linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: alex.shi@intel.com (Alex Shi)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH v2 3/6] sched: pack small tasks
Date: Fri, 14 Dec 2012 14:36:53 +0800	[thread overview]
Message-ID: <50CAC905.9070100@intel.com> (raw)
In-Reply-To: <1355460356.5777.12.camel@marge.simpson.net>

On 12/14/2012 12:45 PM, Mike Galbraith wrote:
>> > Do you have further ideas for buddy cpu on such example?
>>> > > 
>>> > > Which kind of sched_domain configuration have you for such system ?
>>> > > and how many sched_domain level have you ?
>> > 
>> > it is general X86 domain configuration. with 4 levels,
>> > sibling/core/cpu/numa.
> CPU is a bug that slipped into domain degeneration.  You should have
> SIBLING/MC/NUMA (chasing that down is on todo).

Maybe.
the CPU/NUMA is different on domain flags, CPU has SD_PREFER_SIBLING.

  reply	other threads:[~2012-12-14  6:36 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-12 13:31 [RFC PATCH v2 0/6] sched: packing small tasks Vincent Guittot
2012-12-12 13:31 ` RFC PATCH v2 1/6] Revert "sched: introduce temporary FAIR_GROUP_SCHED dependency for load-tracking" Vincent Guittot
2012-12-12 13:31 ` [PATCH 2/6] sched: add a new SD SHARE_POWERLINE flag for sched_domain Vincent Guittot
2012-12-13  2:24   ` Alex Shi
2012-12-13  8:53     ` Vincent Guittot
2012-12-12 13:31 ` [RFC PATCH v2 3/6] sched: pack small tasks Vincent Guittot
2012-12-13  2:17   ` Alex Shi
2012-12-13  2:43     ` Alex Shi
2012-12-13 10:11     ` Vincent Guittot
2012-12-13 14:25       ` Alex Shi
2012-12-13 14:53         ` Vincent Guittot
2012-12-13 15:48           ` Vincent Guittot
2012-12-14  1:46             ` Alex Shi
2012-12-14  9:33               ` Vincent Guittot
2012-12-16  7:12                 ` Alex Shi
2012-12-17  9:40                   ` Vincent Guittot
2012-12-17 15:24                     ` Alex Shi
2012-12-18  9:53                       ` Vincent Guittot
2012-12-18 11:29                         ` Alex Shi
2012-12-14  4:45         ` Mike Galbraith
2012-12-14  6:36           ` Alex Shi [this message]
2012-12-14  7:45             ` Mike Galbraith
2012-12-14  7:57               ` Alex Shi
2012-12-14 10:43               ` Vincent Guittot
2012-12-15  6:40                 ` Mike Galbraith
2012-12-17  3:13           ` Alex Shi
2012-12-21  5:47       ` Namhyung Kim
2012-12-21  8:53         ` Vincent Guittot
2012-12-21  8:59           ` Vincent Guittot
2012-12-12 13:31 ` [RFC PATCH v2 4/6] sched: secure access to other CPU statistics Vincent Guittot
2012-12-12 13:31 ` [RFC PATCH v2 5/6] sched: pack the idle load balance Vincent Guittot
2012-12-12 13:31 ` [RFC PATCH v2 6/6] ARM: sched: clear SD_SHARE_POWERLINE Vincent Guittot

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=50CAC905.9070100@intel.com \
    --to=alex.shi@intel.com \
    --cc=linux-arm-kernel@lists.infradead.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).