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From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Pantelis Antoniou <pantelis.antoniou@gmail.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>,
	mou Chen <hi3766691@gmail.com>,
	linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
	torvalds@linux-foundation.org
Subject: Re: Plumbers: Tweaking scheduler policy micro-conf RFP
Date: Tue, 15 May 2012 14:59:05 +0200	[thread overview]
Message-ID: <1337086745.27020.161.camel@laptop> (raw)
In-Reply-To: <C7197FD5-B8F2-4A92-92AD-5453659592B2@gmail.com>

On Tue, 2012-05-15 at 15:32 +0300, Pantelis Antoniou wrote:
> 
> Well, I don't plan to feed the load-balancer all this crap. What I'm thinking
> is take those N metrics, form a vector according to some (yet unknown) weighting 
> factors, and schedule according to the vector value, and how it 'fits' to a
> virtual bin representing a core and it's environment. 

Currently we only have a bit-vector and a retry loop. I suspect you can
make the multi-value vector map to a bit-vector if you can keep cpu wide
statistics to compare against as well.

We want to avoid having to do a full sort.


  reply	other threads:[~2012-05-15 12:59 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-11 16:16 Plumbers: Tweaking scheduler policy micro-conf RFP Vincent Guittot
2012-05-11 16:26 ` Steven Rostedt
2012-05-11 16:38   ` Vincent Guittot
2012-05-15  8:41     ` Juri Lelli
2012-05-15  0:53 ` Paul E. McKenney
2012-05-15  8:02 ` Vincent Guittot
2012-05-15  8:34   ` mou Chen
2012-05-15  9:07     ` Vincent Guittot
2012-05-15  9:17       ` Pantelis Antoniou
2012-05-15 10:28         ` Peter Zijlstra
2012-05-15 11:35           ` Pantelis Antoniou
2012-05-15 11:58             ` Peter Zijlstra
2012-05-15 12:32               ` Pantelis Antoniou
2012-05-15 12:59                 ` Peter Zijlstra [this message]
2012-05-19 14:58               ` Luming Yu
2012-05-15 20:26             ` valdis.kletnieks
2012-05-15 20:33               ` Peter Zijlstra
2012-05-16 12:08               ` Pantelis Antoniou
2012-05-15 12:23   ` Peter Zijlstra
2012-05-15 12:27     ` Peter Zijlstra
2012-05-15 12:57     ` Vincent Guittot
2012-05-15 13:00       ` Peter Zijlstra
2012-05-15 15:05         ` Vincent Guittot
2012-05-15 15:19           ` Paul E. McKenney
2012-05-15 15:27             ` Vincent Guittot
2012-05-15 15:35           ` Peter Zijlstra
2012-05-15 15:45             ` Peter Zijlstra
2012-05-16 18:30             ` Peter Zijlstra
2012-05-19 17:08               ` Linus Torvalds
2012-05-19 22:55                 ` Peter Zijlstra
2012-05-22  2:38                   ` Chen
2012-05-22  5:14                     ` Chen
2012-05-30  7:20                       ` Ingo Molnar
2012-05-23 15:03                     ` Ingo Molnar
2012-05-23 15:43                       ` Joe Perches
2012-05-23 15:50                         ` Ingo Molnar
2012-05-23 15:56                           ` Joe Perches
2012-05-23 15:59                             ` Ingo Molnar
2012-05-29 18:17                           ` [PATCH] printk: Shrink printk_sched buffer size, eliminate it when !CONFIG_PRINTK Joe Perches
2012-06-05 16:04                             ` Joe Perches
2012-06-06  7:25                               ` Ingo Molnar
2012-06-06  7:33                             ` Ingo Molnar
2012-06-06  7:42                               ` Joe Perches
2012-05-19 23:13                 ` Plumbers: Tweaking scheduler policy micro-conf RFP Peter Zijlstra
2012-05-19 23:22                 ` Peter Zijlstra
2012-05-21  7:16                   ` Ingo Molnar
2012-05-21 16:56                     ` Linus Torvalds
2012-05-16 18:49             ` Vaidyanathan Srinivasan
2012-05-16 19:40               ` Peter Zijlstra
2012-05-16 21:20             ` Vincent Guittot
     [not found]             ` <20120518161817.GE18312@e103034-lin.cambridge.arm.com>
2012-05-18 16:24               ` Morten Rasmussen
2012-05-18 16:39                 ` Peter Zijlstra
2012-05-18 16:46                 ` Pantelis Antoniou
2012-05-15 16:30           ` Vaidyanathan Srinivasan
2012-05-15 18:13             ` Vincent Guittot

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