From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f178.google.com (mail-pd0-f178.google.com [209.85.192.178]) by kanga.kvack.org (Postfix) with ESMTP id 315D96B0036 for ; Wed, 10 Sep 2014 12:58:12 -0400 (EDT) Received: by mail-pd0-f178.google.com with SMTP id p10so8632426pdj.37 for ; Wed, 10 Sep 2014 09:58:11 -0700 (PDT) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTP id p9si27950485pdr.169.2014.09.10.09.58.10 for ; Wed, 10 Sep 2014 09:58:11 -0700 (PDT) Message-ID: <54108314.80400@intel.com> Date: Wed, 10 Sep 2014 09:57:56 -0700 From: Dave Hansen MIME-Version: 1.0 Subject: Re: regression caused by cgroups optimization in 3.17-rc2 References: <54061505.8020500@sr71.net> <5406262F.4050705@intel.com> <54062F32.5070504@sr71.net> <20140904142721.GB14548@dhcp22.suse.cz> <5408CB2E.3080101@sr71.net> <20140905092537.GC26243@dhcp22.suse.cz> <20140910162936.GI25219@dhcp22.suse.cz> In-Reply-To: <20140910162936.GI25219@dhcp22.suse.cz> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko , Dave Hansen Cc: Johannes Weiner , Hugh Dickins , Tejun Heo , Linux-MM , Andrew Morton , Linus Torvalds , Vladimir Davydov , LKML On 09/10/2014 09:29 AM, Michal Hocko wrote: > I do not have a bigger machine to play with unfortunately. I think the > patch makes sense on its own. I would really appreciate if you could > give it a try on your machine with !root memcg case to see how much it > helped. I would expect similar results to your previous testing without > the revert and Johannes' patch. So you want to see before/after this patch: Subject: [PATCH] mm, memcg: Do not kill release batching in free_pages_and_swap_cache And you want it on top of a kernel with the revert or without? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752527AbaIJQ6N (ORCPT ); Wed, 10 Sep 2014 12:58:13 -0400 Received: from mga02.intel.com ([134.134.136.20]:43888 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751688AbaIJQ6L (ORCPT ); Wed, 10 Sep 2014 12:58:11 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,500,1406617200"; d="scan'208";a="600953121" Message-ID: <54108314.80400@intel.com> Date: Wed, 10 Sep 2014 09:57:56 -0700 From: Dave Hansen User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: Michal Hocko , Dave Hansen CC: Johannes Weiner , Hugh Dickins , Tejun Heo , Linux-MM , Andrew Morton , Linus Torvalds , Vladimir Davydov , LKML Subject: Re: regression caused by cgroups optimization in 3.17-rc2 References: <54061505.8020500@sr71.net> <5406262F.4050705@intel.com> <54062F32.5070504@sr71.net> <20140904142721.GB14548@dhcp22.suse.cz> <5408CB2E.3080101@sr71.net> <20140905092537.GC26243@dhcp22.suse.cz> <20140910162936.GI25219@dhcp22.suse.cz> In-Reply-To: <20140910162936.GI25219@dhcp22.suse.cz> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/10/2014 09:29 AM, Michal Hocko wrote: > I do not have a bigger machine to play with unfortunately. I think the > patch makes sense on its own. I would really appreciate if you could > give it a try on your machine with !root memcg case to see how much it > helped. I would expect similar results to your previous testing without > the revert and Johannes' patch. So you want to see before/after this patch: Subject: [PATCH] mm, memcg: Do not kill release batching in free_pages_and_swap_cache And you want it on top of a kernel with the revert or without?