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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CEB11C433FE for ; Thu, 2 Dec 2021 10:52:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357028AbhLBKzm (ORCPT ); Thu, 2 Dec 2021 05:55:42 -0500 Received: from mout.gmx.net ([212.227.15.18]:58569 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231208AbhLBKzi (ORCPT ); Thu, 2 Dec 2021 05:55:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1638442314; bh=ofsSqiOrT4mnNucwypB20efCyEpHBisJHJKtufIYncA=; h=X-UI-Sender-Class:Subject:From:To:Cc:Date:In-Reply-To:References; b=Fq5ibyRIv5OPI3M+KPb/iGlmsIp7IbhMVmHYlwODhMxGUtcDzV/BJvvAljct7T8mF lYnBPR6YCP231zaZs01Ecs9Mqrw++9hGbTrUgMkrdtk/foMA4QjeibkLQCvOqcHvLe SL6xrwVQkPrWOJKQXtvXbZn1nibmEBAipBIyUhn0= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from bart.fritz.box ([185.221.149.39]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MEm2D-1mmxD03AwV-00GL9F; Thu, 02 Dec 2021 11:51:53 +0100 Message-ID: Subject: Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to make progress From: Mike Galbraith To: Mel Gorman Cc: Alexey Avramov , 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 11:51:46 +0100 In-Reply-To: <20211202101324.GX3366@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> <74248b525d5ee03bfd00aaa66cd08a4582998cd6.camel@gmx.de> <20211202101324.GX3366@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:rBScxEg19LUK2oQ5oTdCk8gedC+1+6vyrKBGYRZHSJanhgfLAOI gAt3/BJMq3aRN6oQi3JO4NJblqO+AL3h+45/6Luh0zM02f6Xo1lnd5iPs1iEj37BbidHqAN PdD9lD8bctyqKGrQ2BEpTTk/H3gxW7oci4r+fLoKRbFsST5dhrj7o/DbENH8Iu4oieCq0WV /NGE+XqhjzyWDsi2z5jFQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:v8M7ACplhN8=:jB8z0rgnKJgclNlDpVncKF pEdT5P9DDQATVGi6kMVJ6NR4MKiIqn+ABt/M1bXNIenB99KNROi8GVuI9zGCzFOiqnRqvuAyY Hu6rUmiFCYgCxnF9XH27ymjaTyufxFyISyUznvRK40hAQkMd4PirPwg2PbWpOzNCNckQwhDbI FIjQIHP8hJ5E8jjHWIrVdmARkR25oAyVOwY/ulizCSFelR3yLAjZyS/OA9WYnXXQDJZSqr5E8 SYOwMoxS2nJ3gn71oDGl4gDWZRNjxPH6Zrj7wzHymk/ZjWPIMKKvKOyg69LLVFEKSrGBF97EV aBXteA32rSGCSXRRTuDweo3y+8KqTL5h4oPHLtf+P2nnAqyyTg8ED+mUI367fj0wg80H2kZ5o mzIZiLwy0GhJoOubSWymulZEdyFxmU0hTGDjQrEem1lpXulOZK6YDpZEI81X+fCsTNVYsyDot n0GCKJMea4Glp7o2nCjCLFhQIm3Fn2O7wNxKw+80aUvKYE0HYm7GsVVIiMJ6StuxVBzdQsDkV avVSWSXJnqZPw46c3y1N1mJVOQm0boXKbmso5ythQ6npTj32k0cWfZMABdSof3lLXTfRPdcH7 A04MpEwZ7DJ0YGyTxvpH9XKqHgheuR3wYEnyH4A7y+o9D2ZzJu4OsaoN5wiTwtumDge6jjpgL f8JTnvmN9b4xjy4YAf62wnVbc+m/M64TBHaNk2In/YMj3ctfRk6Gh1k3IIc1qDYmv6AMAN/6J b7pIOjywN5Tlgkp6BYpp4L4iu5khQbJqZIbw5Yb+O2loImtDgWxBTpGTAZ/vJTlYgHuzy+OCR aYpd9zzTpVh1p/wOCi+R6r2zs5b2uB9bwgLhd+R1E/I/UkejR8bZ/bOLWAo12AQUoOR2oBLkX h6S7LEevWRirOnhbK68n55DE0ahoV4A0Fdcjle2Q2+DQXEsL9Cjd5tGEyrIb8ToPcugGuZgWN Vv2/pTbrwKcEEElUe4ylZ/sT44eylSrcOanJPSHMhb+vw5QEKkb0rqqgjnV6dnebaeVMI3hFd MKE9CxBunh6zo/q/v7SLnpiDVTlGIFzB1KlX0+fY8pyd0z8mPuxNK5EkkdBtxNQSQLG+rMOBt OO02sewe7Nb0Ic= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2021-12-02 at 10:13 +0000, Mel Gorman wrote: > On Thu, Dec 02, 2021 at 04:11:38AM +0100, Mike Galbraith wrote: > > 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. > > > > Excellent, can I add the following? Sure. > Tested-by: Mike Galbraith >