From: Thomas Gleixner <tglx@linutronix.de>
To: Dave Jones <davej@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>, Peter Anvin <hpa@zytor.com>,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: Yet more softlockups.
Date: Fri, 5 Jul 2013 17:15:07 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.02.1307051710070.32106@ionos.tec.linutronix.de> (raw)
In-Reply-To: <20130705143821.GB325@redhat.com>
On Fri, 5 Jul 2013, Dave Jones wrote:
> BUG: soft lockup - CPU#3 stuck for 23s! [trinity-child1:14565]
> perf samples too long (2519 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
> INFO: NMI handler (perf_event_nmi_handler) took too long to run: 238147.002 msecs
So we see a softlockup of 23 seconds and the perf_event_nmi_handler
claims it did run 23.8 seconds.
Are there more instances of NMI handler messages ?
Thanks,
tglx
next prev parent reply other threads:[~2013-07-05 15:15 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-04 1:55 scheduling while atomic & hang Dave Jones
2013-07-04 2:49 ` Linus Torvalds
2013-07-04 4:43 ` H. Peter Anvin
2013-07-04 7:49 ` Dave Jones
2013-07-04 17:22 ` Linus Torvalds
2013-07-10 20:54 ` J. Bruce Fields
2013-07-04 18:08 ` H. Peter Anvin
2013-07-05 6:51 ` Ingo Molnar
2013-07-05 7:19 ` Frederic Weisbecker
2013-07-05 10:05 ` Ingo Molnar
2013-07-05 19:27 ` Linus Torvalds
2013-07-06 8:02 ` Frederic Weisbecker
2013-07-06 8:07 ` Ingo Molnar
2013-07-05 14:38 ` Yet more softlockups Dave Jones
2013-07-05 15:15 ` Thomas Gleixner [this message]
2013-07-05 16:00 ` Dave Jones
2013-07-05 16:02 ` Thomas Gleixner
2013-07-05 16:41 ` H. Peter Anvin
2013-07-05 18:20 ` Seiji Aguchi
2013-07-05 22:21 ` Thomas Gleixner
2013-07-06 7:24 ` Ingo Molnar
2013-07-07 0:24 ` Dave Jones
2013-07-10 15:13 ` Dave Jones
2013-07-10 15:20 ` Markus Trippelsdorf
2013-07-10 15:40 ` Dave Jones
2013-07-12 10:31 ` Ingo Molnar
2013-07-12 15:38 ` Dave Hansen
2013-07-12 15:45 ` Dave Jones
2013-07-12 15:55 ` Dave Hansen
2013-07-12 17:00 ` Dave Jones
2013-07-12 17:12 ` David Ahern
2013-07-12 17:18 ` Dave Jones
2013-07-12 17:40 ` David Ahern
2013-07-12 17:50 ` Dave Jones
2013-07-12 18:07 ` David Ahern
2013-07-12 18:22 ` Dave Hansen
2013-07-12 20:13 ` Dave Hansen
2013-07-13 1:40 ` Vince Weaver
2013-07-10 15:39 ` Vince Weaver
2013-07-10 15:45 ` Dave Jones
2013-07-10 21:54 ` Dave Jones
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