From: "Jen-Cheng(Tommy) Huang" <tommy24@gatech.edu>
To: Andi Kleen <andi@firstfloor.org>
Cc: Jiri Olsa <jolsa@redhat.com>, linux-perf-users@vger.kernel.org
Subject: Re: Problems with perf
Date: Tue, 19 Aug 2014 10:50:14 -0400 [thread overview]
Message-ID: <CABooUW2dxtDJoLBgpkc+ZhdyS5RZ8CsOe4rB9TwBDrUtrthorA@mail.gmail.com> (raw)
In-Reply-To: <87tx58mxs5.fsf@tassilo.jf.intel.com>
Thank you guys.
So far the "-a" full system mode seems working.
Thanks for the workaround.
I will update you guys for any issues.
Thanks.
On Tue, Aug 19, 2014 at 9:09 AM, Andi Kleen <andi@firstfloor.org> wrote:
> Jiri Olsa <jolsa@redhat.com> writes:
>> hi,
>> we switch off event inheritance for multiple events in group
>> with leader sampling. That's probably why you see less samples
>> and only one thread.
>
> If that's the problem then a short term workaround would
> be using -a
>
> -Andi
prev parent reply other threads:[~2014-08-19 14:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-18 18:46 Problems with perf "event grouping" on Java apps Jen-Cheng(Tommy) Huang
2014-08-18 18:55 ` Problems with perf Tommy
2014-08-18 20:21 ` Tommy
2014-08-19 8:08 ` Jiri Olsa
2014-08-19 13:09 ` Andi Kleen
2014-08-19 14:50 ` Jen-Cheng(Tommy) Huang [this message]
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