From: Arnaldo Carvalho de Melo <acme@redhat.com>
To: Arun Sharma <arun@sharma-home.net>
Cc: Peter Zijlstra <peterz@infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-perf-users@vger.kernel.org
Subject: Re: 2.6.37 kernel warning in perf_events code
Date: Thu, 10 Feb 2011 18:20:23 -0200 [thread overview]
Message-ID: <20110210202023.GG20676@ghostprotocols.net> (raw)
In-Reply-To: <AANLkTi=WRrBnyiDqOeR7PnqVhh8wLFx5W0tgjNaPvkLg@mail.gmail.com>
Em Thu, Feb 10, 2011 at 12:02:20PM -0800, Arun Sharma escreveu:
> On Thu, Feb 10, 2011 at 11:08 AM, Arnaldo Carvalho de Melo
> <acme@redhat.com> wrote:
> > Em Wed, Feb 09, 2011 at 06:50:09PM -0800, Arun Sharma escreveu:
> >> [ Not sure if this is known and fixed in newer kernels. My machine
> >> becomes unusable after this warning triggers ]
> >>
> >> perf record -g -p <pid> cs -o csw.data -- sleep 3
Arun, are you shure the above line is right? I guess it should read:
perf record -g -p <pid> -e cs -o csw.data -- sleep 3
To specify the context switches soft event, right?
> > What kernel are you using? Peter, rings any bells?
>
> Stock 2.6.37.
- Arnaldo
next prev parent reply other threads:[~2011-02-10 20:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-10 2:50 2.6.37 kernel warning in perf_events code Arun Sharma
2011-02-10 19:08 ` Arnaldo Carvalho de Melo
2011-02-10 20:02 ` Arun Sharma
2011-02-10 20:20 ` Arnaldo Carvalho de Melo [this message]
2011-02-10 20:46 ` Arun Sharma
2011-02-11 0:42 ` Arnaldo Carvalho de Melo
2011-02-11 0:57 ` Arun Sharma
2011-02-11 12:16 ` Peter Zijlstra
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