From owner-freebsd-hackers@FreeBSD.ORG Mon May 29 04:59:40 2006 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 63E3116A54F for ; Mon, 29 May 2006 04:59:40 +0000 (UTC) (envelope-from soralx@cydem.org) Received: from pd5mo3so.prod.shaw.ca (shawidc-mo1.cg.shawcable.net [24.71.223.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id AB58643D4C for ; Mon, 29 May 2006 04:59:39 +0000 (GMT) (envelope-from soralx@cydem.org) Received: from pd3mr3so.prod.shaw.ca (pd3mr3so-qfe3.prod.shaw.ca [10.0.141.179]) by l-daemon (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0J000074MGJEKOE0@l-daemon> for freebsd-hackers@freebsd.org; Sun, 28 May 2006 22:59:39 -0600 (MDT) Received: from pn2ml7so.prod.shaw.ca ([10.0.121.151]) by pd3mr3so.prod.shaw.ca (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0J0000E4QGJEOTD0@pd3mr3so.prod.shaw.ca> for freebsd-hackers@freebsd.org; Sun, 28 May 2006 22:59:38 -0600 (MDT) Received: from soralx.cydem.org ([24.87.27.3]) by l-daemon (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0J0000FNNGJEL8I2@l-daemon> for freebsd-hackers@freebsd.org; Sun, 28 May 2006 22:59:38 -0600 (MDT) Date: Sun, 28 May 2006 21:59:38 -0700 From: soralx@cydem.org In-reply-to: To: freebsd-hackers@freebsd.org Message-id: <200605282159.38315.soralx@cydem.org> MIME-version: 1.0 Content-type: text/plain; charset=iso-8859-1 Content-transfer-encoding: 7bit Content-disposition: inline References: User-Agent: KMail/1.9.1 Subject: Re: Pagedaemon and shared memory [was: Heavy system load by pagedaemon]. X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 May 2006 04:59:41 -0000 > with 512Mb. The vmware guest (a Windows 2000) is allocated 256Mb. Every > once in a while (around five times a day), the machine freezes. The clock > on the toolbar stops counting the seconds. I have top running on a session > from another machine (it is a second machine I can switch to using KVM) > which also freezes (no screen refresh). Disk activity is heavy (lamp is > on). After over 30 seconds, the machine is back to normal and everything > works fine. The vmware process resident size goes down from ~200Mb to > ~100Mb. I also notices some relations to running acroread 7 with large PDF > files (which might also need shared memory for its operation). I had the > exact same problem on the same box when I was running FreeBSD 4.10 (which > I attributed at first to a bad disk, which was replaced when I upgraded > from 4.10 to 6.1). Isn't this normal? I noticed long time ago that paging always causes freezes, as though there is no context switching during swapping at all. [SorAlx] ridin' VN1500-B2