From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id n6PAMYPC193820 for ; Sat, 25 Jul 2009 05:22:34 -0500 Received: from enyo.dsw2k3.info (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 4528B3856D6 for ; Sat, 25 Jul 2009 03:23:18 -0700 (PDT) Received: from enyo.dsw2k3.info (enyo.dsw2k3.info [195.71.86.239]) by cuda.sgi.com with ESMTP id HKOOuThqEEJGMoFI for ; Sat, 25 Jul 2009 03:23:18 -0700 (PDT) Date: Sat, 25 Jul 2009 12:22:58 +0200 From: Matthias Schniedermeyer Subject: Re: Using xfsdump On Linux With IRIX Version 1 FS? Message-ID: <20090725102258.GA1121@citd.de> References: <20090725072617.GA30450@citd.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: Christian Kujau Cc: Sean Elble , xfs@oss.sgi.com On 25.07.2009 02:46, Christian Kujau wrote: > On Sat, 25 Jul 2009 at 09:26, Matthias Schniedermeyer wrote: > > > # losetup -r /dev/loop0 /path/to/IRIXbackup > > > # hexedit /dev/loop0 ...or whatever tool you'll be using. > > > > Which has what advantage over directly changing the image? > > Sean mentioned the "thrashing of the old disk" and I figured I'd be > worried not only by that but that the old disk might die anytime soon. So > I wanted to present an alternative to do the search - I don't know too > much about his setup, so it's up to him to follow this advice or not. I meant: What is the advantage of using the a loop-device (of the image) instead of directly using the image? > > Even with just 10MB/s it's less than 4 Minutes for 2GB. > > In comparison it takes over 3 hours to copy a modern 1TB HDD @ 80MB/s. > > ?? (what kind of comparison is that?) That you can read/write whole "ancient" discs without having to wait for hours? Bis denn -- Real Programmers consider "what you see is what you get" to be just as bad a concept in Text Editors as it is in women. No, the Real Programmer wants a "you asked for it, you got it" text editor -- complicated, cryptic, powerful, unforgiving, dangerous. _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs