From: Bill Huey (hui) <billh@gnuppy.monkey.org>
To: Srivatsa Vaddagiri <vatsa@in.ibm.com>
Cc: "Li, Tong N" <tong.n.li@intel.com>,
Nick Piggin <nickpiggin@yahoo.com.au>,
tingy@cs.umass.edu, ckrm-tech@lists.sourceforge.net,
Balbir Singh <balbir@in.ibm.com>,
efault@gmx.de, pwil3058@bigpond.net.au, kernel@kolivas.org,
linux-kernel@vger.kernel.org,
William Lee Irwin III <wli@holomorphy.com>,
containers@lists.osdl.org, Ingo Molnar <mingo@elte.hu>,
torvalds@linux-foundation.org, akpm@linux-foundation.org,
"Bill Huey (hui)" <billh@gnuppy.monkey.org>
Subject: Re: [ckrm-tech] [RFC] [PATCH 0/3] Add group fairness to CFS
Date: Tue, 29 May 2007 17:14:06 -0700 [thread overview]
Message-ID: <20070530001406.GA8449@gnuppy.monkey.org> (raw)
In-Reply-To: <20070528163919.GA28054@in.ibm.com>
On Mon, May 28, 2007 at 10:09:19PM +0530, Srivatsa Vaddagiri wrote:
> On Fri, May 25, 2007 at 10:14:58AM -0700, Li, Tong N wrote:
> > is represented by a weight of 10. Inside the group, let's say the two
> > tasks, P1 and P2, have weights 1 and 2. Then the system-wide weight for
> > P1 is 10/3 and the weight for P2 is 20/3. In essence, this flattens
> > weights into one level without changing the shares they represent.
>
> What do these task weights control? Timeslice primarily? If so, I am not
> sure how well it can co-exist with cfs then (unless you are planning to
> replace cfs with a equally good interactive/fair scheduler :)
It's called SD. From Con Kolivas that got it right the first time around :)
> I would be very interested if this weight calculation can be used for
> smpnice based load balancing purposes too ..
bill
next prev parent reply other threads:[~2007-05-30 0:16 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-23 16:48 [RFC] [PATCH 0/3] Add group fairness to CFS Srivatsa Vaddagiri
2007-05-23 16:51 ` [RFC] [PATCH 1/3] task_cpu(p) needs to be correct always Srivatsa Vaddagiri
2007-05-23 16:54 ` [RFC] [PATCH 2/3] Introduce two new structures - struct lrq and sched_entity Srivatsa Vaddagiri
2007-05-23 16:56 ` [RFC] [PATCH 3/3] Generalize CFS core and provide per-user fairness Srivatsa Vaddagiri
2007-05-23 18:32 ` [RFC] [PATCH 0/3] Add group fairness to CFS Ingo Molnar
2007-05-25 7:59 ` Srivatsa Vaddagiri
[not found] ` <3d8471ca0705231112rfac9cfbt9145ac2da8ec1c85@mail.gmail.com>
[not found] ` <20070523183824.GA7388@elte.hu>
[not found] ` <4654BF88.3030404@yahoo.fr>
2007-05-25 7:45 ` Srivatsa Vaddagiri
2007-05-25 8:29 ` Ingo Molnar
2007-05-25 10:56 ` Srivatsa Vaddagiri
2007-05-25 11:11 ` Ingo Molnar
2007-05-25 11:28 ` Srivatsa Vaddagiri
2007-05-25 12:05 ` Ingo Molnar
2007-05-25 12:41 ` Srivatsa Vaddagiri
2007-05-25 13:05 ` Kirill Korotaev
2007-05-25 15:34 ` [ckrm-tech] " Srivatsa Vaddagiri
2007-05-25 16:18 ` Kirill Korotaev
2007-05-25 18:08 ` Srivatsa Vaddagiri
2007-05-26 0:17 ` Peter Williams
2007-05-26 15:41 ` William Lee Irwin III
2007-05-27 1:29 ` Peter Williams
2007-05-29 10:48 ` William Lee Irwin III
2007-05-30 0:09 ` Peter Williams
2007-05-30 2:48 ` William Lee Irwin III
2007-05-30 4:07 ` Peter Williams
2007-05-30 17:14 ` Srivatsa Vaddagiri
2007-05-30 20:13 ` William Lee Irwin III
2007-05-31 3:26 ` Srivatsa Vaddagiri
2007-05-31 4:09 ` William Lee Irwin III
2007-05-31 5:48 ` Srivatsa Vaddagiri
2007-05-31 6:36 ` William Lee Irwin III
2007-05-31 8:33 ` Srivatsa Vaddagiri
2007-05-31 8:43 ` William Lee Irwin III
2007-05-31 8:56 ` Srivatsa Vaddagiri
2007-05-31 9:15 ` William Lee Irwin III
2007-05-31 9:36 ` Srivatsa Vaddagiri
2007-05-28 17:26 ` Srivatsa Vaddagiri
2007-05-29 0:18 ` Peter Williams
2007-05-29 1:55 ` Paul Menage
2007-05-29 3:30 ` Peter Williams
2007-05-25 9:30 ` Guillaume Chazarain
[not found] ` <20070523180316.GY19966@holomorphy.com>
2007-05-25 16:14 ` Srivatsa Vaddagiri
2007-05-25 17:14 ` Li, Tong N
2007-05-28 16:39 ` [ckrm-tech] " Srivatsa Vaddagiri
2007-05-30 0:14 ` Bill Huey [this message]
2007-05-30 2:51 ` William Lee Irwin III
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