From: Lee Revell <rlrevell@joe-job.com>
To: linux-kernel <linux-kernel@vger.kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>, Steven Rostedt <rostedt@goodmis.org>
Subject: Re: 2.6.14-rt1: oprofile doesn't work anymore
Date: Tue, 30 May 2006 23:27:56 -0400 [thread overview]
Message-ID: <1149046077.4239.6.camel@mindpipe> (raw)
In-Reply-To: <1131302759.13599.10.camel@mindpipe>
(replying to a very old thread)
On Sun, 2005-11-06 at 13:45 -0500, Lee Revell wrote:
> On Thu, 2005-11-03 at 18:22 -0500, Lee Revell wrote:
> > I just tested this with oprofile both built into the kernel and as a
> > module, and with oprofile userspace tools 0.9.1 and from CVS. No
> > change. I have verified that /dev/oprofile is mounted. It looks like
> > the profiler never sees any samples.
> >
> > rlrevell@mindpipe:~$ cat /dev/oprofile/stats/cpu0/sample_received
> > 0
> >
> > Could one of the ktimers changes have broken the timer interrupt based
> > profiling?
>
> I have verified that oprofile does work with 2.6.14. So the breakage is
> unique to the -rt kernel.
Ingo,
oprofile still does not work with the -rt kernel (verified with
2.6.16-rt20).
Can anyone else reproduce this?
Lee
next prev parent reply other threads:[~2006-05-31 3:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-03 21:39 2.6.14-rt1: oprofile doesn't work anymore Lee Revell
2005-11-03 23:22 ` Lee Revell
2005-11-06 18:45 ` Lee Revell
2006-05-31 3:27 ` Lee Revell [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-07-18 13:49 Jonathan Walsh
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