From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1EuI6M-0001IA-3A for qemu-devel@nongnu.org; Wed, 04 Jan 2006 18:31:30 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1EuI6K-0001Hy-IC for qemu-devel@nongnu.org; Wed, 04 Jan 2006 18:31:29 -0500 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EuI6K-0001Hv-EF for qemu-devel@nongnu.org; Wed, 04 Jan 2006 18:31:28 -0500 Received: from [64.233.182.204] (helo=nproxy.gmail.com) by monty-python.gnu.org with esmtp (Exim 4.34) id 1EuI7n-0008F6-UF for qemu-devel@nongnu.org; Wed, 04 Jan 2006 18:33:00 -0500 Received: by nproxy.gmail.com with SMTP id c2so1094419nfe for ; Wed, 04 Jan 2006 15:29:41 -0800 (PST) Message-ID: <41e41e7a0601041503i1ac4fd6dm6564cde12f74d21a@mail.gmail.com> Date: Thu, 5 Jan 2006 01:03:54 +0200 From: Hetz Ben Hamo Subject: Re: [Qemu-devel] qemu-smp guest on monoCPU host: big slowdown In-Reply-To: <1136377601.43bbbf0178301@webmail.alinto.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: <1136377601.43bbbf0178301@webmail.alinto.com> Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Do u use KQEMU? Hetz On 1/4/06, octane indice wrote: > Hello > > I'm trying to use the new -smp option. > host: win2k > guest: linux 2.6.13-SMP > > The first sight is a really big slowdown. > with -smp 2, the guest seems to go approximatively to 1/4 speed of a > monoCPU guest. > > I tried to boot with -smp 8, but it was so slow that I abandoned. > > Am I doing something wrong? > Is it unavoidable? Some options to use to compile qemu, or to > compile the SMP kernel? > > Thanks for all informations > > --------------------------------------------- > Alinto vous souhaite une tr=E8s bonne ann=E9e 2006 http://www.alinto.com > > > _______________________________________________ > Qemu-devel mailing list > Qemu-devel@nongnu.org > http://lists.nongnu.org/mailman/listinfo/qemu-devel >