linux-kernel - Re: [PATCH] perf report: Add support to display group output for non group events

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Message-ID: <20180209191215.GQ3451@kernel.org>
Date:   Fri, 9 Feb 2018 16:12:15 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Stephane Eranian <eranian@...gle.com>,
        Jiri Olsa <jolsa@...nel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        David Ahern <dsahern@...il.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH] perf report: Add support to display group output for non
 group events

Em Fri, Feb 09, 2018 at 08:10:57PM +0100, Jiri Olsa escreveu:
> On Fri, Feb 09, 2018 at 03:37:11PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Fri, Feb 09, 2018 at 10:27:34AM +0100, Jiri Olsa escreveu:

> > Humm, its a nice hack, but it would be even better if it didn't showed
> > it as if it was really a group:

> >   Samples: 20  of event 'anon group { cycles, instructions }', Event count (approx.): 4712980

> > It would be better to instead add another condition to the evlist that
> > would trigger the view with all the examples...

> > I'm applying it anyway, as it is useful, but would be nice to have the
> > same output except for that header, that should read instead:

> >   Samples: 20  of non grouped events: cycles, instructions, Event count (approx.): 4712980

> right, I'll try to post something like that

I've pushed out with this patch, so please go on from there.

Thanks!

- Arnaldo