From owner-freebsd-current@FreeBSD.ORG Wed Aug 10 14:40:58 2005 Return-Path: X-Original-To: freebsd-current@FreeBSD.ORG Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 081B516A41F for ; Wed, 10 Aug 2005 14:40:58 +0000 (GMT) (envelope-from sobomax@portaone.com) Received: from www.portaone.com (web.portaone.com [195.70.151.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id 55CA643D46 for ; Wed, 10 Aug 2005 14:40:56 +0000 (GMT) (envelope-from sobomax@portaone.com) Received: from [192.168.0.49] (lesnik.portaone.com [195.140.246.50] (may be forged)) (authenticated bits=0) by www.portaone.com (8.12.11/8.12.11) with ESMTP id j7AEel7m023342 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 10 Aug 2005 16:40:47 +0200 (CEST) (envelope-from sobomax@portaone.com) Message-ID: <42FA11E8.3030709@portaone.com> Date: Wed, 10 Aug 2005 17:40:40 +0300 From: Maxim Sobolev Organization: Porta Software Ltd User-Agent: Mozilla Thunderbird 1.0.6 (Windows/20050716) X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Robert C. Noland III" References: <1123630551.994.9.camel@bbeng-laptop.acs.internap.com> <1123671620.3854.8.camel@buffy.york.ac.uk> <1123684037.1011.1.camel@bbeng-laptop.acs.internap.com> In-Reply-To: <1123684037.1011.1.camel@bbeng-laptop.acs.internap.com> Content-Type: text/plain; charset=KOI8-U; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV 0.86.2/1011/Tue Aug 9 11:20:28 2005 on www.portaone.com X-Virus-Status: Clean X-Spam-Status: No, score=-5.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.0.0 X-Spam-Checker-Version: SpamAssassin 3.0.0 (2004-09-13) on www.portaone.com Cc: freebsd-current@FreeBSD.ORG Subject: Re: system resources in -current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Maxim.Sobolev@portaone.com List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Aug 2005 14:40:58 -0000 Robert C. Noland III wrote: > On Wed, 2005-08-10 at 12:00 +0100, Gavin Atkinson wrote: > >>On Tue, 2005-08-09 at 19:35 -0400, Robert C. Noland III wrote: >> >>>Since stepping up to 6-current just prior to releng_6 and now on >>>7-current, the %cpu consumed by system as reported by systat -vmstat and >>>top seems incredibly high. I have all of the debugging options turned >>>off in the kernel, as well as: >>> >>>it rarely ever goes below 10%, and frequently is 25 - 50% and is >>>generally significantly higher than user % >>> >>>#top -S >>> >>>last pid: 23808; load averages: 0.55, 0.55, 0.54 up 0+01:46:06 19:34:24 >>>138 processes: 3 running, 111 sleeping, 24 waiting >>>CPU states: 3.1% user, 0.0% nice, 16.0% system, 0.8% interrupt, 80.1% idle >> >>I am also seeing this one one of my systems (a laptop) running 6. For >>me, the effect only starts after it has been running for a while, >>usually between 8 and 24 hours. Do you also see this, or is it >>continuous for you? The only cure I have found is to reboot the >>machine. > > > > No, my issue is persistent. Even single user sys consumes between .8 > and 2.5%. It's possible that you have interrupt storm due to the ACPI issues or due to the some incompatibility with your hardware. Try to run systat -vm and check if any of the devices generates large number of interrupts (more than 1,000). -Maxim