lkml.org 
[lkml]   [2012]   [Apr]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [3.4-rc3] Thread overran stack, or stack corrupted
On Tue, Apr 17, 2012 at 11:43:31PM -0400, Steven Rostedt wrote:
> On Tue, 2012-04-17 at 23:15 -0400, Dave Jones wrote:
>
> > That looks handy. Doesn't seem to work for me though on my test box.
> > (config option is enabled.)
> >
> > # echo 1 > /proc/sys/kernel/stack_tracer_enabled
> > # cat /sys/kernel/debug/tracing/stack_trace
> > Depth Size Location (-1 entries)
> > ----- ---- --------
> >
> > That's all she wrote.
>
> Hmm, was there any problems with the function tracer?
> Messages in dmesg?

nope.

> Just to make sure, what does
>
> /sys/kernel/debug/tracing/enabled_functions
>
> have?

33503 lines.

> This would show what functions the stack tracer is using.
>
> I just compiled the latest vanilla kernel and tried it out, and it
> worked for me.

works on my other machines too with similar kernel configs, just not on the one I'm profiling.

Dave


\
 
 \ /
  Last update: 2012-04-18 22:37    [W:0.066 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site