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Date: Thu, 9 May 2024 11:32:12 +0530
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Subject: Re: [RFC 0/4] perf sched: Introduce schedstat tool
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To: Namhyung Kim <namhyung@kernel.org>
Cc: peterz@infradead.org, mingo@redhat.com, acme@kernel.org,
 irogers@google.com, swapnil.sapkal@amd.com, mark.rutland@arm.com,
 alexander.shishkin@linux.intel.com, jolsa@kernel.org, rostedt@goodmis.org,
 vincent.guittot@linaro.org, bristot@redhat.com, adrian.hunter@intel.com,
 james.clark@arm.com, kan.liang@linux.intel.com, gautham.shenoy@amd.com,
 kprateek.nayak@amd.com, juri.lelli@redhat.com, yangjihong@bytedance.com,
 linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
 santosh.shukla@amd.com, ananth.narayan@amd.com, sandipan.das@amd.com,
 Ravi Bangoria <ravi.bangoria@amd.com>
References: <20240508060427.417-1-ravi.bangoria@amd.com>
 <CAM9d7cgFKcHXeTXxax7GRCK__0U3HUnG3Ls09GpnD8FipyJk1A@mail.gmail.com>
From: Ravi Bangoria <ravi.bangoria@amd.com>
In-Reply-To: <CAM9d7cgFKcHXeTXxax7GRCK__0U3HUnG3Ls09GpnD8FipyJk1A@mail.gmail.com>
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>> USAGE
>> -----
>>
>>   # perf sched schedstat record
>>   # perf sched schedstat report
> 
> Hmm. I think we can remove the duplication in 'sched'. :)

You mean `perf sched stat record/report` ?

> Given you are thinking of taskstat, how about making it
> 'cpustat' instead?

Sure. How about:

  # perf sched stat --cpu --task record
  # perf sched stat report

> Also I think it'd be easier if you also provide 'live' mode so that
> users can skip record + report steps and run the workload
> directly like uftrace does. :)
> 
> Something like this
> 
>   # perf sched cpustat  myworkload
>   (result here ...)

Sure.

Thanks for the feedback,
Ravi