From: "Song Bao Hua (Barry Song)" <song.bao.hua@hisilicon.com>
To: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Valentin Schneider <valentin.schneider@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
"Cc: Len Brown" <lenb@kernel.org>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
Jonathan Cameron <jonathan.cameron@huawei.com>,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Juri Lelli <juri.lelli@redhat.com>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Mark Rutland <mark.rutland@arm.com>,
LAK <linux-arm-kernel@lists.infradead.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Linuxarm <linuxarm@huawei.com>, "xuwei (O)" <xuwei5@huawei.com>,
"Zengtao (B)" <prime.zeng@hisilicon.com>
Subject: RE: [RFC PATCH v2 2/2] scheduler: add scheduler level for clusters
Date: Wed, 2 Dec 2020 20:58:19 +0000 [thread overview]
Message-ID: <414fbd167b214452b925ac674575f0d6@hisilicon.com> (raw)
In-Reply-To: CAKfTPtDqpQBcjq03cJEKN99XOZdNuV560ja9S-oZzkq7BToR8w@mail.gmail.com
>
> Sorry. Please ignore this. I added some printk here while testing
> one numa. Will update you the data in another email.
Re-tested in one NUMA node(cpu0-cpu23):
g=1
Running in threaded mode with 1 groups using 40 file descriptors
Each sender will pass 100000 messages of 100 bytes
w/o: 7.689 7.485 7.485 7.458 7.524 7.539 7.738 7.693 7.568 7.674=7.5853
w/ : 7.516 7.941 7.374 7.963 7.881 7.910 7.420 7.556 7.695 7.441=7.6697
w/ but dropped select_idle_cluster:
7.752 7.739 7.739 7.571 7.545 7.685 7.407 7.580 7.605 7.487=7.611
g=2
Running in threaded mode with 2 groups using 40 file descriptors
Each sender will pass 100000 messages of 100 bytes
w/o: 10.127 10.119 10.070 10.196 10.057 10.111 10.045 10.164 10.162
9.955=10.1006
w/ : 9.694 9.654 9.612 9.649 9.686 9.734 9.607 9.842 9.690 9.710=9.6878
w/ but dropped select_idle_cluster:
9.877 10.069 9.951 9.918 9.947 9.790 9.906 9.820 9.863 9.906=9.9047
g=3
Running in threaded mode with 3 groups using 40 file descriptors
Each sender will pass 100000 messages of 100 bytes
w/o: 15.885 15.254 15.932 15.647 16.120 15.878 15.857 15.759 15.674
15.721=15.7727
w/ : 14.974 14.657 13.969 14.985 14.728 15.665 15.191 14.995 14.946
14.895=14.9005
w/ but dropped select_idle_cluster:
15.405 15.177 15.373 15.187 15.450 15.540 15.278 15.628 15.228 15.325=15.3591
g=4
Running in threaded mode with 4 groups using 40 file descriptors
Each sender will pass 100000 messages of 100 bytes
w/o: 20.014 21.025 21.119 21.235 19.767 20.971 20.962 20.914 21.090 21.090=20.8187
w/ : 20.331 20.608 20.338 20.445 20.456 20.146 20.693 20.797 21.381 20.452=20.5647
w/ but dropped select_idle_cluster:
19.814 20.126 20.229 20.350 20.750 20.404 19.957 19.888 20.226 20.562=20.2306
Thanks
Barry
next prev parent reply other threads:[~2020-12-02 20:59 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-01 2:59 [RFC PATCH v2 0/2] scheduler: expose the topology of clusters and add cluster scheduler Barry Song
2020-12-01 2:59 ` [RFC PATCH v2 1/2] topology: Represent clusters of CPUs within a die Barry Song
2020-12-01 16:03 ` Valentin Schneider
2020-12-02 9:55 ` Sudeep Holla
2020-12-01 2:59 ` [RFC PATCH v2 2/2] scheduler: add scheduler level for clusters Barry Song
2020-12-01 16:04 ` Valentin Schneider
2020-12-03 9:28 ` Peter Zijlstra
2020-12-03 9:49 ` Mel Gorman
2020-12-03 9:57 ` Song Bao Hua (Barry Song)
2020-12-03 10:07 ` Peter Zijlstra
2020-12-02 8:27 ` Vincent Guittot
2020-12-02 9:20 ` Song Bao Hua (Barry Song)
2020-12-02 10:16 ` Vincent Guittot
2020-12-02 10:45 ` Song Bao Hua (Barry Song)
2020-12-02 10:48 ` Song Bao Hua (Barry Song)
2020-12-02 20:58 ` Song Bao Hua (Barry Song) [this message]
2020-12-03 9:03 ` Vincent Guittot
2020-12-03 9:11 ` Song Bao Hua (Barry Song)
2020-12-03 9:39 ` Vincent Guittot
2020-12-03 9:54 ` Vincent Guittot
2020-12-07 9:59 ` Song Bao Hua (Barry Song)
2020-12-07 15:29 ` Vincent Guittot
2020-12-09 11:35 ` Song Bao Hua (Barry Song)
2020-12-01 10:46 ` [RFC PATCH v2 0/2] scheduler: expose the topology of clusters and add cluster scheduler Dietmar Eggemann
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=414fbd167b214452b925ac674575f0d6@hisilicon.com \
--to=song.bao.hua@hisilicon.com \
--cc=bsegall@google.com \
--cc=catalin.marinas@arm.com \
--cc=dietmar.eggemann@arm.com \
--cc=gregkh@linuxfoundation.org \
--cc=jonathan.cameron@huawei.com \
--cc=juri.lelli@redhat.com \
--cc=lenb@kernel.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxarm@huawei.com \
--cc=mark.rutland@arm.com \
--cc=mgorman@suse.de \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=prime.zeng@hisilicon.com \
--cc=rjw@rjwysocki.net \
--cc=rostedt@goodmis.org \
--cc=valentin.schneider@arm.com \
--cc=vincent.guittot@linaro.org \
--cc=will@kernel.org \
--cc=xuwei5@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox