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[209.132.180.67]) by mx.google.com with ESMTP id u13si3716655pgc.579.2018.03.15.10.47.52; Thu, 15 Mar 2018 10:48:08 -0700 (PDT) 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; dkim=fail header.i=@gmail.com header.s=20161025 header.b=u/RXX52g; dkim=fail header.i=@linux-foundation.org header.s=google header.b=RLWX3gNv; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752025AbeCORqs (ORCPT + 99 others); Thu, 15 Mar 2018 13:46:48 -0400 Received: from mail-it0-f65.google.com ([209.85.214.65]:55674 "EHLO mail-it0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751372AbeCORqq (ORCPT ); Thu, 15 Mar 2018 13:46:46 -0400 Received: by mail-it0-f65.google.com with SMTP id e195-v6so5440824ita.5 for ; Thu, 15 Mar 2018 10:46:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=68/LTsxQtf96waq/Fhky06mJRUI/KKpndzWql9LTVpw=; b=u/RXX52gP6zKwS6EaMF86MPSQPwiFAVniy6gz1CI5SxfE1ffMduJV00cD5RcOsNU/L PA7fWvD8kZoaFjHLoWcjk8tFLKytL4Bg8lJlvqYxRRUZu2uSK4BanycOfFVDkGKhkTe+ aBJ9usXgNtjX62HGz+qT2Drp8KcOUmrB1icN1T2Fftez9Nl59Cc3nzrTARdd6p/SSx5V mRYSTuRMyirLH7dCbnof+W/GWLWqVsdjNsVCbX5YlEi6evhvt2zoAuDkGIz935U6M1te W1fiWMcKC0siAxcKEPyxs1Tbo4vKSy15VChw1GIoFDG2GrXfr7NqAcQ9In9VnnVtJ0tl 7nmQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=68/LTsxQtf96waq/Fhky06mJRUI/KKpndzWql9LTVpw=; b=RLWX3gNvG/acmRU5BYc+CBjALwyWaiPxgFwF++0EQNXmLB37VHDWETqfUVo6GopwZP 0/ndtCXwshBvCf929RwX0WrRQZB5zCfPk38LvjFWfUc0TeepSZNum1KMuKCkqftxsH3D nxq736CyFLCO54lcjeCENsjLl9+0MESulOuX4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=68/LTsxQtf96waq/Fhky06mJRUI/KKpndzWql9LTVpw=; b=c/pVdpjN8ZJuNIfpXXTV0Uz7LVjtrB5fXajFsaCnh39eyBGLUXtF3Kk1j+jLaIQrRB NlwFGUiW9hLGb2I+D809/GsLtQSKEQN4i5rigpvUP6M4LHSXyGrgEUlAvgMTptaJKEeT +bhV1v3Y+z6E7FIk5jXy1uh1mJXCNW6eNZL1UyKNnEwJm1wyuWdJGmhX6AaiJQXLf1wc 5eR42mgcuVgbo3XK06FnBUiIrhPuPc+SNqYWVsuhhf8EfvTNFEp5Erqi/gniWsKn4lZ0 zIA7xGIpsrVx3uuSdYIMn51TKxRHtfeleP0mN8YTjK8P6YCJqirOQIT06F/LPy3IhHIj 8qzQ== X-Gm-Message-State: AElRT7Esefxo9+ro79Pra56kh/dbVGNjSx1W1Am2bzXUV5NpWkvfTHin r7yVWdHfgVUBnouPF4KneI4k0XAPdS1HMNFe3qM= X-Received: by 10.36.69.196 with SMTP id c65mr7187903itd.16.1521136005750; Thu, 15 Mar 2018 10:46:45 -0700 (PDT) MIME-Version: 1.0 Received: by 10.107.135.221 with HTTP; Thu, 15 Mar 2018 10:46:45 -0700 (PDT) In-Reply-To: <1078e19a-3393-7cd9-3b1f-fae6cf0281d3@intel.com> References: <20180225150505.GD7144@yexl-desktop> <1519573271.4702.10.camel@redhat.com> <1078e19a-3393-7cd9-3b1f-fae6cf0281d3@intel.com> From: Linus Torvalds Date: Thu, 15 Mar 2018 10:46:45 -0700 X-Google-Sender-Auth: Qf96m0zSLJEe1s3byC3PB3YjczY Message-ID: Subject: Re: [LKP] [lkp-robot] [iversion] c0cef30e4f: aim7.jobs-per-min -18.0% regression To: kemi Cc: Jeff Layton , kernel test robot , LKP , LKML , Thorsten Leemhuis Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Mar 15, 2018 at 12:33 AM, kemi wrote: > Hi, Jeff > Today, I deleted the previous kernel images for commit 3da90b159b146672f830bcd2489dd3a1f4e9e089 > and commit c0cef30e4ff0dc025f4a1660b8f0ba43ed58426e, respectively. And, re-run the same aim7 > jobs for three times for each commit. The aim7 score between two commit does not have obvious difference. > > Perhaps something weird happen when compiling kernel. Please ignore this report, apologize for the bother. Ok, I'm not entirely happy with how random this was, but that commit never looked like a remotely likely culprit, so I think we'll just chalk it up to bad luck and unknown effects. Linus