Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp10087697imu; Wed, 5 Dec 2018 16:03:17 -0800 (PST) X-Google-Smtp-Source: AFSGD/V/3QnLTKG1k+ModFFPla+C20lfhtZ/2iB8KIqFSZZlsEPd5LrDicfW1ycFZkA+a1lZe4Xu X-Received: by 2002:a17:902:d01:: with SMTP id 1mr26657576plu.127.1544054597913; Wed, 05 Dec 2018 16:03:17 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544054597; cv=none; d=google.com; s=arc-20160816; b=A6Tq27EK6ZFv7P1WpxbMoSwyY9cRIo89wVcpn2IjPOSv3AphYJJJqNH0+8nyJxgWZD dG7ZjkIjqXCP4JewvX+iqqVQL0x/mTz3BmSlJnnF3nS8l0UwRrSY5B8RlShhz4f/lwpk qour1J++UDTcp3yXR0UmwBqQoByJXK5VtRBbp/D7nctUTxexmInl2H0Uzc00F9dW73UF o/Em8S5duMgBm1O+hj1BbRJ0DsnxUJs4DFopzT7sWQbmElEnCWe6Nb2NEz5kpv4HRFe7 AG7SNJeBjPRrzIgi7+f1+WmKOxljOWMy4pXMN6FOVOres56+ajcbOolMWRScI/07qOKR CHqA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=S/AqWTv7TnOmCGARUnqQMx2feKwwnqzUYZTaAjRy3IM=; b=zyKhcfg7gm4U32R44lCsjTGh/wNnAEOgyRK29BYOLwQ/U1SL0tl6HCYxwbiphJWwLm 0K2rWG/yzMJB+nkNpdlXRfFDIK/Nbn1FX4HZhATymmyOYSzyHg1p4KggcnXWZBJYV7SL YFrqlRkjcLF3xEJ5M7v24RTYSRya2MfIO96B0RzdGYsv7yW/08LPchlRRLu6nHxYfdPT 6eH1MsZfRblCru9yaezFftKk1eAJPJOzLEpieQ2JLWqg80E6NTaIYaHmGwjMNuZeGRNm 95cCbBpIeo5VaVPq+Hr3LU4hvGQ0bUYMK/C3cyVHB0s0o/6uqE2F49MPapgFcYFLL+pg S+xQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id e7si17689238pgv.499.2018.12.05.16.02.59; Wed, 05 Dec 2018 16:03:17 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728800AbeLFAAj (ORCPT + 99 others); Wed, 5 Dec 2018 19:00:39 -0500 Received: from mx1.redhat.com ([209.132.183.28]:9112 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727575AbeLFAAi (ORCPT ); Wed, 5 Dec 2018 19:00:38 -0500 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2C52B3082A25; Thu, 6 Dec 2018 00:00:38 +0000 (UTC) Received: from sky.random (ovpn-122-73.rdu2.redhat.com [10.10.122.73]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 252D15DE01; Thu, 6 Dec 2018 00:00:35 +0000 (UTC) Date: Wed, 5 Dec 2018 19:00:34 -0500 From: Andrea Arcangeli To: David Rientjes Cc: Mel Gorman , Vlastimil Babka , Linus Torvalds , mhocko@kernel.org, ying.huang@intel.com, s.priebe@profihost.ag, Linux List Kernel Mailing , alex.williamson@redhat.com, lkp@01.org, kirill@shutemov.name, Andrew Morton , zi.yan@cs.rutgers.edu Subject: Re: [LKP] [mm] ac5b2c1891: vm-scalability.throughput -61.3% regression Message-ID: <20181206000034.GH11899@redhat.com> References: <20181203185954.GM31738@dhcp22.suse.cz> <20181203201214.GB3540@redhat.com> <64a4aec6-3275-a716-8345-f021f6186d9b@suse.cz> <20181204104558.GV23260@techsingularity.net> <20181205204034.GB11899@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.11.0 (2018-11-25) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.45]); Thu, 06 Dec 2018 00:00:38 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Wed, Dec 05, 2018 at 01:59:32PM -0800, David Rientjes wrote: > [..] and the kernel test robot has reported, [..] Just for completeness you may have missed one email: https://lkml.kernel.org/r/87tvk1yjkp.fsf@yhuang-dev.intel.com 'So I think the report should have been a "performance improvement" instead of "performance regression".'