From: Randy Dunlap <randy.dunlap@oracle.com>
To: Andrea Arcangeli <andrea@suse.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: crashme fault
Date: Sun, 16 Sep 2007 09:17:54 -0700 [thread overview]
Message-ID: <20070916091754.a2ab62a2.randy.dunlap@oracle.com> (raw)
In-Reply-To: <20070916155320.GE6708@v2.random>
On Sun, 16 Sep 2007 17:53:21 +0200 Andrea Arcangeli wrote:
> On Wed, Sep 12, 2007 at 10:21:51PM -0700, Randy Dunlap wrote:
> > I run almost-daily kernel testing. I haven't seen 'crashme' cause a
> > kernel fault until today, and now I've seen it twice on 2.6.23-rc6-git2,
>
> Did the room temperature change in the server room? ;) Those early
I rarely go there, but when I do, it's usually very cool.
But I have no way of tracking the room temp there.
> EM64T P4 core based are fast but they suck a whole lot of power. It
> seems a bitflip in a cpu register. You can use cpufreq to set low
> frequency (they should support it, and they shouldn't use more than
> 100w per core that way) to lower the temp, and see if the problem goes
> away. If it's a software issue it will hopefully be still reproducible
> with ~2ghz instead of 3.4ghz.
---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
prev parent reply other threads:[~2007-09-16 16:18 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-13 5:21 crashme fault Randy Dunlap
2007-09-15 4:28 ` Linus Torvalds
2007-09-15 5:05 ` Randy Dunlap
2007-09-15 5:21 ` Randy Dunlap
2007-09-15 18:34 ` Andi Kleen
2007-09-15 18:40 ` Randy Dunlap
2007-09-15 19:44 ` Linus Torvalds
2007-09-15 19:53 ` Randy Dunlap
2007-09-15 22:15 ` Linus Torvalds
2007-09-15 22:47 ` Linus Torvalds
2007-09-15 23:47 ` Randy Dunlap
2007-09-16 0:34 ` Linus Torvalds
2007-09-16 16:40 ` Randy Dunlap
2007-09-16 17:14 ` Linus Torvalds
2007-09-16 18:12 ` Linus Torvalds
2007-09-17 5:06 ` Randy Dunlap
2007-09-17 5:28 ` Linus Torvalds
2007-09-17 14:29 ` Randy Dunlap
2007-09-17 14:53 ` Linus Torvalds
2007-09-17 20:05 ` Randy Dunlap
2007-09-16 18:28 ` Andi Kleen
2007-09-16 3:10 ` Andi Kleen
2007-09-16 15:53 ` Andrea Arcangeli
2007-09-16 16:17 ` Randy Dunlap [this message]
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