From: Namhyung Kim <namhyung@kernel.org>
To: Fernand Sieber <sieberf@amazon.com>
Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Madadi Vineeth Reddy <vineethr@linux.ibm.com>
Subject: Re: [PATCH v2] perf: Timehist account sch delay for scheduled out running
Date: Tue, 25 Jun 2024 20:59:58 -0700 [thread overview]
Message-ID: <171937438265.2859655.8730491101054759651.b4-ty@kernel.org> (raw)
In-Reply-To: <20240618090339.87482-1-sieberf@amazon.com>
On Tue, 18 Jun 2024 11:03:39 +0200, Fernand Sieber wrote:
> When using perf timehist, sch delay is only computed for a waking task,
> not for a pre empted task. This patches changes sch delay to account for
> both. This makes sense as testing scheduling policy need to consider the
> effect of scheduling delay globally, not only for waking tasks.
>
> Example of `perf timehist` report before the patch for `stress` task
> competing with each other.
>
> [...]
Applied to perf-tools-next, thanks!
Best regards,
Namhyung
prev parent reply other threads:[~2024-06-26 3:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-18 9:03 Fernand Sieber
2024-06-18 9:33 ` Madadi Vineeth Reddy
2024-06-26 3:59 ` Namhyung Kim [this message]
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