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[PATCH] perf sched timehist: Add pid and tid options

Started byDavid Ahern <dsahern@gmail.com>
First post2017-09-01 19:50 +0200
Last post2017-09-07 17:20 +0200
Articles 4 — 3 participants

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  [PATCH] perf sched timehist: Add pid and tid options David Ahern <dsahern@gmail.com> - 2017-09-01 19:50 +0200
    Re: [PATCH] perf sched timehist: Add pid and tid options David Ahern <dsahern@gmail.com> - 2017-09-07 17:10 +0200
      Re: [PATCH] perf sched timehist: Add pid and tid options Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-08 15:30 +0200
    Re: [PATCH] perf sched timehist: Add pid and tid options Namhyung Kim <namhyung@kernel.org> - 2017-09-07 17:20 +0200

#1725261 — [PATCH] perf sched timehist: Add pid and tid options

FromDavid Ahern <dsahern@gmail.com>
Date2017-09-01 19:50 +0200
Subject[PATCH] perf sched timehist: Add pid and tid options
Message-ID<ukYeR-8i9-3@gated-at.bofh.it>
Add options to only show event for specific pid(s) and tid(s).

Signed-off-by: David Ahern <dsahern@gmail.com>
---
 tools/perf/Documentation/perf-sched.txt | 8 ++++++++
 tools/perf/builtin-sched.c              | 4 ++++
 2 files changed, 12 insertions(+)

diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
index a092a2499e8f..55b67338548e 100644
--- a/tools/perf/Documentation/perf-sched.txt
+++ b/tools/perf/Documentation/perf-sched.txt
@@ -106,6 +106,14 @@ OPTIONS for 'perf sched timehist'
 --max-stack::
 	Maximum number of functions to display in backtrace, default 5.
 
+-p=::
+--pid=::
+	Only show events for given process ID (comma separated list).
+
+-t=::
+--tid=::
+	Only show events for given thread ID (comma separated list).
+
 -s::
 --summary::
     Show only a summary of scheduling by thread with min, max, and average
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 322b4def8411..b7e8812ee80c 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -3363,6 +3363,10 @@ int cmd_sched(int argc, const char **argv)
 	OPT_STRING(0, "time", &sched.time_str, "str",
 		   "Time span for analysis (start,stop)"),
 	OPT_BOOLEAN(0, "state", &sched.show_state, "Show task state when sched-out"),
+	OPT_STRING('p', "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
+		   "analyze events only for given process id(s)"),
+	OPT_STRING('t', "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
+		   "analyze events only for given thread id(s)"),
 	OPT_PARENT(sched_options)
 	};
 
-- 
2.1.4

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#1728252

FromDavid Ahern <dsahern@gmail.com>
Date2017-09-07 17:10 +0200
Message-ID<un6Bk-1LE-5@gated-at.bofh.it>
In reply to#1725261
Hi Arnaldo:

are you ok with this change?

On 9/1/17 11:49 AM, David Ahern wrote:
> Add options to only show event for specific pid(s) and tid(s).
> 
> Signed-off-by: David Ahern <dsahern@gmail.com>
> ---
>  tools/perf/Documentation/perf-sched.txt | 8 ++++++++
>  tools/perf/builtin-sched.c              | 4 ++++
>  2 files changed, 12 insertions(+)
> 
> diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
> index a092a2499e8f..55b67338548e 100644
> --- a/tools/perf/Documentation/perf-sched.txt
> +++ b/tools/perf/Documentation/perf-sched.txt
> @@ -106,6 +106,14 @@ OPTIONS for 'perf sched timehist'
>  --max-stack::
>  	Maximum number of functions to display in backtrace, default 5.
>  
> +-p=::
> +--pid=::
> +	Only show events for given process ID (comma separated list).
> +
> +-t=::
> +--tid=::
> +	Only show events for given thread ID (comma separated list).
> +
>  -s::
>  --summary::
>      Show only a summary of scheduling by thread with min, max, and average
> diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
> index 322b4def8411..b7e8812ee80c 100644
> --- a/tools/perf/builtin-sched.c
> +++ b/tools/perf/builtin-sched.c
> @@ -3363,6 +3363,10 @@ int cmd_sched(int argc, const char **argv)
>  	OPT_STRING(0, "time", &sched.time_str, "str",
>  		   "Time span for analysis (start,stop)"),
>  	OPT_BOOLEAN(0, "state", &sched.show_state, "Show task state when sched-out"),
> +	OPT_STRING('p', "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
> +		   "analyze events only for given process id(s)"),
> +	OPT_STRING('t', "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
> +		   "analyze events only for given thread id(s)"),
>  	OPT_PARENT(sched_options)
>  	};
>  
> 

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#1728872

FromArnaldo Carvalho de Melo <acme@kernel.org>
Date2017-09-08 15:30 +0200
Message-ID<unrw9-7zK-113@gated-at.bofh.it>
In reply to#1728252
Em Thu, Sep 07, 2017 at 09:07:24AM -0600, David Ahern escreveu:
> Hi Arnaldo:
> 
> are you ok with this change?

