From owner-freebsd-stable@FreeBSD.ORG Sat Jan 5 23:07:57 2013 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 2A2B250E for ; Sat, 5 Jan 2013 23:07:57 +0000 (UTC) (envelope-from clbuisson@orange.fr) Received: from smtp.smtpout.orange.fr (smtp05.smtpout.orange.fr [80.12.242.127]) by mx1.freebsd.org (Postfix) with ESMTP id 975D19BC for ; Sat, 5 Jan 2013 23:07:55 +0000 (UTC) Received: from localhost ([90.45.21.122]) by mwinf5d62 with ME id kP7t1k0052e2Sje03P7trm; Sun, 06 Jan 2013 00:07:54 +0100 Message-ID: <50E8B248.30709@orange.fr> Date: Sun, 06 Jan 2013 00:07:52 +0100 From: Claude Buisson User-Agent: Mozilla/5.0 (X11; FreeBSD i386; rv:10.0.11) Gecko/20121222 Thunderbird/10.0.11 MIME-Version: 1.0 To: Wiktor Niesiobedzki , stable@freebsd.org Subject: Re: GELI performance on Atom D525 References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 Jan 2013 23:07:57 -0000 On 01/05/2013 22:58, Wiktor Niesiobedzki wrote: > Hi, > > Can anyone with access to Atom D525 processor can do a performance check for me: > # kldload geom_eli > # kldload geom_zero > # sysctl kern.geom.zero.clear=0 > # geli onetime -s 4096 -l 256 -e aes-cbc gzero > # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 > # geli kill gzero > # geli onetime -s 4096 -l 256 -e aes-xts gzero > # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 > > I'm interested in dd outputs ofcourse. I would like to compare this to > VIA Esther processor 1000MHz, which has padlock AES accelerator. > > My results are: > > AES-CBC: > 4294967296 bytes transferred in 31.805894 secs (135036836 bytes/sec) > > AES-XTS: > 4294967296 bytes transferred in 765.232668 secs (5612629 bytes/sec) > > > Anyone can provide the results for Atom D525? > FreeBSD 9.1-STABLE (svn 243788) CPU: Intel(R) Atom(TM) CPU D525 @ 1.80GHz (1795.75-MHz K8-class CPU) Origin = "GenuineIntel" Id = 0x106ca Family = 0x6 Model = 0x1c Stepping = 10 Features=0xbfebfbff Features2=0x40e31d AMD Features=0x20100800 AMD Features2=0x1 TSC: P-state invariant, performance statistics real memory = 4294967296 (4096 MB) avail memory = 4083802112 (3894 MB) Event timer "LAPIC" quality 400 ACPI APIC Table: <032111 APIC1732> FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs FreeBSD/SMP: 1 package(s) x 2 core(s) x 2 HTT threads cpu0 (BSP): APIC ID: 0 cpu1 (AP/HT): APIC ID: 1 cpu2 (AP): APIC ID: 2 cpu3 (AP/HT): APIC ID: 3 # kldload geom_eli # kldload geom_zero # sysctl kern.geom.zero.clear=0 kern.geom.zero.clear: 1 -> 0 # geli onetime -s 4096 -l 256 -e aes-cbc gzero # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 4096+0 records in 4096+0 records out 4294967296 bytes transferred in 245.828912 secs (17471368 bytes/sec) # geli kill gzero # geli onetime -s 4096 -l 256 -e aes-xts gzero # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 4096+0 records in 4096+0 records out 4294967296 bytes transferred in 291.027184 secs (14757959 bytes/sec) > Cheers, > > Wiktor Niesiobedzki Claude Buisson