From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f198.google.com (mail-wr0-f198.google.com [209.85.128.198]) by kanga.kvack.org (Postfix) with ESMTP id 345926B057F for ; Fri, 28 Jul 2017 22:48:30 -0400 (EDT) Received: by mail-wr0-f198.google.com with SMTP id l3so40332560wrc.12 for ; Fri, 28 Jul 2017 19:48:30 -0700 (PDT) Received: from mout.gmx.net (mout.gmx.net. [212.227.15.18]) by mx.google.com with ESMTPS id j69si11484123wrj.325.2017.07.28.19.48.28 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 28 Jul 2017 19:48:28 -0700 (PDT) Message-ID: <1501296502.12260.19.camel@gmx.de> Subject: Re: [PATCH 0/3] memdelay: memory health metric for systems and workloads From: Mike Galbraith Date: Sat, 29 Jul 2017 04:48:22 +0200 In-Reply-To: <20170727153010.23347-1-hannes@cmpxchg.org> References: <20170727153010.23347-1-hannes@cmpxchg.org> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org List-ID: To: Johannes Weiner , Ingo Molnar , Peter Zijlstra , Andrew Morton , Rik van Riel , Mel Gorman Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@fb.com On Thu, 2017-07-27 at 11:30 -0400, Johannes Weiner wrote: >=20 > Structure >=20 > The first patch cleans up the different loadavg callsites and macros > as the memdelay averages are going to be tracked using these. >=20 > The second patch adds a distinction between page cache transitions > (inactive list refaults) and page cache thrashing (active list > refaults), since only the latter are unproductive refaults. >=20 > The third patch finally adds the memdelay accounting and interface: > its scheduler side identifies productive and unproductive task states, > and the VM side aggregates them into system and cgroup domain states > and calculates moving averages of the time spent in each state. What tree is this against? =C2=A0ttwu asm delta says "measure me". -Mike -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org