From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=44555 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OgMzK-0006Qn-3Z for qemu-devel@nongnu.org; Tue, 03 Aug 2010 15:17:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OgMzE-0005Uq-4i for qemu-devel@nongnu.org; Tue, 03 Aug 2010 15:17:22 -0400 Received: from mx1.redhat.com ([209.132.183.28]:19715) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OgMzD-0005Ud-UG for qemu-devel@nongnu.org; Tue, 03 Aug 2010 15:17:16 -0400 Date: Tue, 3 Aug 2010 22:17:13 +0300 From: Gleb Natapov Subject: Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35? Message-ID: <20100803191713.GA19348@redhat.com> References: <4C584781.9040609@redhat.com> <4C5847CD.9080107@codemonkey.ws> <4C5848C7.3090806@redhat.com> <4C584982.5000108@codemonkey.ws> <4C584B66.5070404@redhat.com> <4C5854F1.3000905@codemonkey.ws> <4C5858B2.9090801@redhat.com> <4C585F5B.5070502@codemonkey.ws> <4C58635B.7020407@redhat.com> <20100803191346.GA28523@amd.home.annexia.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100803191346.GA28523@amd.home.annexia.org> List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Richard W.M. Jones" Cc: kvm@vger.kernel.org, Avi Kivity , qemu-devel@nongnu.org On Tue, Aug 03, 2010 at 08:13:46PM +0100, Richard W.M. Jones wrote: > On Tue, Aug 03, 2010 at 09:43:39PM +0300, Avi Kivity wrote: > > libguestfs does not depend on an x86 architectural feature. > > qemu-system-x86_64 emulates a PC, and PCs don't have -kernel. We > > should discourage people from depending on this interface for > > production use. > > I really don't get this whole thing where we must slavishly > emulate an exact PC ... > May be because you don't have to dial with consequences of not doing so? -- Gleb.