From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felix Leimbach Subject: Re: strange guest slowness after some time Date: Tue, 17 Mar 2009 19:49:51 +0100 Message-ID: <49BFF0CF.60904@gmx.net> References: <49B29705.6000904@wpkg.org> <49B4E7A6.3090601@redhat.com> <49B4EDC9.9020504@wpkg.org> <49B4EE8F.7050001@redhat.com> <49BD007C.9030809@wpkg.org> <49BF7FB6.9080503@wpkg.org> <49BF8686.5050707@redhat.com> <49BF88BE.7040805@wpkg.org> <49BFC276.1080600@gmx.net> <49BFC53D.3020809@wpkg.org> <49BFD752.9050706@gmx.net> <49BFD84C.5010704@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Tomasz Chmielewski , kvm@vger.kernel.org To: Avi Kivity Return-path: Received: from mail.gmx.net ([213.165.64.20]:59084 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1756943AbZCQSt6 (ORCPT ); Tue, 17 Mar 2009 14:49:58 -0400 In-Reply-To: <49BFD84C.5010704@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: Avi Kivity wrote: > Does idle=poll help things? It can cause tsc breakage similar to > cpufreq. On the host, right? Can't test that as I cannot reboot the server. Is tsc breakage still s.th. to watch out after I've upgraded to the Shanghai quadcores?