From: Ingo Molnar <mingo@kernel.org>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>, Arun Sharma <asharma@fb.com>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
Paul Mackerras <paulus@samba.org>,
LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
David Ahern <dsahern@gmail.com>, Jiri Olsa <jolsa@redhat.com>,
Stephane Eranian <eranian@google.com>
Subject: Re: [RFC/PATCHSET 00/15] perf report: Add support to accumulate hist periods
Date: Tue, 30 Oct 2012 10:01:10 +0100 [thread overview]
Message-ID: <20121030090110.GA10193@gmail.com> (raw)
In-Reply-To: <1351585065.4047.33.camel@twins>
* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> On Tue, 2012-10-30 at 15:59 +0900, Namhyung Kim wrote:
> > Yes, the callchain part needs to be improved. Peter's idea
> > indeed looks good to me too.
>
> FWIW, I think this is exactly what sysprof does, except that
> tool isn't usable for other reasons.. You might want to look
> at it though.
I always found the fundamental sysprof system-wide call graph
profiling output/view superior - and so do many Xorg developers
who are using SysProf that I talked to - so I'd strongly
encourage to use that ordering and grouping for the default perf
call-graph profiling output/view.
Thanks,
Ingo
next prev parent reply other threads:[~2012-10-30 9:01 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-13 7:19 [RFC/PATCHSET 00/15] perf report: Add support to accumulate hist periods Namhyung Kim
2012-09-13 7:19 ` [PATCH 01/15] perf hists: Add missing period_* fields when collapsing a hist entry Namhyung Kim
2012-09-13 7:19 ` [PATCH 02/15] perf hists: Introduce struct he_stat Namhyung Kim
2012-09-13 7:19 ` [PATCH 03/15] perf hists: Move he->stat.nr_events initialization to a template Namhyung Kim
2012-09-13 7:20 ` [PATCH 04/15] perf hists: Convert hist entry functions to use struct he_stat Namhyung Kim
2012-09-13 7:20 ` [PATCH 05/15] perf hists: Add more helpers for hist entry stat Namhyung Kim
2012-09-13 7:20 ` [PATCH 06/15] perf hists: Add support for accumulated stat of hist entry Namhyung Kim
2012-09-13 7:20 ` [PATCH 07/15] perf hists: Check if accumulated when adding a " Namhyung Kim
2012-09-13 7:20 ` [PATCH 08/15] perf callchain: Add a couple of callchain helpers Namhyung Kim
2012-09-13 7:20 ` [PATCH 09/15] perf hists: Let add_hist_entry to make a hist entry template Namhyung Kim
2012-09-13 7:20 ` [PATCH 10/15] perf hists: Accumulate hist entry stat based on the callchain Namhyung Kim
2012-09-13 7:20 ` [PATCH 11/15] perf hists: Sort hist entries by accumulated period Namhyung Kim
2012-09-13 7:20 ` [PATCH 12/15] perf ui/hist: Add support to accumulated hist stat Namhyung Kim
2012-09-13 7:20 ` [PATCH 13/15] perf ui/browser: " Namhyung Kim
2012-09-13 7:20 ` [PATCH 14/15] perf ui/gtk: " Namhyung Kim
2012-09-13 7:20 ` [PATCH 15/15] perf report: Add --cumulate option Namhyung Kim
2012-09-20 17:33 ` [RFC/PATCHSET 00/15] perf report: Add support to accumulate hist periods Arun Sharma
2012-09-25 4:57 ` Namhyung Kim
2012-09-27 23:01 ` Frederic Weisbecker
2012-09-28 5:49 ` Namhyung Kim
2012-09-28 7:07 ` Stephane Eranian
2012-09-28 15:14 ` Frederic Weisbecker
2012-09-28 16:36 ` Stephane Eranian
2012-09-28 15:27 ` Frederic Weisbecker
2012-10-29 19:08 ` Peter Zijlstra
2012-10-29 21:36 ` Arun Sharma
2012-10-30 6:59 ` Namhyung Kim
2012-10-30 8:17 ` Peter Zijlstra
2012-10-30 9:01 ` Ingo Molnar [this message]
2012-10-31 7:24 ` Namhyung Kim
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