: Linux 2.6.27-rc5 Helge Deller
2008-08-30 20:21   ` Rafael J. Wysocki
2008-09-01 22:28   ` Al Viro
2008-08-31 23:27 ` J.A. Magallón
     [not found]   ` <328e43f00808311825r71164541pd4159a4a33b9b038@mail.gmail.com>
2008-09-01  7:12     ` Francois Romieu

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