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From: Andrew Morton <akpm@linux-foundation.org>
To: john stultz <johnstul@us.ibm.com>
Cc: "Faidon Liambotis" <paravoid@debian.org>,
	linux-kernel@vger.kernel.org, stable@kernel.org,
	"Nikola Ciprich" <nikola.ciprich@linuxbox.cz>,
	seto.hidetoshi@jp.fujitsu.com,
	"Hervé Commowick" <hcommowick@exosec.fr>,
	"Willy Tarreau" <w@1wt.eu>, "Randy Dunlap" <rdunlap@xenotime.net>,
	"Greg KH" <greg@kroah.com>, "Ben Hutchings" <ben@decadent.org.uk>,
	"Apollon Oikonomopoulos" <apoikos@gmail.com>
Subject: Re: 2.6.32.21 - uptime related crashes?
Date: Tue, 5 Jul 2011 23:15:15 -0700	[thread overview]
Message-ID: <20110705231515.95bc758f.akpm@linux-foundation.org> (raw)
In-Reply-To: <BANLkTi=22QFrJ4vO7-3VuHU=9Cg39bxJ4Q@mail.gmail.com>

On Mon, 27 Jun 2011 19:25:31 -0700 john stultz <johnstul@us.ibm.com> wrote:

> On Sat, Apr 30, 2011 at 10:39 AM, Faidon Liambotis <paravoid@debian.org> wrote:
> > We too experienced problems with just the G6 blades at near 215 days uptime
> > (on the 19th of April), all at the same time. From our investigation, it
> > seems that their cpu_clocks jumped suddenly far in the future and then
> > almost immediately rolled over due to wrapping around 64-bits.
> >
> > Although all of their (G6s) clocks wrapped around *at the same time*, only
> > one
> > of them actually crashed at the time, with a second one crashing just a few
> > days later, on the 28th.
> >
> > Three of them had the following on their logs:
> > Apr 18 20:56:07 hn-05 kernel: [17966378.581971] tap0: no IPv6 routers
> > present
> > Apr 19 10:15:42 hn-05 kernel: [18446743935.365550] BUG: soft lockup - CPU#4
> > stuck for 17163091968s! [kvm:25913]
> 
> So, did this issue ever get any traction or get resolved?
> 

https://bugzilla.kernel.org/show_bug.cgi?id=37382 is similar - a
divide-by-zero in update_sg_lb_stats() after 209 days uptime.

Can we change this stuff so that the timers wrap after 10 minutes
uptime, like INITIAL_JIFFIES?

  parent reply	other threads:[~2011-07-06  6:17 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-28  8:26 2.6.32.21 - uptime related crashes? Nikola Ciprich
2011-04-28 18:34 ` [stable] " Willy Tarreau
2011-04-29 10:02   ` Nikola Ciprich
2011-04-30  9:36     ` Willy Tarreau
2011-04-30 11:22       ` Henrique de Moraes Holschuh
2011-04-30 11:54         ` Willy Tarreau
2011-04-30 12:32           ` Henrique de Moraes Holschuh
2011-04-30 12:02       ` Nikola Ciprich
2011-04-30 15:57         ` Greg KH
2011-04-30 16:08           ` Randy Dunlap
2011-04-30 16:49             ` Willy Tarreau
2011-04-30 18:14               ` Henrique de Moraes Holschuh
2011-04-30 17:39       ` Faidon Liambotis
2011-04-30 20:14         ` Willy Tarreau
2011-05-14 19:04           ` Nikola Ciprich
2011-05-14 20:45             ` Willy Tarreau
2011-05-14 20:59               ` Ben Hutchings
2011-05-14 23:13               ` Nicolas Carlier
2011-05-15 22:56             ` Faidon Liambotis
2011-05-16  6:49               ` Apollon Oikonomopoulos
2011-06-28  2:25         ` john stultz
2011-06-28  5:17           ` Willy Tarreau
2011-06-28  6:19             ` Apollon Oikonomopoulos
2011-07-06  6:15           ` Andrew Morton [this message]
2011-07-12  1:18             ` MINOURA Makoto / 箕浦 真
2011-07-12  1:40               ` john stultz
2011-07-12  2:49                 ` MINOURA Makoto / 箕浦 真
2011-07-12  4:19                   ` Willy Tarreau
2011-07-15  0:35                     ` john stultz
2011-07-15  8:30                       ` Peter Zijlstra
2011-07-15 10:02                         ` Peter Zijlstra
2011-07-15 18:03                           ` john stultz
2011-07-15 10:01                       ` Peter Zijlstra
2011-07-15 17:59                         ` john stultz
2011-07-21  7:22                           ` Ingo Molnar
2011-07-21 12:24                             ` Peter Zijlstra
2011-07-21 12:50                               ` Nikola Ciprich
2011-07-21 12:53                                 ` Peter Zijlstra
2011-07-21 18:45                                   ` Ingo Molnar
2011-07-21 19:32                                     ` Nikola Ciprich
2011-08-25 18:56                                     ` Faidon Liambotis
2011-08-30 22:38                                       ` [stable] " Greg KH
2011-09-04 23:26                                         ` Faidon Liambotis
2011-10-23 18:31                                           ` Ruben Kerkhof
2011-10-23 22:07                                             ` Greg KH
2011-10-25 22:44                                             ` john stultz
2011-10-25 23:25                                               ` Willy Tarreau
2011-12-02 23:45                                                 ` Greg KH
2011-12-03  0:02                                                   ` john stultz
2011-12-03  1:02                                                     ` Greg KH
2011-12-03  7:00                                                       ` Willy Tarreau
2011-12-05 16:53                                                       ` Ingo Molnar
2011-10-26 18:21                                               ` Ruben Kerkhof
2011-07-21 19:25                                   ` Nikola Ciprich
2011-07-21 19:37                                     ` john stultz
2011-07-21 19:53                             ` john stultz
2011-05-06  3:12     ` [stable] " Hidetoshi Seto
2011-05-13 22:08   ` Nicolas Carlier

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