From owner-freebsd-questions@FreeBSD.ORG Tue Mar 17 10:53:58 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EA5AA10657EC for ; Tue, 17 Mar 2009 10:53:58 +0000 (UTC) (envelope-from fernando.apesteguia@gmail.com) Received: from mail-ew0-f166.google.com (mail-ew0-f166.google.com [209.85.219.166]) by mx1.freebsd.org (Postfix) with ESMTP id 52CA68FC1C for ; Tue, 17 Mar 2009 10:53:57 +0000 (UTC) (envelope-from fernando.apesteguia@gmail.com) Received: by ewy10 with SMTP id 10so3887811ewy.43 for ; Tue, 17 Mar 2009 03:53:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=rnY5YxzTB+1cUV5mqD3vXwPGPzy3L0hNnGdnpQzb3m8=; b=MsFhMoKlMf2m+N2TGq4JJZLHNZYCpt5WI0v1Flx6O/SiXAHOfLc80GjZbZ34Y9O3ic 6cFogqLQQt6i2B1MHHehRpRj7hfgtleg5WBWJTM5sbNvOD/ycLbMdwQQaEse0BP7qV7N T7J2k1ZjVttVU3L1T+jb3/DzTFFl4ilk3Ibx8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=x1oGseG3XOmDyv5kgGSJIHvJzEnIH7VHEjpNn/WjXkHnpFgEMZS7GQ3qENyq59PsID LJP4g+0v8LphhdARqO80ObHHyyAeIE8KIZfB+U1qv8HnWjxlZT3pksAZQGl/2f9yyZmC ByRXJ82B3iqT7N0ZmoB1C7EDFLYTJaeT6BNwA= MIME-Version: 1.0 Received: by 10.210.136.10 with SMTP id j10mr4404906ebd.24.1237287237254; Tue, 17 Mar 2009 03:53:57 -0700 (PDT) In-Reply-To: <49BF7F56.4080107@netfence.it> References: <49BF7F56.4080107@netfence.it> Date: Tue, 17 Mar 2009 11:53:57 +0100 Message-ID: <1bd550a00903170353g1cce09day43d418c420ccd426@mail.gmail.com> From: =?ISO-8859-1?Q?Fernando_Apestegu=EDa?= To: Andrea Venturoli Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-questions@freebsd.org Subject: Re: umass performance X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Mar 2009 10:53:59 -0000 On 3/17/09, Andrea Venturoli wrote: > Hello. > > I'm using dd to clone an 8GB USB memory into an identical one. > > > > # dd if=/dev/da2 of=/dev/da1 > load: 0.01 cmd: dd 12026 [physwr] 0.00u 0.01s 0% 904k > 396+0 records in > 395+0 records out > 202240 bytes transferred in 1.453741 secs (139117 bytes/sec) > 15925248+0 records in > 15925248+0 records out > 8153726976 bytes transferred in 31722.194052 secs (257035 bytes/sec) > > > As you can see the process is VERY slow, taking nearly 9 hours. > Anything to try? > > > Some info: > > # uname -a > FreeBSD xxx.xxx.xx 7.1-RELEASE-p2 FreeBSD 7.1-RELEASE-p2 #0: Fri Jan 23 > 13:02:07 CET 2009 > root@xxxx.xxx.xx:/usr/obj/usr/src/sys/XXXXXXXX amd64 > h24# > > > # usbdevs -v > Controller /dev/usb0: > addr 1: full speed, self powered, config 1, UHCI root hub(0x0000), > Intel(0x0000), rev 1.00 > port 1 powered > port 2 powered > Controller /dev/usb1: > addr 1: full speed, self powered, config 1, UHCI root hub(0x0000), > Intel(0x0000), rev 1.00 > port 1 powered > port 2 powered > Controller /dev/usb2: > addr 1: full speed, self powered, config 1, UHCI root hub(0x0000), > Intel(0x0000), rev 1.00 > port 1 addr 2: full speed, power 90 mA, config 1, USB <-> Serial(0x6001), > FTDI(0x0403), rev 4.00 > port 2 powered > Controller /dev/usb3: > addr 1: full speed, self powered, config 1, UHCI root hub(0x0000), > Intel(0x0000), rev 1.00 > port 1 powered > port 2 powered > Controller /dev/usb4: > addr 1: high speed, self powered, config 1, EHCI root hub(0x0000), > Intel(0x0000), rev 1.00 > port 1 powered > port 2 powered > port 3 powered > port 4 powered > port 5 powered > port 6 powered > port 7 addr 2: high speed, power 100 mA, config 1, DISK 2.0(0x1000), > USB(0x090c), rev 4.03 > port 8 addr 3: high speed, power 100 mA, config 1, DISK 2.0(0x1000), > USB(0x090c), rev 4.03 > Controller /dev/usb5: > addr 1: full speed, self powered, config 1, UHCI root hub(0x0000), > (0x103c)(0x0000), rev 1.00 > port 1 addr 2: full speed, self powered, config 1, Virtual > Keyboard(0x1027), HP(0x03f0), rev 0.02 > port 2 addr 3: full speed, self powered, config 1, Virtual Hub(0x1327), > HP(0x03f0), rev 0.01 > port 1 powered > port 2 powered > port 3 powered > port 4 powered > port 5 powered > port 6 powered > port 7 powered I had a similiar problem with a 4 GB USB device, in both Linux and FreeBSD 7. It turned out to be a non standard device, so the system was "restarting" the device every now and then. I don't know if this is your problem, but taking a look at the system log while copying might be worthy. > > > Any hint appreciated. > > bye & Thanks > av. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org" >