From owner-freebsd-questions@FreeBSD.ORG Tue Mar 17 10:51:01 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 6F9E91065754 for ; Tue, 17 Mar 2009 10:51:01 +0000 (UTC) (envelope-from wojtek@wojtek.tensor.gdynia.pl) Received: from wojtek.tensor.gdynia.pl (wojtek.tensor.gdynia.pl [IPv6:2001:4070:101:2::1]) by mx1.freebsd.org (Postfix) with ESMTP id 0B24F8FC08 for ; Tue, 17 Mar 2009 10:50:59 +0000 (UTC) (envelope-from wojtek@wojtek.tensor.gdynia.pl) Received: from wojtek.tensor.gdynia.pl (localhost [IPv6:::1]) by wojtek.tensor.gdynia.pl (8.14.3/8.14.3) with ESMTP id n2HAooGo057623; Tue, 17 Mar 2009 11:50:50 +0100 (CET) (envelope-from wojtek@wojtek.tensor.gdynia.pl) Received: from localhost (wojtek@localhost) by wojtek.tensor.gdynia.pl (8.14.3/8.14.3/Submit) with ESMTP id n2HAoo35057620; Tue, 17 Mar 2009 11:50:50 +0100 (CET) (envelope-from wojtek@wojtek.tensor.gdynia.pl) Date: Tue, 17 Mar 2009 11:50:50 +0100 (CET) From: Wojciech Puchar To: Andrea Venturoli In-Reply-To: <49BF7F56.4080107@netfence.it> Message-ID: References: <49BF7F56.4080107@netfence.it> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed 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 10:51:03 -0000 bs=64k (or more) On Tue, 17 Mar 2009, 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 > > > 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" > >