From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl0-f69.google.com (mail-pl0-f69.google.com [209.85.160.69]) by kanga.kvack.org (Postfix) with ESMTP id 52C3B6B02EE for ; Thu, 22 Feb 2018 11:01:32 -0500 (EST) Received: by mail-pl0-f69.google.com with SMTP id x6so2489193plr.7 for ; Thu, 22 Feb 2018 08:01:32 -0800 (PST) Received: from EUR02-AM5-obe.outbound.protection.outlook.com (mail-eopbgr00098.outbound.protection.outlook.com. [40.107.0.98]) by mx.google.com with ESMTPS id g4-v6si240724plo.122.2018.02.22.08.01.30 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 22 Feb 2018 08:01:31 -0800 (PST) Subject: Re: [PATCH v5 2/2] mm/memcontrol.c: Reduce reclaim retries in mem_cgroup_resize_limit() References: <20180119132544.19569-2-aryabinin@virtuozzo.com> <20180119133510.GD6584@dhcp22.suse.cz> <20180119151118.GE6584@dhcp22.suse.cz> <20180221121715.0233d34dda330c56e1a9db5f@linux-foundation.org> <20180222140932.GL30681@dhcp22.suse.cz> <20180222153343.GN30681@dhcp22.suse.cz> <0927bcab-7e2c-c6f9-d16a-315ac436ba98@virtuozzo.com> <20180222154435.GO30681@dhcp22.suse.cz> From: Andrey Ryabinin Message-ID: Date: Thu, 22 Feb 2018 19:01:58 +0300 MIME-Version: 1.0 In-Reply-To: <20180222154435.GO30681@dhcp22.suse.cz> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: Andrew Morton , Shakeel Butt , Cgroups , LKML , Linux MM , Johannes Weiner , Vladimir Davydov On 02/22/2018 06:44 PM, Michal Hocko wrote: > On Thu 22-02-18 18:38:11, Andrey Ryabinin wrote: >>>> >>>> with the patch: >>>> best: 1.04 secs, 9.7G reclaimed >>>> worst: 2.2 secs, 16G reclaimed. >>>> >>>> without: >>>> best: 5.4 sec, 35G reclaimed >>>> worst: 22.2 sec, 136G reclaimed >>> >>> Could you also compare how much memory do we reclaim with/without the >>> patch? >>> >> >> I did and I wrote the results. Please look again. > > I must have forgotten. Care to point me to the message-id? The results are quoted right above, literally above. Raise your eyes up. message-id 0927bcab-7e2c-c6f9-d16a-315ac436ba98@virtuozzo.com I write it here again: with the patch: best: 9.7G reclaimed worst: 16G reclaimed without: best: 35G reclaimed worst: 136G reclaimed Or you asking about something else? If so, I don't understand what you want. > 20180119132544.19569-2-aryabinin@virtuozzo.com doesn't contain this > information and a quick glance over the follow up thread doesn't have > anything as well. Ideally, this should be in the patch changelog, btw. > Well, I did these measurements only today and I don't have time machine. -- 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