From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: XP guests sluggish after around 1 week of uptime Date: Mon, 12 Jan 2009 15:36:23 +0200 Message-ID: <496B4757.1090207@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: kvm@vger.kernel.org To: Jay Mann Return-path: Received: from mx2.redhat.com ([66.187.237.31]:33344 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751527AbZALNg2 (ORCPT ); Mon, 12 Jan 2009 08:36:28 -0500 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: Jay Mann wrote: > If this is the wrong place to ask this question, please let me know. > > I=E2=80=99m running kvm-80 on ubuntu 8.04 x64 kernel 2.6.24-22-server= , md raid 5 with > LVM. When my host is first booted my windows XP guest runs fine, but= after > around a week or so of uptime, they start to run very sluggish. It t= akes around > a minute just to open the start menu. =20 > > I'm starting to wonder if it is a problem with kvm (qemu) disk perfor= mance. The > Read/Write speeds seems to be half as fast as my VMWare XP guest. Bu= t not sure > why this would happen after running fine for around a week. > > I have the XP guest set to use 2GB of ram and disabled the paging fil= e but that > still doesn=E2=80=99t help. > =20 How much memory do you have on the host? Is the host swapping? Can yo= u=20 post 'vmstat 1' output while Windows is opening the start menu? --=20 error compiling committee.c: too many arguments to function