From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: xenoprofile cannot run in active mode in domU Date: Wed, 8 Sep 2010 11:53:50 -0400 Message-ID: <20100908155349.GA22078@dumpdata.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: K L Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Sun, Sep 05, 2010 at 10:45:00PM -0400, K L wrote: > Dear all, > > I have enable xen-3.4.2 oprofile configuration and compiled the > oprofile-0.9.5.tar.gz with patch oprofile-0.9.5-xen.patch. > > I 'scp' the xen-syms kernel and the vmlinux kernel to domU. I want to > start the mode with: > > opcontrol --start --event=CPU_CLK_UNHALTED:1000000:1:1:1 --xen > xen-syms-3.4.2 --vmlinux=vmlinux > > But it shows the result like: > > testvm02:~# opcontrol --start --event=CPU_CLK_UNHALTED:1000000:1:1:1 > --xen xen-syms-3.4.2 --vmlinux=vmlinux You cannot specify any > performance counter events > because OProfile is in timer mode. > > I have read previous thread 'Xenoprof: getting Oprofile out of timer > mode?'(http://copilotco.com/mail-archives/xen.2006/msg12482.html). It > seems the problem has been fixed. But why I cannot run xenoprofile in > active mode in domU. Does it have something to do with apic?(I have > configured in /etc/xen/testvm02.cfg with lapic) Does it work under dom0? > > My machine is HP proliant. I can provide further information if needed. > > Thanks, > Jeff > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel