From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752522AbbATOQj (ORCPT ); Tue, 20 Jan 2015 09:16:39 -0500 Received: from gum.cmpxchg.org ([85.214.110.215]:48621 "EHLO gum.cmpxchg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751799AbbATOQh (ORCPT ); Tue, 20 Jan 2015 09:16:37 -0500 Date: Tue, 20 Jan 2015 09:16:28 -0500 From: Johannes Weiner To: Michal Hocko Cc: Andrew Morton , Vladimir Davydov , Greg Thelen , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [patch] mm: memcontrol: default hierarchy interface for memory fix - high reclaim Message-ID: <20150120141628.GA11181@phnom.home.cmpxchg.org> References: <1421508079-29293-1-git-send-email-hannes@cmpxchg.org> <20150120132519.GH25342@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150120132519.GH25342@dhcp22.suse.cz> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 20, 2015 at 02:25:19PM +0100, Michal Hocko wrote: > On Sat 17-01-15 10:21:19, Johannes Weiner wrote: > > High limit reclaim can currently overscan in proportion to how many > > charges are happening concurrently. Tone it down such that charges > > don't target the entire high-boundary excess, but instead only the > > pages they charged themselves when excess is detected. > > > > Reported-by: Michal Hocko > > Signed-off-by: Johannes Weiner > > I certainly agree with this approach. > Acked-by: Michal Hocko Thanks! > Is this planned to be folded into the original patch or go on its own. I > am OK with both ways, maybe having it separate would be better from > documentation POV. I submitted them to be folded in. Which aspect would you like to see documented?