From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=66.187.233.73; helo=mx1.redhat.com; envelope-from=lersek@redhat.com; receiver=edk2-devel@lists.01.org Received: from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id C55BE2095607F for ; Fri, 16 Mar 2018 10:40:16 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AEE99406E96C; Fri, 16 Mar 2018 17:46:40 +0000 (UTC) Received: from lacos-laptop-7.usersys.redhat.com (ovpn-121-53.rdu2.redhat.com [10.10.121.53]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6B31F10B00B5; Fri, 16 Mar 2018 17:46:39 +0000 (UTC) To: "Richard W.M. Jones" Cc: edk2-devel-01 , "Gabriel L. Somlo" , Ard Biesheuvel , Jordan Justen , Xiang Zheng References: <20180315190258.6580-1-lersek@redhat.com> <20180316095950.GZ2787@redhat.com> <14834447-0d0c-2f2d-5553-ccdfc256d3f4@redhat.com> <20180316144717.GD2787@redhat.com> From: Laszlo Ersek Message-ID: <7fb2fb98-d712-fe51-4d88-a061a80d937e@redhat.com> Date: Fri, 16 Mar 2018 18:46:38 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <20180316144717.GD2787@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Fri, 16 Mar 2018 17:46:40 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Fri, 16 Mar 2018 17:46:40 +0000 (UTC) for IP:'10.11.54.3' DOMAIN:'int-mx03.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'lersek@redhat.com' RCPT:'' Subject: Re: [PATCH 0/5] ArmVirtPkg, OvmfPkg: improve firmware duration of direct kernel boot X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Mar 2018 17:40:17 -0000 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit On 03/16/18 15:47, Richard W.M. Jones wrote: > # dnf install /usr/bin/virt-rescue > $ virt-rescue --scratch=100 OK, I had to read up on virt-rescue for this, and I'm (again) impressed that the virt-* tools are the DeLuxe utilities in this space. :) "You can get virt-rescue to give you scratch disk(s) to play with. This is useful for testing out Linux utilities (see --scratch)". Convenient! >> time guestfish --ro \ >> -a disk1.img \ >> ... \ >> -a disk8.img \ >> launch : quit >> >> (I hope this test case is not totally bogus.) > > An easier way is this as follows. I missed out the --just-add option > in my previous tests, which causes the test to do a lot more testing. > With the option it just adds them, launches the appliance and shuts > down. > > $ time ./test-add-disks --just-add -n 8 > > Results: > > with Fedora AAVMF: 0m11.197s 0m10.075s 0m10.033s > with your firmware: 0m5.395s 0m5.385s 0m5.354s That's great; now I feel confident about picking up your T-b! Thank you for your help! Laszlo