From: "Alex,Shi" <alex.shi@intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "ncrao@google.com" <ncrao@google.com>,
"mingo@elte.hu" <mingo@elte.hu>,
"Chen, Tim C" <tim.c.chen@intel.com>,
"Li, Shaohua" <shaohua.li@intel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
len.brown@intel.com
Subject: Re: power increase issue on light load
Date: Tue, 28 Jun 2011 08:02:09 +0800 [thread overview]
Message-ID: <1309219329.14604.11.camel@debian> (raw)
In-Reply-To: <1308876099.23204.124.camel@debian>
> >
> > What happens if you try something like the below. Increased imbalance
> > might lead to more load-balance action, which might lead to more task
> > migration/waking up of cpus etc.
> >
> > If the below makes any difference, Nikhil's changes have a funny that
> > needs to be caught.
>
> Yes, it most remove the commit effect, So the power recovered.
>
> In fact the only suspicious I found is large imbalance, but that is
> the commit want ...
Any further comments for this?
next prev parent reply other threads:[~2011-06-28 0:03 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-23 2:43 power increase issue on light load Alex,Shi
2011-06-23 9:02 ` Peter Zijlstra
2011-06-24 0:41 ` Alex,Shi
2011-06-28 0:02 ` Alex,Shi [this message]
2011-06-28 14:59 ` Peter Zijlstra
2011-06-28 17:13 ` Nikhil Rao
2011-06-29 2:30 ` Nikhil Rao
2011-06-29 3:22 ` Alex,Shi
2011-06-29 6:55 ` Alex,Shi
2011-06-30 0:26 ` Nikhil Rao
2011-06-30 8:38 ` Alex,Shi
2011-06-30 0:07 ` Nikhil Rao
2011-06-30 8:34 ` Alex,Shi
2011-07-01 5:44 ` Ming Lei
2011-07-01 18:00 ` Nikhil Rao
2011-07-01 23:51 ` Ming Lei
2011-07-04 0:45 ` Alex,Shi
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