linux-kernel - Re: CFS scheduler OLTP perforamnce

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Date:	Fri, 12 Dec 2008 15:15:15 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	"Ma, Chinang" <chinang.ma@...el.com>, Ingo Molnar <mingo@...e.hu>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Wilcox, Matthew R" <matthew.r.wilcox@...el.com>,
	"Van De Ven, Arjan" <arjan.van.de.ven@...el.com>,
	"Styner, Douglas W" <douglas.w.styner@...el.com>,
	"Chilukuri, Harita" <harita.chilukuri@...el.com>,
	"Wang, Peter Xihong" <peter.xihong.wang@...el.com>,
	"Nueckel, Hubert" <hubert.nueckel@...el.com>
Subject: Re: CFS scheduler OLTP perforamnce

Peter Zijlstra <peterz@...radead.org> writes:
>> 
>> It seems that in this case renice to higher priority with CFS did not
>> reduce scheduling latency as well as SCHED_RR.
>
> Is there a question in this email?

The question is how to make nice perform as well as SCHED_RR.

-Andi
-- 
ak@...ux.intel.com
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