From: Clark Williams <williams@redhat.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Isaac Griswold-Steiner <isaac.griswold.steiner@gmail.com>,
jkacur@redhat.com, linux-rt-users@vger.kernel.org, joshc@ni.com,
Isaac Griswold-Steiner <isaac.griswoldsteiner@ni.com>
Subject: Re: [PATCH RFC] rdtscbench: a nohz_full validation and benchmarking tool
Date: Fri, 11 Dec 2015 10:44:22 -0600 [thread overview]
Message-ID: <20151211104422.2fd21bd3@sluggy.hsv.redhat.com> (raw)
In-Reply-To: <20151211162607.GD6720@linutronix.de>
On Fri, 11 Dec 2015 17:26:07 +0100
Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
> * Isaac Griswold-Steiner | 2015-08-21 15:45:58 [-0500]:
>
> >From: Isaac Griswold-Steiner <isaac.griswoldsteiner@ni.com>
> >
> >rdtscbench is a cyclictest-like tool that spawns a thread per cpu. Each thread
> >measures the difference in cycle count (using the tsc) during the execution of a
> >tight loop.
> >
> >This is a simple tool intended to be used for the validation of nohz_full CPU
> >configurations. As the validation of nohz_full CPUs is the objective, the tool
> >avoids the usage of system calls, timers, or anything that might break nohz_full.
> >
> >Signed-off-by: Isaac Griswold-Steiner <isaac.griswoldsteiner@ni.com>
>
> jkacur, williams: did you guys took a look on it?
>
> Sebastian
I haven't yet. Will look at it this afternoon.
Clark
next prev parent reply other threads:[~2015-12-11 16:44 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-21 20:45 [PATCH RFC] rdtscbench: a nohz_full validation and benchmarking tool Isaac Griswold-Steiner
2015-12-11 16:26 ` Sebastian Andrzej Siewior
2015-12-11 16:44 ` Clark Williams [this message]
2015-12-11 20:40 ` Clark Williams
[not found] ` <CAGt1KTzAuFcOez1mq9m1Cs7=dEOyS_Q8aBNfjfdx_x_2Mg0ePg@mail.gmail.com>
2015-12-18 15:40 ` Clark Williams
2015-12-21 13:15 ` John Kacur
2015-12-23 20:26 ` Isaac Griswold-Steiner
2015-12-23 20:43 ` [PATCH v2 " Isaac Griswold-Steiner
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