Date: Wed, 22 Apr 1998 14:00:07 -0700 (PDT) From: George Yobst <george@lincc.lib.or.us> To: drifter@stratos.net Cc: Jos Backus <J.G.E.Backus@urc.tue.nl>, questions@FreeBSD.ORG Subject: Re: How to make and exact image of an hard disk! Message-ID: <Pine.BSF.3.95q.980422135821.11326A-100000@lincc.lincc.lib.or.us> In-Reply-To: <199804221806.OAA26238@stratos.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, 22 Apr 1998 drifter@stratos.net wrote: *Wed. 22, APR 1998: Jos Backus wrote... * *>On Wed, Apr 22, 1998 at 01:44:13AM -0700, boma toma wrote: *>> Is it possible to make and exact image ( each byte by byte and *>> sector by sector ) on another hard disk, e-g secotr 1 of the master *>> disk should be exactly copied on the sector 1 of the slave disk ? *>> Both Hard disks are on same machine! *> *>If the disks are exactly identical geometry/size-wise and have the same amount *>of disk blocks, this can be a simple as *> *> # dd if=/dev/rwd0c of=/dev/rwd1c * * Doesn't: * # cat /dev/rwd0c > /dev/rwd1c * * work as well? Or is that asking for trouble? I use dump/restore - works great for those special /dev files: dump 0f - / | (cd /mroot; restore xf -) I don't know if it does it sector by sector, though. - george --------------------------------------------------------------------- George Yobst, Automation Specialist email: george@lincc.lib.or.us LINCC phone: 503-794-3890 16239 SE McLoughlin Blvd, Suite 208 fax: 503-655-8555 Oak Grove, OR 97267-4654 webmaster: [www.]lincc.lib.or.us "...it is impossible for anyone to begin to learn what he thinks he already knows." - Epictetus To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.3.95q.980422135821.11326A-100000>