From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: strange guest slowness after some time Date: Mon, 09 Mar 2009 14:14:36 +0200 Message-ID: <49B5082C.2000900@redhat.com> References: <49B29705.6000904@wpkg.org> <49B4E7A6.3090601@redhat.com> <49B4EDC9.9020504@wpkg.org> <49B4EE8F.7050001@redhat.com> <49B4F01E.9030402@wpkg.org> <49B4F185.5020605@redhat.com> <49B4F563.1080903@wpkg.org> <49B4FF66.8040609@wpkg.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: "kvm@vger.kernel.org" To: Tomasz Chmielewski Return-path: Received: from mx2.redhat.com ([66.187.237.31]:34268 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751018AbZCIMOj (ORCPT ); Mon, 9 Mar 2009 08:14:39 -0400 In-Reply-To: <49B4FF66.8040609@wpkg.org> Sender: kvm-owner@vger.kernel.org List-ID: Tomasz Chmielewski wrote: >> >> It was kvm-clock. >> I tried changing it to acpi_pm, jiffies, tsc, but it made no difference. > > Actually, I don't think that I checked tsc, because when I changed to > jiffies, the time has stopped: > > # echo jiffies > > /sys/devices/system/clocksource/clocksource0/current_clocksource > # date > Mon Mar 9 12:29:00 CET 2009 > # date > Mon Mar 9 12:29:00 CET 2009 > # date > Mon Mar 9 12:29:00 CET 2009 can you post some /proc/interrupt dumps from the guest? I guess the timer interrupt isn't working. Does -no-kvm-irqchip help? -- error compiling committee.c: too many arguments to function