From: Alex Shi <alex.shi@intel.com>
To: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Alex Shi <lkml.alex@gmail.com>,
Amit Kucheria <amit.kucheria@linaro.org>,
Arjan van de Ven <arjan@linux.intel.com>,
Borislav Petkov <bp@alien8.de>,
rob@landley.net, mingo@redhat.com, peterz@infradead.org,
gregkh@linuxfoundation.org, andre.przywara@amd.com, rjw@sisk.pl,
paul.gortmaker@windriver.com, akpm@linux-foundation.org,
paulmck@linux.vnet.ibm.com, linux-kernel@vger.kernel.org,
pjt@google.com, Preeti U Murthy <preeti@linux.vnet.ibm.com>
Subject: Re: [PATCH 0/18] sched: simplified fork, enable load average into LB and power awareness scheduling
Date: Thu, 13 Dec 2012 10:51:26 +0800 [thread overview]
Message-ID: <50C942AE.6010102@intel.com> (raw)
In-Reply-To: <CAKfTPtC+=-zvQ=NyVyDto76SfJY=90e4mrkJ0DGH-_PVpBg3EQ@mail.gmail.com>
On 12/12/2012 10:21 PM, Vincent Guittot wrote:
>>> >> If Linux is to continue to work efficiently on heterogeneous
>>> >> multi-processing platforms, it needs to provide scheduling mechanisms
>>> >> that can be exploited as per the demands of the HW architecture.
>> >
>> > Linus definitely disagree such ideas. :) So, need to summaries the
>> > logical beyond all hardware.
>> >
>>> >> example is the "small task packing (and spreading)" for which Vincent
>>> >> Guittot has posted a patchset[1] earlier and so has Alex now.
>> >
>> > Sure. I just thought my patchset should handled the 'small task
>> > packing' scenario. Could you guy like to have a try?
> Hi Alex,
>
> Yes, I will do a try with your patchset when i will have some spare time
Thanks Vincent! the balance and powersaving policy should have effect.
next prev parent reply other threads:[~2012-12-13 2:53 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-10 8:22 [PATCH 0/18] sched: simplified fork, enable load average into LB and power awareness scheduling Alex Shi
2012-12-10 8:22 ` [PATCH 01/18] sched: select_task_rq_fair clean up Alex Shi
2012-12-11 4:23 ` Preeti U Murthy
2012-12-11 5:28 ` Alex Shi
2012-12-11 6:30 ` Preeti U Murthy
2012-12-11 11:53 ` Alex Shi
2012-12-12 5:26 ` Preeti U Murthy
2012-12-21 4:28 ` Namhyung Kim
2012-12-23 12:17 ` Alex Shi
2012-12-10 8:22 ` [PATCH 02/18] sched: fix find_idlest_group mess logical Alex Shi
2012-12-11 5:08 ` Preeti U Murthy
2012-12-11 5:29 ` Alex Shi
2012-12-11 5:50 ` Preeti U Murthy
2012-12-11 11:55 ` Alex Shi
2012-12-10 8:22 ` [PATCH 03/18] sched: don't need go to smaller sched domain Alex Shi
2012-12-10 8:22 ` [PATCH 04/18] sched: remove domain iterations in fork/exec/wake Alex Shi
2012-12-10 8:22 ` [PATCH 05/18] sched: load tracking bug fix Alex Shi
2012-12-10 8:22 ` [PATCH 06/18] sched: set initial load avg of new forked task as its load weight Alex Shi
2012-12-21 4:33 ` Namhyung Kim
2012-12-23 12:00 ` Alex Shi
2012-12-10 8:22 ` [PATCH 07/18] sched: compute runnable load avg in cpu_load and cpu_avg_load_per_task Alex Shi
2012-12-12 3:57 ` Preeti U Murthy
2012-12-12 5:52 ` Alex Shi
2012-12-13 8:45 ` Alex Shi
2012-12-21 4:35 ` Namhyung Kim
2012-12-23 11:42 ` Alex Shi
2012-12-10 8:22 ` [PATCH 08/18] sched: consider runnable load average in move_tasks Alex Shi
2012-12-12 4:41 ` Preeti U Murthy
2012-12-12 6:26 ` Alex Shi
2012-12-21 4:43 ` Namhyung Kim
2012-12-23 12:29 ` Alex Shi
2012-12-10 8:22 ` [PATCH 09/18] Revert "sched: Introduce temporary FAIR_GROUP_SCHED dependency for load-tracking" Alex Shi
2012-12-10 8:22 ` [PATCH 10/18] sched: add sched_policy in kernel Alex Shi
2012-12-10 8:22 ` [PATCH 11/18] sched: add sched_policy and it's sysfs interface Alex Shi
2012-12-10 8:22 ` [PATCH 12/18] sched: log the cpu utilization at rq Alex Shi
2012-12-10 8:22 ` [PATCH 13/18] sched: add power aware scheduling in fork/exec/wake Alex Shi
2012-12-10 8:22 ` [PATCH 14/18] sched: add power/performance balance allowed flag Alex Shi
2012-12-10 8:22 ` [PATCH 15/18] sched: don't care if the local group has capacity Alex Shi
2012-12-10 8:22 ` [PATCH 16/18] sched: pull all tasks from source group Alex Shi
2012-12-10 8:22 ` [PATCH 17/18] sched: power aware load balance, Alex Shi
2012-12-10 8:22 ` [PATCH 18/18] sched: lazy powersaving balance Alex Shi
2012-12-11 0:51 ` [PATCH 0/18] sched: simplified fork, enable load average into LB and power awareness scheduling Alex Shi
2012-12-11 12:10 ` Alex Shi
2012-12-11 15:48 ` Borislav Petkov
2012-12-11 16:03 ` Arjan van de Ven
2012-12-11 16:13 ` Borislav Petkov
2012-12-11 16:40 ` Arjan van de Ven
2012-12-12 9:52 ` Amit Kucheria
2012-12-12 13:55 ` Alex Shi
2012-12-12 14:21 ` Vincent Guittot
2012-12-13 2:51 ` Alex Shi [this message]
2012-12-12 14:41 ` Borislav Petkov
2012-12-13 3:07 ` Alex Shi
2012-12-13 11:35 ` Borislav Petkov
2012-12-14 1:56 ` Alex Shi
2012-12-12 1:14 ` Alex Shi
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