Messages in this thread | | | Date | Fri, 8 Sep 2017 10:28:02 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH] perf sched timehist: Add pid and tid options |
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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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