Yes, it is already merged in my perf/core branch.

- Arnaldo
 
> On 9/1/17 11:49 AM, David Ahern wrote:
> > Add options to only show event for specific pid(s) and tid(s).
> > 
> > Signed-off-by: David Ahern <dsahern@gmail.com>
> > ---
> >  tools/perf/Documentation/perf-sched.txt | 8 ++++++++
> >  tools/perf/builtin-sched.c              | 4 ++++
> >  2 files changed, 12 insertions(+)
> > 
> > diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
> > index a092a2499e8f..55b67338548e 100644
> > --- a/tools/perf/Documentation/perf-sched.txt
> > +++ b/tools/perf/Documentation/perf-sched.txt
> > @@ -106,6 +106,14 @@ OPTIONS for 'perf sched timehist'
> >  --max-stack::
> >  	Maximum number of functions to display in backtrace, default 5.
> >  
> > +-p=::
> > +--pid=::
> > +	Only show events for given process ID (comma separated list).
> > +
> > +-t=::
> > +--tid=::
> > +	Only show events for given thread ID (comma separated list).
> > +
> >  -s::
> >  --summary::
> >      Show only a summary of scheduling by thread with min, max, and average
> > diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
> > index 322b4def8411..b7e8812ee80c 100644
> > --- a/tools/perf/builtin-sched.c
> > +++ b/tools/perf/builtin-sched.c
> > @@ -3363,6 +3363,10 @@ int cmd_sched(int argc, const char **argv)
> >  	OPT_STRING(0, "time", &sched.time_str, "str",
> >  		   "Time span for analysis (start,stop)"),
> >  	OPT_BOOLEAN(0, "state", &sched.show_state, "Show task state when sched-out"),
> > +	OPT_STRING('p', "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
> > +		   "analyze events only for given process id(s)"),
> > +	OPT_STRING('t', "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
> > +		   "analyze events only for given thread id(s)"),
> >  	OPT_PARENT(sched_options)
> >  	};
> >  
> > 

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#1728264

FromNamhyung Kim <namhyung@kernel.org>
Date2017-09-07 17:20 +0200
Message-ID<un6L0-1Qb-23@gated-at.bofh.it>
In reply to#1725261
Hi David,

On Sat, Sep 2, 2017 at 2:49 AM, David Ahern <dsahern@gmail.com> wrote:
> Add options to only show event for specific pid(s) and tid(s).
>
> Signed-off-by: David Ahern <dsahern@gmail.com>

Acked-by: Namhyung Kim <namhyung@kernel.org>

Thanks,
Namhyung


> ---
>  tools/perf/Documentation/perf-sched.txt | 8 ++++++++
>  tools/perf/builtin-sched.c              | 4 ++++
>  2 files changed, 12 insertions(+)
>
> diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
> index a092a2499e8f..55b67338548e 100644
> --- a/tools/perf/Documentation/perf-sched.txt
> +++ b/tools/perf/Documentation/perf-sched.txt
> @@ -106,6 +106,14 @@ OPTIONS for 'perf sched timehist'
>  --max-stack::
>         Maximum number of functions to display in backtrace, default 5.
>
> +-p=::
> +--pid=::
> +       Only show events for given process ID (comma separated list).
> +
> +-t=::
> +--tid=::
> +       Only show events for given thread ID (comma separated list).
> +
>  -s::
>  --summary::
>      Show only a summary of scheduling by thread with min, max, and average
> diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
> index 322b4def8411..b7e8812ee80c 100644
> --- a/tools/perf/builtin-sched.c
> +++ b/tools/perf/builtin-sched.c
> @@ -3363,6 +3363,10 @@ int cmd_sched(int argc, const char **argv)
>         OPT_STRING(0, "time", &sched.time_str, "str",
>                    "Time span for analysis (start,stop)"),
>         OPT_BOOLEAN(0, "state", &sched.show_state, "Show task state when sched-out"),
> +       OPT_STRING('p', "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
> +                  "analyze events only for given process id(s)"),
> +       OPT_STRING('t', "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
> +                  "analyze events only for given thread id(s)"),
>         OPT_PARENT(sched_options)
>         };
>
> --
> 2.1.4
>



-- 
Thanks,
Namhyung

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