From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:48534) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RGThM-0004Tj-5j for qemu-devel@nongnu.org; Wed, 19 Oct 2011 06:48:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RGThK-0003PA-KF for qemu-devel@nongnu.org; Wed, 19 Oct 2011 06:48:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59063) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RGThK-0003Oy-4f for qemu-devel@nongnu.org; Wed, 19 Oct 2011 06:48:34 -0400 Message-ID: <4E9EAAFD.4010805@redhat.com> Date: Wed, 19 Oct 2011 12:48:29 +0200 From: Avi Kivity MIME-Version: 1.0 References: <4E9EA542.6000806@gmail.com> In-Reply-To: <4E9EA542.6000806@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [Question]WinDbg runs too slowly or exits unexpectly when debug windows guest driver under QEMU 0.15.50 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Mars.Cao" Cc: qemu-devel@nongnu.org On 10/19/2011 12:24 PM, Mars.Cao wrote: > > There are several problems when debugging: > > 1).The Windows VM boot slow (more than 20 seconds)and does not run > smoothly. > I use the qemu-kvm (version 0.12.1) which pre-installed in the RedHat > RHEL6.1 with same option and same image file, the VM boots and runs > much more better than using QEMU-0.15.0. > RHEL's qemu is actually qemu-kvm, which is significantly faster, especially running Windows. Try running upstream qemu-kvm. -- I have a truly marvellous patch that fixes the bug which this signature is too narrow to contain.