From: Dietmar Eggemann <dietmar.eggemann@arm.com>
To: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Valentin Schneider <valentin.schneider@arm.com>,
Morten Rasmussen <morten.rasmussen@arm.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
gaku.inami.xh@renesas.com,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCHv4 00/12] sched/fair: Migrate 'misfit' tasks on asymmetric capacity systems
Date: Tue, 31 Jul 2018 14:14:59 +0200 [thread overview]
Message-ID: <0205e147-00cc-bc8b-104a-9cb4392ac0f8@arm.com> (raw)
In-Reply-To: <CAKfTPtCVDJqj64HNKnOM0ZN5d8BXycJj86Sm7ZOyEPCiAHhB_Q@mail.gmail.com>
On 07/31/2018 02:13 PM, Vincent Guittot wrote:
> On Mon, 30 Jul 2018 at 16:30, Dietmar Eggemann <dietmar.eggemann@arm.com> wrote:
>>
>> On 07/26/2018 07:14 PM, Valentin Schneider wrote:
[...]
>> The task layout of the test looks like n=85 always running tasks (each
>> for ~ 1.25ms on big or little) and they all get created and run one
>
> How mistfit task can make a difference for a benchmark which uses 1.25ms tasks ?
Ah, sorry! This was a typo. It should be ~ 1.25s.
next prev parent reply other threads:[~2018-07-31 12:15 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-04 10:17 [PATCHv4 00/12] sched/fair: Migrate 'misfit' tasks on asymmetric capacity systems Morten Rasmussen
2018-07-04 10:17 ` [PATCHv4 01/12] sched: Add static_key for asymmetric cpu capacity optimizations Morten Rasmussen
2018-07-31 10:59 ` Peter Zijlstra
2018-08-02 15:15 ` Morten Rasmussen
2018-09-10 10:13 ` [tip:sched/core] sched/topology: Add static_key for asymmetric CPU " tip-bot for Morten Rasmussen
2018-07-04 10:17 ` [PATCHv4 02/12] sched/fair: Add group_misfit_task load-balance type Morten Rasmussen
2018-09-10 10:13 ` [tip:sched/core] sched/fair: Add 'group_misfit_task' " tip-bot for Morten Rasmussen
2018-07-04 10:17 ` [PATCHv4 03/12] sched: Add sched_group per-cpu max capacity Morten Rasmussen
2018-09-10 10:14 ` [tip:sched/core] sched/fair: Add sched_group per-CPU " tip-bot for Morten Rasmussen
2018-07-04 10:17 ` [PATCHv4 04/12] sched/fair: Consider misfit tasks when load-balancing Morten Rasmussen
2018-09-10 10:14 ` [tip:sched/core] " tip-bot for Morten Rasmussen
2018-07-04 10:17 ` [PATCHv4 05/12] sched/fair: Kick nohz balance if rq->misfit_task_load Morten Rasmussen
2018-09-10 10:15 ` [tip:sched/core] " tip-bot for Valentin Schneider
2018-07-04 10:17 ` [PATCHv4 06/12] sched/fair: Change prefer_sibling type to bool Morten Rasmussen
2018-09-10 10:15 ` [tip:sched/core] sched/fair: Change 'prefer_sibling' " tip-bot for Valentin Schneider
2018-07-04 10:17 ` [PATCHv4 07/12] sched: Change root_domain->overload type to int Morten Rasmussen
2018-09-10 10:16 ` [tip:sched/core] sched/core: " tip-bot for Valentin Schneider
2018-07-04 10:17 ` [PATCHv4 08/12] sched: Wrap rq->rd->overload accesses with READ/WRITE_ONCE Morten Rasmussen
2018-09-10 10:17 ` [tip:sched/core] sched/fair: Wrap rq->rd->overload accesses with READ/WRITE_ONCE() tip-bot for Valentin Schneider
2018-07-04 10:17 ` [PATCHv4 09/12] sched/fair: Set rq->rd->overload when misfit Morten Rasmussen
2018-09-10 10:17 ` [tip:sched/core] " tip-bot for Valentin Schneider
2018-07-04 10:17 ` [PATCHv4 10/12] sched/fair: Don't move tasks to lower capacity cpus unless necessary Morten Rasmussen
2018-09-10 10:18 ` [tip:sched/core] sched/fair: Don't move tasks to lower capacity CPUs " tip-bot for Chris Redpath
2018-07-04 10:17 ` [PATCHv4 11/12] sched/core: Disable SD_ASYM_CPUCAPACITY for root_domains without asymmetry Morten Rasmussen
2018-07-05 13:31 ` Quentin Perret
2018-07-05 14:13 ` Morten Rasmussen
2018-07-05 15:03 ` Quentin Perret
2018-07-20 13:54 ` Morten Rasmussen
2018-07-04 10:17 ` [PATCHv4 12/12] sched/core: Disable SD_PREFER_SIBLING on asymmetric cpu capacity domains Morten Rasmussen
2018-07-06 10:18 ` Vincent Guittot
2018-07-06 14:31 ` Morten Rasmussen
2018-07-31 12:17 ` Vincent Guittot
2018-07-31 12:33 ` Valentin Schneider
2018-08-06 10:20 ` Vincent Guittot
2018-08-06 10:53 ` Valentin Schneider
2018-08-10 9:30 ` Vincent Guittot
2018-09-10 10:18 ` [tip:sched/core] sched/core: Disable SD_PREFER_SIBLING on asymmetric CPU " tip-bot for Morten Rasmussen
2018-07-06 10:18 ` [PATCHv4 00/12] sched/fair: Migrate 'misfit' tasks on asymmetric capacity systems Vincent Guittot
2018-07-09 15:08 ` Morten Rasmussen
2018-07-26 17:14 ` Valentin Schneider
2018-07-30 14:30 ` Dietmar Eggemann
2018-07-31 12:13 ` Vincent Guittot
2018-07-31 12:14 ` Dietmar Eggemann [this message]
2018-07-31 12:11 ` Vincent Guittot
2018-07-31 12:00 ` Peter Zijlstra
2018-07-31 12:10 ` Valentin Schneider
2018-07-31 12:50 ` Morten Rasmussen
2018-08-17 1:57 ` Joel Fernandes
2018-08-20 2:50 ` Gaku Inami
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=0205e147-00cc-bc8b-104a-9cb4392ac0f8@arm.com \
--to=dietmar.eggemann@arm.com \
--cc=gaku.inami.xh@renesas.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=morten.rasmussen@arm.com \
--cc=peterz@infradead.org \
--cc=valentin.schneider@arm.com \
--cc=vincent.guittot@linaro.org \
/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;
as well as URLs for NNTP newsgroup(s).