From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751216AbcEIENu (ORCPT ); Mon, 9 May 2016 00:13:50 -0400 Received: from mga02.intel.com ([134.134.136.20]:10797 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184AbcEIENt (ORCPT ); Mon, 9 May 2016 00:13:49 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,599,1455004800"; d="scan'208";a="975455581" Date: Mon, 9 May 2016 04:31:54 +0800 From: Yuyang Du To: Mike Galbraith Cc: Peter Zijlstra , Chris Mason , Ingo Molnar , Matt Fleming , linux-kernel@vger.kernel.org Subject: Re: sched: tweak select_idle_sibling to look for idle threads Message-ID: <20160508203154.GN16093@intel.com> References: <20160405180822.tjtyyc3qh4leflfj@floor.thefacebook.com> <20160409190554.honue3gtian2p6vr@floor.thefacebook.com> <20160430124731.GE2975@worktop.cust.blueprintrf.com> <1462086753.9717.29.camel@suse.de> <20160501085303.GF2975@worktop.cust.blueprintrf.com> <1462094425.9717.45.camel@suse.de> <20160507012417.GK16093@intel.com> <1462694935.4155.83.camel@suse.de> <20160508185747.GL16093@intel.com> <1462765971.3803.48.camel@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1462765971.3803.48.camel@suse.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 09, 2016 at 05:52:51AM +0200, Mike Galbraith wrote: > On Mon, 2016-05-09 at 02:57 +0800, Yuyang Du wrote: > > > In addition, I would argue maybe beefing up idle balancing is a more > > productive way to spread load, as work-stealing just does what needs > > to be done. And seems it has been (sub-unconsciously) neglected in this > > case, :) > > P.S. Nope, I'm dinging up multiple spots ;-) You bet, :)