From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id A531313877A for ; Tue, 1 Jul 2014 09:21:54 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 0A0FBE0ADE; Tue, 1 Jul 2014 09:21:49 +0000 (UTC) Received: from mail-oa0-f52.google.com (mail-oa0-f52.google.com [209.85.219.52]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 011FAE0AAB for ; Tue, 1 Jul 2014 09:21:47 +0000 (UTC) Received: by mail-oa0-f52.google.com with SMTP id j17so10035386oag.25 for ; Tue, 01 Jul 2014 02:21:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; bh=sMBoIAHxsWwYYquUU9vN33NWpTDOgsGQZ+4FX9PKz7I=; b=Xpi+aA6kz+/KDN58RNyf4EUuKevUxClsOzQ76gsR5uU87LJE+j+skcEZXnfDpNoPgN /M6GZrBakFfvk44KYDRTaVjBPXdebNo14jPg6wJ3iYEC9rjCa2MWmf4j5GulmZSvirw4 AkSm5cNMJWRr0Uixh+Ks00lMMP/29raONRd3HHJIQ4SbkMlQSKJFZ/umkzNnLOEJCQAW ybIidHlcOZpsfdWg1KG1ybkcuSbDqT9BCkBSvxJeR3hlb0lR6CEEUexejuESc/reuVgo Z3s2rCCzfnhAWjII1GlP6tpRPg+fnzBfYPnvm1LAdlZN1pLLF1izAFETY4m6pnmVwgmi Yx1Q== X-Received: by 10.60.179.138 with SMTP id dg10mr47987677oec.13.1404206507143; Tue, 01 Jul 2014 02:21:47 -0700 (PDT) Received: from [192.168.2.5] (adsl-65-0-95-206.jan.bellsouth.net. [65.0.95.206]) by mx.google.com with ESMTPSA id bh9sm42078595obb.7.2014.07.01.02.21.46 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 01 Jul 2014 02:21:46 -0700 (PDT) Message-ID: <53B27DA9.7000301@gmail.com> Date: Tue, 01 Jul 2014 04:21:45 -0500 From: Dale User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:29.0) Gecko/20100101 Firefox/29.0 SeaMonkey/2.26.1 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] smartctrl drive error @60% References: <53AA050F.4070907@gmail.com> <53B27845.1020901@gmail.com> <1404205619.4257.1@numa-i> <3444022.2QCjfBFgDO@andromeda> In-Reply-To: <3444022.2QCjfBFgDO@andromeda> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Archives-Salt: abfdb136-c15d-42c9-9f8b-a9693b047ab2 X-Archives-Hash: 912cde4fd44591933c8bc651f141d38b J. Roeleveld wrote: > On Tuesday, July 01, 2014 11:06:59 AM Helmut Jarausch wrote: >> On 07/01/2014 10:58:45 AM, Dale wrote: >> Probably not. All of my external USB3 disks have a separate power >> supply. > I only know of 2.5" USB-drivers that are powered via the same USB-cable. > Never seen 3.5" ones that are USB-powered. > > I use 2.5" drives for my backups, as they are designed for laptop use, I have > the feeling they are a bit more robust when it comes to accidental bumps. I thought those things looked like they had their own power. Neat. > >>> root@fireball / # hdparm -tT /dev/sdb >>> >>> /dev/sdb: >>> Timing cached reads: 6604 MB in 2.00 seconds = 3303.39 MB/sec >>> Timing buffered disk reads: 542 MB in 3.01 seconds = 180.33 MB/sec >>> >>> root@fireball / # >> Try a real life example like dd. I have seen the above mentioned speed >> on disks with a file system on it which does limit the speed anyway. > +1 > > -- > Joost > > I watched the dd process when I was erasing the old drive. I got about the same results. It started out a little over 200 and went as low as 170 or so close to the end. On average, about what hdparm shows. Close enough it seems. ;-) Dale :-) :-)