From: Dipankar Sarma <dipankar@in.ibm.com>
To: Lee Revell <rlrevell@joe-job.com>
Cc: Karsten Wiese <annabellesgarden@yahoo.de>,
Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
John Stultz <johnstul@us.ibm.com>,
"Paul E. McKenney" <paulmck@us.ibm.com>,
Arjan van de Ven <arjan@infradead.org>
Subject: Re: 2.6.18-rt1
Date: Sat, 14 Oct 2006 03:46:24 +0530 [thread overview]
Message-ID: <20061013221624.GD7477@in.ibm.com> (raw)
In-Reply-To: <1160777536.4201.31.camel@mindpipe>
On Fri, Oct 13, 2006 at 06:12:16PM -0400, Lee Revell wrote:
> On Sat, 2006-10-14 at 02:54 +0530, Dipankar Sarma wrote:
> > Can you try with nmi_watchdog=0 in the kernel command line ?
> >
> > Paul has an NMI-safe patch for rcupreempt which I am adopting
> > and testing at the moment. If this works well, I will publish
> > a new patchset.
> >
>
> The bug is too hard to hit for me to provide useful feedback. I've only
> seen it once since my original report.
>
> FWIW, I am also seeing hard lockups every 12-24 hours but the box is
> headless and I don't have the bandwidth to debug these further. It was
> stable with 2.6.17-rt*.
Can you try whatever you were doing with nmi_watchdog=0 ? If it is
stable, then that would explain the problem. I believe Andi enabled
nmi watchdog on x86_64 by default recently, that might be why
we are seeing it now.
Thanks
Dipankar
next prev parent reply other threads:[~2006-10-13 22:16 UTC|newest]
Thread overview: 101+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-20 14:19 2.6.18-rt1 Ingo Molnar
2006-09-20 16:50 ` 2.6.18-rt1 Gene Heskett
2006-09-20 16:58 ` 2.6.18-rt1 Ingo Molnar
2006-09-20 17:33 ` 2.6.18-rt1 Gene Heskett
2006-09-20 18:34 ` 2.6.18-rt1 Gene Heskett
2006-09-20 17:00 ` 2.6.18-rt1 Daniel Walker
2006-09-20 17:38 ` 2.6.18-rt1 Paul E. McKenney
2006-09-20 17:41 ` 2.6.18-rt1 Daniel Walker
2006-09-20 18:23 ` 2.6.18-rt1 Gene Heskett
2006-09-20 18:25 ` 2.6.18-rt1 Paul E. McKenney
2006-09-20 18:34 ` 2.6.18-rt1 Daniel Walker
2006-09-20 20:06 ` 2.6.18-rt1 Paul E. McKenney
2006-09-20 21:38 ` 2.6.18-rt1 Gene Heskett
2006-09-20 20:17 ` 2.6.18-rt1 Gene Heskett
2006-09-20 18:36 ` 2.6.18-rt1 Gene Heskett
2006-09-20 18:47 ` 2.6.18-rt1 Thomas Gleixner
2006-09-20 19:20 ` 2.6.18-rt1 Thomas Gleixner
2006-09-20 19:46 ` 2.6.18-rt1 Ingo Molnar
2006-09-20 20:19 ` 2.6.18-rt1 Daniel Walker
2006-09-20 20:14 ` 2.6.18-rt1 Ingo Molnar
2006-09-20 20:31 ` 2.6.18-rt1 Daniel Walker
2006-09-21 19:02 ` 2.6.18-rt1 Ingo Molnar
2006-09-21 19:18 ` 2.6.18-rt1 Daniel Walker
2006-09-22 14:42 ` 2.6.18-rt1 Daniel Walker
2006-09-27 8:36 ` 2.6.18-rt1 Ingo Molnar
2006-09-21 8:04 ` 2.6.18-rt1 Deepak Saxena
2006-09-21 8:04 ` 2.6.18-rt1 Ingo Molnar
2006-09-21 8:24 ` 2.6.18-rt1 Deepak Saxena
2006-09-22 2:19 ` 2.6.18-rt1 john cooper
2006-09-22 6:36 ` 2.6.18-rt1 Lennert Buytenhek
