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 5F3B0C433FE for ; Thu, 13 Jan 2022 09:00:02 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A8F3E6B009D; Thu, 13 Jan 2022 04:00:01 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A3F476B009F; Thu, 13 Jan 2022 04:00:01 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 906756B00A0; Thu, 13 Jan 2022 04:00:01 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0164.hostedemail.com [216.40.44.164]) by kanga.kvack.org (Postfix) with ESMTP id 828046B009D for ; Thu, 13 Jan 2022 04:00:01 -0500 (EST) Received: from smtpin30.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 321CE181CAC63 for ; Thu, 13 Jan 2022 09:00:01 +0000 (UTC) X-FDA: 79024666602.30.2132CEA Received: from mail-io1-f45.google.com (mail-io1-f45.google.com [209.85.166.45]) by imf04.hostedemail.com (Postfix) with ESMTP id 9021340006 for ; Thu, 13 Jan 2022 09:00:00 +0000 (UTC) Received: by mail-io1-f45.google.com with SMTP id p7so7590550iod.2 for ; Thu, 13 Jan 2022 01:00:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to; bh=TCw1GfHPeWJbnERy4xEg3GTF1yG8dQgLTkiWN1Lhx7M=; b=LALRlCh10PAc2bMPcvCm3naDkNyaorzpK7LKTAzW8WcrfS+3qduoVJglwUvwzpz/rI Hiav0QqojwxXr+qinZ2+8cHUcpguJl8rZcgH5uLqcJLimZRP2Lj4mLAPuWb7fpGDW236 raP1bMtESLJyb4emruZI5IKskHl4kyTb+mCXBYiuxh8s/e+qVk7AIMI+qhLRCuX9E+jw jh/nRY+5FxshSj+m6Bm0MSDY9Uc/+FAvGvefg9VnEHJuHnnGxW1f5f5Dr68eOcjXWYSM Qo3v+n9PiJm0CNhU3WBtkH5TtYPl2RzilyL4OcMeLUZhVL3gDCt5Bn8DdVFpz+/2tppm IN9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=TCw1GfHPeWJbnERy4xEg3GTF1yG8dQgLTkiWN1Lhx7M=; b=ba57MeEGi4Zah1UCsxjg9CqRnPR+Pi07Bhf/B3VnSmWF93nOISfvErnEfJmcv/wK2s uAaAkoZAd/DvzpYw42fLmTX8f0HSCwSbAEtVqOt7s6IPCdKmdJodCHmino6097d/FpNn Ta7EjgXDjy/+UKspq+pgkHk2qabIelTkCPwlmy9WPmkFaF7A/V5rFhRkhhaJWtexjX0t ZBAOkwT6nrZ/eQTCiM+X4Fn6aSo84a3laarkGhwxsd9ez1BvBKFOAxxbnzHUZ5yTNQP+ Woy3flxajgZRVlpxpHa+HblJATtytL7GM9TMXQtn4OscG8l33xTOhg4uvrUBHw9I/twI 8r4w== X-Gm-Message-State: AOAM533M/HKR4maMbfn42OLZYz5g/pn23AG7yZq+1bVDDCE6gkakrxVu 2WC38QBrwwBsPmpwPK25wadLuQ== X-Google-Smtp-Source: ABdhPJxGrNEwdDTbSmbuKwltjfvyZ/ZjlF56GY0VO4e9TxcYm3q1KqtWE2AnPXYSj3SmpSSvCxff4Q== X-Received: by 2002:a05:6638:2204:: with SMTP id l4mr1147691jas.142.1642064399718; Thu, 13 Jan 2022 00:59:59 -0800 (PST) Received: from google.com ([2620:15c:183:200:ac2b:c4ef:2b56:374c]) by smtp.gmail.com with ESMTPSA id f20sm1810130ile.14.2022.01.13.00.59.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Jan 2022 00:59:59 -0800 (PST) Date: Thu, 13 Jan 2022 01:59:54 -0700 From: Yu Zhao To: Oleksandr Natalenko Cc: Andrew Morton , Linus Torvalds , Andi Kleen , Catalin Marinas , Dave Hansen , Hillf Danton , Jens Axboe , Jesse Barnes , Johannes Weiner , Jonathan Corbet , Matthew Wilcox , Mel Gorman , Michael Larabel , Michal Hocko , Rik van Riel , Vlastimil Babka , Will Deacon , Ying Huang , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, page-reclaim@google.com, x86@kernel.org Subject: Re: [PATCH v6 0/9] Multigenerational LRU Framework Message-ID: References: <20220104202227.2903605-1-yuzhao@google.com> <11900935.O9o76ZdvQC@natalenko.name> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <11900935.O9o76ZdvQC@natalenko.name> X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 9021340006 X-Stat-Signature: sgazkzi9sy51ssnonqyhuzysg6deog9m Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=LALRlCh1; spf=pass (imf04.hostedemail.com: domain of yuzhao@google.com designates 209.85.166.45 as permitted sender) smtp.mailfrom=yuzhao@google.com; dmarc=pass (policy=reject) header.from=google.com X-HE-Tag: 1642064400-297268 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: On Wed, Jan 12, 2022 at 09:56:58PM +0100, Oleksandr Natalenko wrote: > Hello. >=20 > On =FAter=FD 4. ledna 2022 21:22:19 CET Yu Zhao wrote: > > TLDR > > =3D=3D=3D=3D > > The current page reclaim is too expensive in terms of CPU usage and i= t > > often makes poor choices about what to evict. This patchset offers an > > alternative solution that is performant, versatile and > > straightforward. > For the series: >=20 > Tested-by: Oleksandr Natalenko >=20 > I run this (and one of the previous spins) on nine machines (physical, = virtual, workstations, servers) for quite some time with no hassle. >=20 > Thanks for your job, and please keep me in Cc once you post new spins. = I'm more than happy to deploy those across the fleet. Thanks, Oleksandr. And if I may take the liberty of introducing you as: Oleksandr - the post-factum kernel maintainer https://gitlab.com/post-factum/pf-kernel in addition to other downstream kernel maintainers I've introduced: > Alexandre - the XanMod kernel maintainer > https://xanmod.org > > Brian - the Chrome OS kernel memory maintainer > https://www.chromium.org > > Jan - the Arch Linux Zen kernel maintainer > https://archlinux.org > > Steven - the Liquorix kernel maintainer > https://liquorix.net > > Suleiman - the ARCVM (Android downstream) kernel memory maintainer > https://chromium.googlesource.com/chromiumos/third_party/= kernel