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From: Frederic Weisbecker <fweisbec@gmail.com>
To: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>
Cc: Brendan Gregg <brendan.d.gregg@gmail.com>,
	Ingo Molnar <mingo@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Borislav Petkov <bp@suse.de>,
	Chandler Carruth <chandlerc@gmail.com>,
	David Ahern <dsahern@gmail.com>, Jiri Olsa <jolsa@redhat.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Stephane Eranian <eranian@google.com>,
	Wang Nan <wangnan0@huawei.com>
Subject: Re: [PATCH 13/16] perf callchain: Switch default to 'graph,0.5,caller'
Date: Tue, 20 Oct 2015 14:19:50 +0200	[thread overview]
Message-ID: <20151020121948.GA29289@lerouge> (raw)
In-Reply-To: <20151020120033.GB5119@kernel.org>

On Tue, Oct 20, 2015 at 09:00:34AM -0300, Arnaldo Carvalho de Melo wrote:
> Em Mon, Oct 19, 2015 at 05:16:53PM -0700, Brendan Gregg escreveu:
> So are you advocating different defaults, one for --stdio (callee),
> another for --tui, --gtk (caller)?
> 
> This is all configurable via ~/.perfconfig :-\
> 
> Indeed, finding a default that is deemed adequate for most people is,
> ho-hum, difficult 8-)

Most uses I've seen on LKML by the past involved callee because people
mostly look at the precise point where a performance issue is.

IMHO changing that order is not a good idea. Unless many users complained
about it.

> 
> Ingo, what do you think?
> 
> - Arnaldo

  reply	other threads:[~2015-10-20 12:19 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-05 21:03 [GIT PULL 00/16] perf/core improvements and fixes Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 01/16] tools lib api fs: No need to use PATH_MAX + 1 Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 02/16] perf evlist: Display DATA_SRC sample type bit Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 03/16] perf annotate: Fix sizeof_sym_hist overflow issue Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 04/16] perf tools: Export perf_event_attr__set_max_precise_ip() Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 05/16] perf tools: Introduce 'P' modifier to request max precision Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 06/16] perf tests: Add parsing test for 'P' modifier Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 07/16] perf tools: Add support for sorting on the iaddr Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 08/16] perf tools: Setup proper width for symbol_iaddr field Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 09/16] perf tools: Handle -h and -v options Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 10/16] perf tests: Add arch tests Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 11/16] perf tests: Move x86 tests into arch directory Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 12/16] perf tests: Add Intel CQM test Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 13/16] perf callchain: Switch default to 'graph,0.5,caller' Arnaldo Carvalho de Melo
2015-10-09 20:34   ` Brendan Gregg
2015-10-09 21:56     ` Arnaldo Carvalho de Melo
2015-10-09 22:10       ` Brendan Gregg
2015-10-09 22:25         ` Arnaldo Carvalho de Melo
2015-10-20  0:16           ` Brendan Gregg
2015-10-20 12:00             ` Arnaldo Carvalho de Melo
2015-10-20 12:19               ` Frederic Weisbecker [this message]
2015-10-20 13:06                 ` Arnaldo Carvalho de Melo
2015-10-20 17:21                   ` Frederic Weisbecker
2015-10-20 18:44                     ` Arnaldo Carvalho de Melo
2015-10-21  1:21                       ` Namhyung Kim
2015-10-21 13:24                         ` Arnaldo Carvalho de Melo
2015-10-21  8:09                     ` Namhyung Kim
2015-10-21 11:57                       ` Wangnan (F)
2015-10-21 16:35                       ` Frederic Weisbecker
     [not found]                   ` <CAAwGriEtYeBytGt9x24=uUqSEy5oJ2HigfA2KXnKyrAioKrtNg@mail.gmail.com>
2015-10-21 16:27                     ` Frederic Weisbecker
2015-10-21 18:28                     ` Brendan Gregg
2015-10-21 19:23                       ` Arnaldo Carvalho de Melo
2015-10-22  0:44                         ` Brendan Gregg
2015-10-21  8:06               ` Ingo Molnar
2015-10-21 13:21                 ` Arnaldo Carvalho de Melo
2015-10-21 19:18                 ` Brendan Gregg
2015-10-10  7:09         ` Ingo Molnar
2015-10-10  7:34           ` Brendan Gregg
2015-10-10  9:07             ` Ingo Molnar
2015-10-12 15:27   ` Frederic Weisbecker
2015-10-13  4:26   ` Namhyung Kim
2015-10-19 23:50     ` Brendan Gregg
2015-10-21  7:29       ` Namhyung Kim
2015-10-20 13:23   ` Wangnan (F)
2015-10-20 13:38     ` Arnaldo Carvalho de Melo
2015-10-21  1:44       ` Namhyung Kim
2015-10-21  8:48       ` Ingo Molnar
2015-10-21 13:43         ` Arnaldo Carvalho de Melo
2015-10-21 13:46           ` Arnaldo Carvalho de Melo
2015-10-22  8:46           ` Ingo Molnar
2015-10-22 12:36             ` Namhyung Kim
2015-10-05 21:03 ` [PATCH 14/16] perf ui browser: Optional horizontal scrolling key binding Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 15/16] perf hists browser: Implement horizontal scrolling Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 16/16] perf tools: Fail properly in case pattern matching fails to find tracepoint Arnaldo Carvalho de Melo
2015-10-06  7:09 ` [GIT PULL 00/16] perf/core improvements and fixes Ingo Molnar

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