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From: "Américo Wang" <xiyou.wangcong@gmail.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: "Li Zefan" <lizf@cn.fujitsu.com>,
	"Lai Jiangshan" <laijs@cn.fujitsu.com>,
	"Frederic Weisbecker" <fweisbec@gmail.com>,
	"Américo Wang" <xiyou.wangcong@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	"Ingo Molnar" <mingo@elte.hu>
Subject: Re: 2.6.33: ftrace triggers soft lockup
Date: Sat, 13 Mar 2010 13:37:33 +0800	[thread overview]
Message-ID: <20100313053733.GD3704@hack> (raw)
In-Reply-To: <1268446049.4471.787.camel@gandalf.stny.rr.com>

On Fri, Mar 12, 2010 at 09:07:29PM -0500, Steven Rostedt wrote:
>
>Americo,
>
>I still do not know why the function graph tracer is making your system
>unusable. I'll look more into that when I get a chance. So far, I have
>not had any issues on any of my boxes.
>

Oh, in fact, I just tried 2 x86_64 machines, both of them have this
problem.

Sorry that I don't have much time to do bisect, the last kernel that
I tried is 2.6.32-rc6, it is bad too. I will try some older kernels
if I have time.

Thank you.


  reply	other threads:[~2010-03-13  5:34 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-03  6:04 2.6.33: ftrace triggers soft lockup Américo Wang
2010-03-03 13:05 ` Steven Rostedt
2010-03-04  2:58   ` Américo Wang
2010-03-04  1:33 ` Li Zefan
2010-03-04  1:46 ` Frederic Weisbecker
2010-03-04  3:01   ` Américo Wang
2010-03-04  3:18     ` Steven Rostedt
2010-03-04  4:06       ` Frederic Weisbecker
2010-03-04  5:10       ` Américo Wang
2010-03-04  5:18         ` Frederic Weisbecker
2010-03-04 13:54 ` Steven Rostedt
2010-03-05  4:14   ` Américo Wang
2010-03-05  7:16     ` Américo Wang
2010-03-05 15:06       ` Steven Rostedt
2010-03-05 17:16         ` Frederic Weisbecker
2010-03-05 18:35           ` Steven Rostedt
2010-03-05 18:43             ` Frederic Weisbecker
2010-03-05 19:07               ` Steven Rostedt
2010-03-08  7:32           ` Li Zefan
2010-03-08 15:15             ` Steven Rostedt
2010-03-09  2:11               ` Li Zefan
2010-03-09  2:23                 ` Steven Rostedt
2010-03-09  3:38                   ` Li Zefan
2010-03-12 19:20                     ` Steven Rostedt
2010-03-12 21:38                       ` Steven Rostedt
2010-03-13  2:07                     ` Steven Rostedt
2010-03-13  5:37                       ` Américo Wang [this message]
2010-03-13  5:51                         ` Steven Rostedt
2010-03-14 16:55                         ` Steven Rostedt
2010-03-13 17:56                       ` Steven Rostedt
2010-03-15  1:46                         ` Li Zefan
2010-03-15 14:39                           ` Steven Rostedt
2010-03-15 16:16                             ` Steven Rostedt
2010-03-08  2:31         ` Américo Wang
2010-03-09  2:40           ` Américo Wang
2010-03-09  2:51             ` Steven Rostedt
2010-03-09  5:06               ` Américo Wang

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