lkml.org 
[lkml]   [2010]   [Mar]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: 2.6.33: ftrace triggers soft lockup
From
On Wed, Mar 3, 2010 at 9:05 PM, Steven Rostedt <rostedt@goodmis.org> wrote:
> On Wed, 2010-03-03 at 14:04 +0800, Américo Wang wrote:
>> Hi, Steven, Frederic, Ingo,
>>
>> I am not sure if this is ftrace's fault, but it is ftrace who triggers
>> the soft lockup. On my machine, it is pretty easy, just run:
>>
>> echo function_graph > current_tracer
>>
>> I found this when 2.6.33-rc7, but forgot to report here. I just tried today's
>> Linus tree, it still has this problem.
>>
>> Attached are the full soft lockup warnings.
>>
>> Below is my related configs:
>
> Actually this is not enough for me. Could you send me the full config,
> as well as the full dmesg, not just the dump.
>

Full dmesg: http://pastebin.ca/1822197
Full config: http://pastebin.ca/1822201

Note, I changed some tracing unrelated config after getting that soft lockup,
so it would not matter.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2010-03-04 04:01    [W:0.115 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site