linux-kernel - Re: [PATCH 8/9] perf script: Add period data column

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Message-ID: <53FDEC51.3070301@gmail.com>
Date:	Wed, 27 Aug 2014 08:33:53 -0600
From:	David Ahern <dsahern@...il.com>
To:	Jiri Olsa <jolsa@...nel.org>, linux-kernel@...r.kernel.org
CC:	Andi Kleen <andi@...stfloor.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	"Jen-Cheng(Tommy) Huang" <tommy24@...ech.edu>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH 8/9] perf script: Add period data column

On 8/25/14, 8:45 AM, Jiri Olsa wrote:
> Adding period data column to be displayed in perf script.
> It's possible to get period values using -f option, like:
>
>    $ perf script -f comm,tid,time,period,ip,sym,dso
>            :26019 26019 52414.329088:       3707  ffffffff8105443a native_write_msr_safe ([kernel.kallsyms])
>            :26019 26019 52414.329088:         44  ffffffff8105443a native_write_msr_safe ([kernel.kallsyms])
>            :26019 26019 52414.329093:       1987  ffffffff8105443a native_write_msr_safe ([kernel.kallsyms])
>            :26019 26019 52414.329093:          6  ffffffff8105443a native_write_msr_safe ([kernel.kallsyms])
>                ls 26019 52414.329442:     537558        3407c0639c _dl_map_object_from_fd (/usr/lib64/ld-2.17.so)
>                ls 26019 52414.329442:       2099        3407c0639c _dl_map_object_from_fd (/usr/lib64/ld-2.17.so)
>                ls 26019 52414.330181:    1242100        34080917bb get_next_seq (/usr/lib64/libc-2.17.so)
>                ls 26019 52414.330181:       3774        34080917bb get_next_seq (/usr/lib64/libc-2.17.so)
>                ls 26019 52414.331427:    1083662  ffffffff810c7dc2 update_curr ([kernel.kallsyms])
>                ls 26019 52414.331427:        360  ffffffff810c7dc2 update_curr ([kernel.kallsyms])
>
> Cc: Andi Kleen <andi@...stfloor.org>
> Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
> Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
> Cc: David Ahern <dsahern@...il.com>
> Cc: Frederic Weisbecker <fweisbec@...il.com>
> Cc: Ingo Molnar <mingo@...nel.org>
> Cc: Jen-Cheng(Tommy) Huang <tommy24@...ech.edu>
> Cc: Namhyung Kim <namhyung@...nel.org>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> Cc: Stephane Eranian <eranian@...gle.com>
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>
> ---
>   tools/perf/Documentation/perf-script.txt |  2 +-
>   tools/perf/builtin-script.c              | 12 +++++++++++-
>   2 files changed, 12 insertions(+), 2 deletions(-)

Acked-by: David Ahern <dsahern@...il.com>
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