From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ian Rogers <irogers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Namhyung Kim <namhyung@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
James Clark <james.clark@arm.com>,
Kan Liang <kan.liang@linux.intel.com>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] perf tests: Run tests in parallel by default
Date: Wed, 20 Mar 2024 15:20:27 -0300 [thread overview]
Message-ID: <Zfso6wDszEoCVeEX@x1> (raw)
In-Reply-To: <CAP-5=fU7PNEDgOg=cFKkSMgHe7_Xbi5Y9k6yPoAwOpN-Uwdp7A@mail.gmail.com>
On Wed, Mar 20, 2024 at 08:58:37AM -0700, Ian Rogers wrote:
> On Fri, Mar 1, 2024 at 9:47 AM Ian Rogers <irogers@google.com> wrote:
> >
> > Switch from running tests sequentially to running in parallel by
> > default. Change the opt-in '-p' or '--parallel' flag to '-S' or
> > '--sequential'.
> >
> > On an 8 core tigerlake an address sanitizer run time changes from:
> > 326.54user 622.73system 6:59.91elapsed 226%CPU
> > to:
> > 973.02user 583.98system 3:01.17elapsed 859%CPU
> >
> > So over twice as fast, saving 4 minutes.
> >
> > Signed-off-by: Ian Rogers <irogers@google.com>
>
> Ping.
Thanks, applied.
- Arnaldo
next prev parent reply other threads:[~2024-03-20 18:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-01 17:47 [PATCH v1] perf tests: Run tests in parallel by default Ian Rogers
2024-03-20 15:58 ` Ian Rogers
2024-03-20 18:20 ` Arnaldo Carvalho de Melo [this message]
2024-04-26 15:06 ` James Clark
2024-04-26 15:42 ` Adrian Hunter
2024-04-26 16:45 ` Ian Rogers
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