2006-09-22 11:56 ` 2.6.18-rt1 Ingo Molnar
2006-09-27 13:10 ` 2.6.18-rt4 john cooper
2006-09-27 13:09 ` 2.6.18-rt4 Ingo Molnar
2006-09-20 18:56 ` 2.6.18-rt1 K.R. Foley
2006-09-20 19:49 ` 2.6.18-rt1 Ingo Molnar
2006-09-20 20:33 ` 2.6.18-rt1 K.R. Foley
2006-09-20 20:41 ` 2.6.18-rt1 Thomas Gleixner
2006-09-20 20:50 ` 2.6.18-rt1 K.R. Foley
2006-09-21 19:16 ` 2.6.18-rt1 john stultz
2006-09-22 2:18 ` 2.6.18-rt1 K.R. Foley
2006-09-22 11:58 ` 2.6.18-rt1 Ingo Molnar
2006-09-28 0:42 ` 2.6.18-rt1 john stultz
2006-09-28 22:48 ` 2.6.18-rt1 john stultz
2006-09-29 2:09 ` 2.6.18-rt1 K.R. Foley
2006-09-29 12:24 ` 2.6.18-rt1 Ingo Molnar
2006-09-29 12:40 ` 2.6.18-rt1 Ingo Molnar
2006-09-20 19:58 ` 2.6.18-rt1 Thomas Gleixner
2006-09-20 20:34 ` 2.6.18-rt1 K.R. Foley
2006-09-20 19:38 ` 2.6.18-rt1 Mark Knecht
2006-09-20 20:27 ` 2.6.18-rt1 Mark Knecht
2006-09-22 14:14 ` 2.6.18-rt1 Lee Revell
2006-09-20 20:54 ` 2.6.18-rt1 Michal Piotrowski
2006-09-20 22:07 ` 2.6.18-rt1 Michal Piotrowski
2006-09-20 22:26 ` 2.6.18-rt1 Michal Piotrowski
2006-09-21 6:56 ` [PATCH] move put_task_struct() reaping into a thread [Re: 2.6.18-rt1] Bill Huey
2006-09-21 6:54 ` Ingo Molnar
2006-09-21 7:18 ` Bill Huey
2006-09-21 7:16 ` Ingo Molnar
2006-09-21 7:32 ` Bill Huey
2006-09-21 7:29 ` Ingo Molnar
2006-09-21 7:48 ` Bill Huey
2006-09-21 7:56 ` Ingo Molnar
2006-09-21 8:13 ` Bill Huey
2006-09-21 12:23 ` Esben Nielsen
2006-09-21 12:56 ` Ingo Molnar
2006-09-21 7:27 ` Bill Huey
2006-09-21 7:22 ` Ingo Molnar
2006-09-21 7:35 ` Bill Huey
2006-09-21 7:31 ` Ingo Molnar
2006-09-21 7:52 ` Bill Huey
2006-09-27 2:55 ` Eric W. Biederman
2006-09-27 5:08 ` Bill Huey
2006-09-27 6:02 ` Eric W. Biederman
2006-09-27 6:34 ` Bill Huey
2006-09-27 7:29 ` Eric W. Biederman
2006-09-27 9:01 ` Ingo Molnar
2006-09-27 13:59 ` Eric W. Biederman
2006-09-27 14:06 ` Ingo Molnar
2006-09-27 16:18 ` Paul E. McKenney
2006-09-27 9:08 ` Ingo Molnar
2006-09-27 9:09 ` Bill Huey
2006-09-27 9:05 ` Ingo Molnar
2006-09-27 20:28 ` Esben Nielsen
2006-09-27 8:57 ` Ingo Molnar
2006-09-27 9:14 ` Bill Huey
2006-09-27 9:15 ` Ingo Molnar
2006-09-25 9:53 ` 2.6.18-rt1 Florian Schmidt
2006-09-26 7:57 ` 2.6.18-rt1 Florian Schmidt
2006-09-25 16:12 ` 2.6.18-rt1 Mike Kravetz
2006-09-27 8:34 ` 2.6.18-rt1 Ingo Molnar
2006-09-30 18:06 ` 2.6.18-rt1 Lee Revell
2006-09-30 18:18 ` 2.6.18-rt1 Dipankar Sarma
2006-09-30 18:25 ` 2.6.18-rt1 Lee Revell
2006-10-13 21:18 ` 2.6.18-rt1 Karsten Wiese
2006-10-13 21:20 ` 2.6.18-rt1 Lee Revell
2006-10-13 21:24 ` 2.6.18-rt1 Dipankar Sarma
2006-10-13 22:12 ` 2.6.18-rt1 Lee Revell
2006-10-13 22:16 ` Dipankar Sarma [this message]
2006-10-17 14:46 ` 2.6.18-rt1 Lee Revell
2006-10-18 8:34 ` 2.6.18-rt1 Ingo Molnar
2006-10-18 7:12 ` 2.6.18-rt1 Ingo Molnar
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