From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>, Jiri Olsa <jolsa@kernel.org>,
Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Peter Zijlstra <peterz@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-perf-users@vger.kernel.org
Subject: Re: [PATCH v3] perf bench sched pipe: Add -G/--cgroups option
Date: Mon, 16 Oct 2023 12:55:33 -0300 [thread overview]
Message-ID: <ZS1c9RCh9MkzPbFG@kernel.org> (raw)
In-Reply-To: <ZS1cGMgyEDJQbwq9@kernel.org>
Em Mon, Oct 16, 2023 at 12:51:52PM -0300, Arnaldo Carvalho de Melo escreveu:
> Now back at testing with with cgroups.
Humm, even without the -G I get:
[root@five ~]# perf stat -e context-switches,cgroup-switches perf bench sched pipe -l 10000
# Running 'sched/pipe' benchmark:
# Executed 10000 pipe operations between two processes
Total time: 0.082 [sec]
8.246400 usecs/op
121265 ops/sec
Performance counter stats for 'perf bench sched pipe -l 10000':
20,002 context-switches
20,002 cgroup-switches
0.091228041 seconds time elapsed
0.007122000 seconds user
0.087700000 seconds sys
[root@five ~]#
- Arnaldo
next prev parent reply other threads:[~2023-10-16 15:55 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-16 4:42 [PATCH v3] perf bench sched pipe: Add -G/--cgroups option Namhyung Kim
2023-10-16 9:35 ` Ingo Molnar
2023-10-16 15:38 ` Arnaldo Carvalho de Melo
2023-10-16 15:45 ` Arnaldo Carvalho de Melo
2023-10-16 15:51 ` Arnaldo Carvalho de Melo
2023-10-16 15:55 ` Arnaldo Carvalho de Melo [this message]
2023-10-16 20:34 ` Arnaldo Carvalho de Melo
2023-10-16 21:44 ` Namhyung Kim
2023-10-17 12:09 ` Arnaldo Carvalho de Melo
2023-10-17 11:40 ` Ingo Molnar
2023-10-17 12:28 ` [perf stat] Extend --cpu to non-system-wide runs too? was " Arnaldo Carvalho de Melo
2023-10-17 12:43 ` Ingo Molnar
2023-10-17 18:31 ` Arnaldo Carvalho de Melo
2023-10-17 19:05 ` Namhyung Kim
2023-10-18 12:07 ` Ingo Molnar
2023-10-17 8:06 ` Athira Rajeev
2023-10-16 17:25 ` Athira Rajeev
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