From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69C36C3A59F for ; Mon, 26 Aug 2019 14:23:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 471592173E for ; Mon, 26 Aug 2019 14:23:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732432AbfHZOX0 (ORCPT ); Mon, 26 Aug 2019 10:23:26 -0400 Received: from out30-43.freemail.mail.aliyun.com ([115.124.30.43]:48878 "EHLO out30-43.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728324AbfHZOXZ (ORCPT ); Mon, 26 Aug 2019 10:23:25 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R161e4;CH=green;DM=||false|;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04446;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=10;SR=0;TI=SMTPD_---0TaX2Psc_1566829386; Received: from IT-FVFX43SYHV2H.local(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TaX2Psc_1566829386) by smtp.aliyun-inc.com(127.0.0.1); Mon, 26 Aug 2019 22:23:07 +0800 Subject: Re: [PATCH 00/14] per memcg lru_lock To: Konstantin Khlebnikov , Daniel Jordan , cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Mel Gorman , Tejun Heo , Michal Hocko , Hugh Dickins References: <1566294517-86418-1-git-send-email-alex.shi@linux.alibaba.com> <6ba1ffb0-fce0-c590-c373-7cbc516dbebd@oracle.com> <348495d2-b558-fdfd-a411-89c75d4a9c78@linux.alibaba.com> From: Alex Shi Message-ID: <1e2de503-9f53-9c51-f20c-f11a4b9625ed@linux.alibaba.com> Date: Mon, 26 Aug 2019 22:22:46 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2019/8/26 下午4:39, Konstantin Khlebnikov 写道: >>> > because they mixes pages from different cgroups. > > pagevec_lru_move_fn and friends need better implementation: > either sorting pages or splitting vectores in per-lruvec basis. Right, this should be the next step to improve. Maybe we could try the per-lruvec pagevec? Thanks Alex