From owner-freebsd-stable@FreeBSD.ORG Sun Apr 29 13:39:33 2012 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 16429106564A for ; Sun, 29 Apr 2012 13:39:33 +0000 (UTC) (envelope-from mavbsd@gmail.com) Received: from mail-wg0-f50.google.com (mail-wg0-f50.google.com [74.125.82.50]) by mx1.freebsd.org (Postfix) with ESMTP id 8B33A8FC17 for ; Sun, 29 Apr 2012 13:39:32 +0000 (UTC) Received: by wgbds12 with SMTP id ds12so2022912wgb.31 for ; Sun, 29 Apr 2012 06:39:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=fb4nyjn89u6Ob0neQN6IPY6MsB2K3EZ04ucK9s7/ilA=; b=tLmlwxKnGtwtv+AyzDWp4qygAlN/Vu+R02tzTJ83QX7gvfdvRIKGt/HBGwMb4979ws pFIUyl+RBtBiKIELfo+1ffzv49J+LWN+VpOVwPMG1FSE8/ZbW7/nq6Jj5Ok+Tp5TY3rU 4ffruHyxughMw7E8rdouJxmP0mB8GXMx94hE22HKoVZh4pREcgUdr6rd0fNbYCNrQF1w y077B9kpNxCMk6tsWWC3eJ32Csj+M7oO0YPEe81eBg1r3yh99RkH9AlTeP8facMr156j bWVzCNnoX/3njScDfsFco+g1r/mAhLrdDOgb5UwBc5GXKwRdFeLqX6Y8xS710/X3MBmc VPZQ== Received: by 10.180.24.66 with SMTP id s2mr21566823wif.7.1335706771697; Sun, 29 Apr 2012 06:39:31 -0700 (PDT) Received: from mavbook2.mavhome.dp.ua (pc.mavhome.dp.ua. [212.86.226.226]) by mx.google.com with ESMTPS id e6sm20865245wix.8.2012.04.29.06.39.30 (version=SSLv3 cipher=OTHER); Sun, 29 Apr 2012 06:39:30 -0700 (PDT) Sender: Alexander Motin Message-ID: <4F9D4491.2060007@FreeBSD.org> Date: Sun, 29 Apr 2012 16:39:29 +0300 From: Alexander Motin User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:10.0.3) Gecko/20120328 Thunderbird/10.0.3 MIME-Version: 1.0 To: Alex Kozlov References: <20120427213459.GA61125@pcjas.obspm.fr> <4F9B946D.3030607@FreeBSD.org> <4F9CCEF2.6050609@FreeBSD.org> <20120429155512.M91148@sola.nimnet.asn.au> <4F9CDE91.1060300@FreeBSD.org> <4F9D2F0C.4050501@FreeBSD.org> <20120429122714.GA56829@ravenloft.kiev.ua> <4F9D3DF8.9000800@FreeBSD.org> <20120429133056.GA58422@ravenloft.kiev.ua> In-Reply-To: <20120429133056.GA58422@ravenloft.kiev.ua> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-stable@FreeBSD.org Subject: Re: High load event idl. X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 Apr 2012 13:39:33 -0000 On 04/29/12 16:30, Alex Kozlov wrote: > On Sun, Apr 29, 2012 at 04:11:20PM +0300, Alexander Motin wrote: >> On 04/29/12 15:27, Alex Kozlov wrote: >>> On Sun, Apr 29, 2012 at 03:07:40PM +0300, Alexander Motin wrote: >>>> On 04/29/12 15:04, Oliver Pinter wrote: >>>>> Removing dummynet from kernel don't chanage anything, that is releated >>>>> to load average. The loadavg hold to 0.70 +/- 0.2. (single user : sh + >>>>> top) >>>> >>>> New ktr dump? >>> I have similar issue on one of my laptops. Should I provide ktr dump? >>> http://lists.freebsd.org/pipermail/freebsd-current/2011-September/027133.html >> In your case HPET also shares interrupt with other devices. I suspect >> that may be a reason. Every time when swi thread runs loadavg, other CPU >> runs shared interrupt handler, that is accounted as result. Please show >> your verbose dmesg. > Attached. In your case HPET could solely use IRQ22 that seems free now. After recent changes in ACPI code it is detected before PCI devices and so doesn't avoids sharing. You may try to hint it specific IRQ by adding to loader,conf line: hint.hpet.0.allowed_irqs="0x00400000" -- Alexander Motin