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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,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 35242C433E2 for ; Thu, 17 Sep 2020 02:39:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8B6BD20770 for ; Thu, 17 Sep 2020 02:39:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8B6BD20770 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 026476B0085; Wed, 16 Sep 2020 22:39:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id F19C26B0088; Wed, 16 Sep 2020 22:39:33 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E2E606B0089; Wed, 16 Sep 2020 22:39:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0208.hostedemail.com [216.40.44.208]) by kanga.kvack.org (Postfix) with ESMTP id CB01E6B0085 for ; Wed, 16 Sep 2020 22:39:33 -0400 (EDT) Received: from smtpin10.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 929EA1EF3 for ; Thu, 17 Sep 2020 02:39:33 +0000 (UTC) X-FDA: 77270997426.10.arm58_1b056d82711f Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin10.hostedemail.com (Postfix) with ESMTP id 5A6EB16A4A5 for ; Thu, 17 Sep 2020 02:39:33 +0000 (UTC) X-HE-Tag: arm58_1b056d82711f X-Filterd-Recvd-Size: 2915 Received: from out30-56.freemail.mail.aliyun.com (out30-56.freemail.mail.aliyun.com [115.124.30.56]) by imf30.hostedemail.com (Postfix) with ESMTP for ; Thu, 17 Sep 2020 02:39:31 +0000 (UTC) X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R201e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04426;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=24;SR=0;TI=SMTPD_---0U9ANYuN_1600310363; Received: from IT-FVFX43SYHV2H.local(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0U9ANYuN_1600310363) by smtp.aliyun-inc.com(127.0.0.1); Thu, 17 Sep 2020 10:39:27 +0800 Subject: Re: [PATCH v18 00/32] per memcg lru_lock: reviews To: Daniel Jordan , Hugh Dickins Cc: Andrew Morton , mgorman@techsingularity.net, tj@kernel.org, khlebnikov@yandex-team.ru, willy@infradead.org, hannes@cmpxchg.org, lkp@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, shakeelb@google.com, iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com, kirill@shutemov.name, alexander.duyck@gmail.com, rong.a.chen@intel.com, mhocko@suse.com, vdavydov.dev@gmail.com, shy828301@gmail.com, vbabka@suse.cz, minchan@kernel.org, cai@lca.pw References: <20200824114204.cc796ca182db95809dd70a47@linux-foundation.org> <61a42a87-eec9-e300-f710-992756f70de6@linux.alibaba.com> <855ad6ee-dba4-9729-78bd-23e392905cf6@linux.alibaba.com> <5cfc6142-752d-26e6-0108-38d13009268b@linux.alibaba.com> <20200915165807.kpp7uhiw7l3loofu@ca-dmjordan1.us.oracle.com> From: Alex Shi Message-ID: Date: Thu, 17 Sep 2020 10:37:45 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200915165807.kpp7uhiw7l3loofu@ca-dmjordan1.us.oracle.com> Content-Type: text/plain; charset=UTF-8 X-Rspamd-Queue-Id: 5A6EB16A4A5 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam02 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: =E5=9C=A8 2020/9/16 =E4=B8=8A=E5=8D=8812:58, Daniel Jordan =E5=86=99=E9=81= =93: > On Tue, Sep 15, 2020 at 01:21:56AM -0700, Hugh Dickins wrote: >> On Sun, 13 Sep 2020, Alex Shi wrote: >>> Uh, I updated the testing with some new results here: >>> https://lkml.org/lkml/2020/8/26/212 >> Right, I missed that, that's better, thanks. Any other test results? > Alex, you were doing some will-it-scale runs earlier. Are you planning= to do > more of those? Otherwise I can add them in. Hi Daniel, Does compaction perf scalable, like thpscale, I except they could get som= e benefit. Thanks Alex