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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67CA8C433EF for ; Wed, 18 May 2022 02:05:39 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E5CF06B0073; Tue, 17 May 2022 22:05:38 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id DE49A6B0074; Tue, 17 May 2022 22:05:38 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C5F428D0001; Tue, 17 May 2022 22:05:38 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id B5A006B0073 for ; Tue, 17 May 2022 22:05:38 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 860C03024F for ; Wed, 18 May 2022 02:05:38 +0000 (UTC) X-FDA: 79477222356.29.D5AABE1 Received: from mail-pj1-f48.google.com (mail-pj1-f48.google.com [209.85.216.48]) by imf17.hostedemail.com (Postfix) with ESMTP id EA15E400D1 for ; Wed, 18 May 2022 02:05:13 +0000 (UTC) Received: by mail-pj1-f48.google.com with SMTP id n10so591807pjh.5 for ; Tue, 17 May 2022 19:05:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=LTzZZo8D+5Du0rxBbjk5eF+x+AqMl06jOGEATBS3GLY=; b=JuSZkcy7MCyUH66J1RxNC4xEF+Q6KMO5cwdpzZb5goYHQ1EQQiYHyrj+9iVYevbrdz r3VImpkpHI6N8FFiPYJlHre9SdPGSukcYARWEn77gpZ6hJfy1HKb2C0eexCLo1dT6f2S GW+xnrDipIeASuL8WbgB2isa6z7LZI4gBi4HDZfrjD27U9X9zIYN7/yboMM7bfCjUydV GwjuaETv81jPoC1fw/3u5TeHj1j0tj6iwg98kSd+7+BM2TziyfNAI5DQ9cMwI3vXkz2N ksocnfjPtkGzMDAU2HoPFN8gEuAI4H0m4w8AsYkrkcZl44KVKOTqhY3b0xf6q/7SFART BE5Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=LTzZZo8D+5Du0rxBbjk5eF+x+AqMl06jOGEATBS3GLY=; b=CCiZIiMUoTSkkEj4wpJZyR4qB0u9KgWU2TXMsL+47pFkl0/D4Qyx/yJ6Ehr21SkLdc bkXajEWvauwjxYMBjjONiGwvk8skJATgX/wOy3bKhgEBNgtR7q6l47AG4T3eZlQz9aZK eoLhYJTxHDTzEKRjPfNPiem5uzjoR4W8HK53VgX0vzq9mgqZ39nwPm+yCXMRVZP9EYA5 n+17XZIa6VTYcXzlkEHo2793JWeT1eSzVNNHer0CzvEiw13o7QUw2aEWbsK+sD1REGrg 885FISddbyjlF2z0RPHA2H1JSWmLSR418KZg+BTHEI6bVqWaoxVbPMj1jTCCiyS40vQw gF8A== X-Gm-Message-State: AOAM532uxDIOA4t9Jc54SiryujjHU+D6q29YVsp/fwkmwI3imgHDC8FR gro6aYHNjozpKQWNMw9xm7rOXA== X-Google-Smtp-Source: ABdhPJwa0zLrKVZRz/keY4e35GEZGyYydjGhUr97vw4DQ/zSqxYf5fdPcw/2g+HZxl7MjXQ7A49LXA== X-Received: by 2002:a17:90a:4587:b0:1de:c6ee:80f with SMTP id v7-20020a17090a458700b001dec6ee080fmr36963878pjg.196.1652839536580; Tue, 17 May 2022 19:05:36 -0700 (PDT) Received: from [192.168.1.100] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id gc10-20020a17090b310a00b001df313f6628sm2324527pjb.21.2022.05.17.19.05.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 17 May 2022 19:05:35 -0700 (PDT) Message-ID: Date: Tue, 17 May 2022 20:05:30 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Subject: Re: [PATCH v11 00/14] Multi-Gen LRU Framework Content-Language: en-US To: Yu Zhao , Andrew Morton , linux-mm@kvack.org Cc: Andi Kleen , Aneesh Kumar , Catalin Marinas , Dave Hansen , Hillf Danton , Johannes Weiner , Jonathan Corbet , Linus Torvalds , Matthew Wilcox , Mel Gorman , Michael Larabel , Michal Hocko , Mike Rapoport , Peter Zijlstra , Tejun Heo , Vlastimil Babka , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, page-reclaim@google.com References: <20220518014632.922072-1-yuzhao@google.com> From: Jens Axboe In-Reply-To: <20220518014632.922072-1-yuzhao@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: EA15E400D1 X-Stat-Signature: 3kwekncee49rrwhzopzis1kh4j9z8z9i X-Rspam-User: Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=kernel-dk.20210112.gappssmtp.com header.s=20210112 header.b=JuSZkcy7; spf=pass (imf17.hostedemail.com: domain of axboe@kernel.dk designates 209.85.216.48 as permitted sender) smtp.mailfrom=axboe@kernel.dk; dmarc=none X-Rspamd-Server: rspam09 X-HE-Tag: 1652839513-463339 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: On 5/17/22 7:46 PM, Yu Zhao wrote: > TLDR > ==== > The current page reclaim is too expensive in terms of CPU usage and it > often makes poor choices about what to evict. This patchset offers an > alternative solution that is performant, versatile and > straightforward. Where's the changelog since v10? -- Jens Axboe