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 BD862C433F5 for ; Thu, 2 Dec 2021 09:43:58 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 291506B0072; Thu, 2 Dec 2021 04:43:48 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 240966B0073; Thu, 2 Dec 2021 04:43:48 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 17DFD6B0074; Thu, 2 Dec 2021 04:43:48 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0091.hostedemail.com [216.40.44.91]) by kanga.kvack.org (Postfix) with ESMTP id 099A56B0072 for ; Thu, 2 Dec 2021 04:43:48 -0500 (EST) Received: from smtpin21.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id C3A7083EAE for ; Thu, 2 Dec 2021 09:43:37 +0000 (UTC) X-FDA: 78872366874.21.4C486B6 Received: from outbound-smtp17.blacknight.com (outbound-smtp17.blacknight.com [46.22.139.234]) by imf09.hostedemail.com (Postfix) with ESMTP id 39A703000100 for ; Thu, 2 Dec 2021 09:43:40 +0000 (UTC) Received: from mail.blacknight.com (pemlinmail05.blacknight.ie [81.17.254.26]) by outbound-smtp17.blacknight.com (Postfix) with ESMTPS id 456051C3968 for ; Thu, 2 Dec 2021 09:43:35 +0000 (GMT) Received: (qmail 438 invoked from network); 2 Dec 2021 09:43:34 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.17.29]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 2 Dec 2021 09:43:34 -0000 Date: Thu, 2 Dec 2021 09:43:32 +0000 From: Mel Gorman To: "Darrick J. Wong" Cc: Alexey Avramov , Andrew Morton , Michal Hocko , Vlastimil Babka , Rik van Riel , Mike Galbraith , regressions@lists.linux.dev, Linux-fsdevel , Linux-MM , LKML Subject: Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to make progress Message-ID: <20211202094332.GW3366@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> <20211201172920.GA8492@magnolia> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20211201172920.GA8492@magnolia> User-Agent: Mutt/1.10.1 (2018-07-13) X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 39A703000100 X-Stat-Signature: p635gkkf364w8nyzsj4cy3for9o783rr Authentication-Results: imf09.hostedemail.com; dkim=none; spf=pass (imf09.hostedemail.com: domain of mgorman@techsingularity.net designates 46.22.139.234 as permitted sender) smtp.mailfrom=mgorman@techsingularity.net; dmarc=none X-HE-Tag: 1638438220-172571 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, Dec 01, 2021 at 09:29:20AM -0800, Darrick J. Wong wrote: > > Again 5.16-rc1 stuttered badly but the new patch was comparable to 5.15. > > > > As my baseline figures are very different to yours due to differences in > > storage, can you test the following please? > > I don't know if this was directed at me, but I reran my swapfile > testcase on 5.16-rc3 and found that it had nearly the same runtime as it > did in 5.15. > Thanks Darrick. Can I add the following? Tested-by: Darrick J. Wong -- Mel Gorman SUSE Labs