From: Namhyung Kim <namhyung@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Jiri Olsa <jolsa@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
linux-perf-users@vger.kernel.org, Ian Rogers <irogers@google.com>,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH v4] perf bench sched pipe: Add -G/--cgroups option
Date: Thu, 26 Oct 2023 10:11:13 -0700 [thread overview]
Message-ID: <169833996379.1181734.14450239393575810758.b4-ty@kernel.org> (raw)
In-Reply-To: <20231017202342.1353124-1-namhyung@kernel.org>
On Tue, 17 Oct 2023 13:23:42 -0700, Namhyung Kim wrote:
> The -G/--cgroups option is to put sender and receiver in different
> cgroups in order to measure cgroup context switch overheads.
>
> Users need to make sure the cgroups exist and accessible. The following
> example should the effect of this change. Please don't forget taskset
> before the perf bench to measure cgroup switches properly. Otherwise
> each task would run on a different CPU and generate cgroup switches
> regardless of this change.
>
> [...]
Applied to perf-tools-next, thanks!
prev parent reply other threads:[~2023-10-26 17:11 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-17 20:23 Namhyung Kim
2023-10-20 20:32 ` Arnaldo Carvalho de Melo
2023-10-20 21:13 ` Namhyung Kim
2023-10-26 17:11 ` Namhyung Kim [this message]
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