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 67ECEC433F5 for ; Thu, 2 Dec 2021 03:12:10 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 7D76F6B0072; Wed, 1 Dec 2021 22:11:59 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 75FFB6B0073; Wed, 1 Dec 2021 22:11:59 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 58A5B6B0074; Wed, 1 Dec 2021 22:11:59 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0242.hostedemail.com [216.40.44.242]) by kanga.kvack.org (Postfix) with ESMTP id 46DA66B0072 for ; Wed, 1 Dec 2021 22:11:59 -0500 (EST) Received: from smtpin10.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id EA0A08699F for ; Thu, 2 Dec 2021 03:11:48 +0000 (UTC) X-FDA: 78871379538.10.02EC8CB Received: from mout.gmx.net (mout.gmx.net [212.227.15.18]) by imf31.hostedemail.com (Postfix) with ESMTP id 5963B1046300 for ; Thu, 2 Dec 2021 03:11:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1638414703; bh=DVqu7uvF6pnD7OhaDz7OP59dbYk4wRpIUL2hfNMFbJ4=; h=X-UI-Sender-Class:Subject:From:To:Cc:Date:In-Reply-To:References; b=JKSocHQYmlzpGHX5cYa3pmkarZpiiadQAuvxlLiexZ/IUJStIkNAfDLJcZIJj0Knl TG0RoWFdElQoC22Z44vx5R2buNQBZi6IN+4thCnDhyC9ThftQGOOObUc1I/0eOxp+9 l4BCgkQ6H5Rsazy+fFUk1Iymqdc0bDJQrHEo2Eys= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from homer.fritz.box ([185.221.149.39]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MPGRz-1nDq7f40pZ-00PaIQ; Thu, 02 Dec 2021 04:11:43 +0100 Message-ID: <74248b525d5ee03bfd00aaa66cd08a4582998cd6.camel@gmx.de> Subject: Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to make progress From: Mike Galbraith To: Mel Gorman , Alexey Avramov Cc: Andrew Morton , Michal Hocko , Vlastimil Babka , Rik van Riel , Darrick Wong , regressions@lists.linux.dev, Linux-fsdevel , Linux-MM , LKML Date: Thu, 02 Dec 2021 04:11:38 +0100 In-Reply-To: <20211201140005.GU3366@techsingularity.net> References: <20211125151853.8540-1-mgorman@techsingularity.net> <20211127011246.7a8ac7b8@mail.inbox.lv> <20211129150117.GO3366@techsingularity.net> <20211201010348.31e99637@mail.inbox.lv> <20211130172754.GS3366@techsingularity.net> <20211201033836.4382a474@mail.inbox.lv> <20211201140005.GU3366@techsingularity.net> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:HO9NY5VYEjQHVfACzrMvWO3O/JI53j0Q8WbvUccG0MAx2Ucw+71 zhJpKvCHaVgfJdDGNnaiMRlu2ORSvYqrqQGSZGL8SqYgIrR+o4iX1WFhsGcQIKDyMAkec/D JIwIgNtCItRBIFlTYFUf+n4UfzKtVIKW7UY9BFajmO5CfkQr0w1qupU0LWF6224I7t9O2aQ 3JDbRYzF969uqPSmO2Krg== X-UI-Out-Filterresults: notjunk:1;V03:K0:aTN8X1KSxJc=:8jGWgxKTfL9dmjXiL6oRGC OoUVTIKsjeAJzbHFHUVrZj55EdKHr5tgyvUKzZQSeVRz71uvdr1dBYv1LNlSa8fdL55g5M6oV 8ipLep07stHz2V2mHM/bAoJu/w/ifiYsbpZpgMaipGuw+skk7EOi+GSKMWJPbB0NMbTwT6O+f O4xzlqeNd8EvJh7zQXU6gQPJs/baobv07/ikpsx0OvqqrdI3KsFt8HHDsmlxRSaNOITvxUqDh zvMeMrWR+XhiRPh6Ier8wEoSID6Ogtb7hjNeTzfClfr8uO/VCvfrPrH4AKgnp7c/KubxosMyA Eri7kuTtDG3JgUTuBmsqj6tS/hxjbxPdh3elUbeeciv05nI3XOzMlZQTZv5ZTQ1NhKaQdme+X YrGUDUnUVpNitMZzNppdH40lQbpE0iqJmumNPcr0XfK3BJceyHGo+NHCK5hHE7N0+IyrFQ0Qi PLbLiIm1br6TFlHMwvSxYn7PV29wyu9a1otVsin+86Tj+Ir11E84xBF6sT3Q4ssi8plt8oHZJ NR2d3SPvcQfQKvelL74EvCgPxUv9BItecF84eAawtc6i5BKTRGz0I02/z1U7G94D31QZPkOra PdqKHH0DBHS3J9dLFdHWnf8t21tv/zHHrhU0/0g41574if6Tj9clB2qNOwCn3eli1k7ifVn5s RPUtUI6Zoi/fjDTT1fkq2GCD4iuuVE6susqKqhIWeeMHZRVfZmMpa9fY4HYDduFJqgfoxxypS 1LONQXL/VACOiOzSY/LmDY4W6XdPFBDMGT14LyLlygpONX89tiLSvMrIRqD5Z2wo88ezrggGV Ak7JIykcP3IiN1jreBdK5D64swEKQ6AqKnnOOuMoipMWsV4f8lifhcLit5CPyy2/B5hbNyPj3 LztV0pYz6e9F0WWAZddECgvB8MlLVk6apYhIqilwDgi+HU5H/iScKqTrJ5pdeTPEaaTydfkvt Z+m3n9hRWa+pMPIdeVgId8OaiheV9l8uV3lRgkIC3I4E7AHMykwT0O26Sjg2THAEmgLSocIkl g4rLH5MGJtKeEEt1iLGqswMJZkxeXhMi1KFqYqrIwQLXJXQLuyehl4QaHCEFBxOOhr8YvcqC4 66O+yI3d/0HWCw= X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 5963B1046300 Authentication-Results: imf31.hostedemail.com; dkim=pass header.d=gmx.net header.s=badeba3b8450 header.b=JKSocHQY; dmarc=pass (policy=none) header.from=gmx.de; spf=pass (imf31.hostedemail.com: domain of efault@gmx.de designates 212.227.15.18 as permitted sender) smtp.mailfrom=efault@gmx.de X-Stat-Signature: 9febfwf1ffzebkw1rfihat585fafkxxy X-HE-Tag: 1638414708-222688 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, 2021-12-01 at 14:00 +0000, Mel Gorman wrote: > > I've included another patch below against 5.16-rc1 but it'll apply to > 5.16-rc3. Using the same test I get LTP testcases that stalled my box no longer do, nor can I manually trigger any unexpected behavior. -Mike