Date: Sat, 3 Nov 2007 09:03:46 -0700 From: "Jon Drukman" <jdrukman@gmail.com> To: "John Nielsen" <lists@jnielsen.net> Cc: freebsd-questions@freebsd.org Subject: Re: Mounting/examining dd image? Message-ID: <fe46e67d0711030903s3a071294ga0df7a24132c59c8@mail.gmail.com> In-Reply-To: <200711030122.17441.lists@jnielsen.net> References: <fe46e67d0711021655o59d5a734nbb1cacc692d1aab1@mail.gmail.com> <200711030122.17441.lists@jnielsen.net>
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Hm, anything that works in Freebsd 4.9? I've never been able to install 5.0 or higher on this machine, it always freezes when booting. On Nov 2, 2007 10:22 PM, John Nielsen <lists@jnielsen.net> wrote: > > On Friday 02 November 2007, Jon Drukman wrote: > > I was trying to transplant my system from a small, old drive to a big, > > new one. I made a dd dump of the entire small drive, but then I > > accidentally destroyed the drive (be careful with bare drives and > > metal PC cases...) > > > > Anyway, I have the dd file but I don't have a spare drive onto which > > to copy it. Is there a way to read its contents/mount it/explore > > it/hopefully extract files from it on a running system? > > Yes there is: > > mdconfig -a -t vnode -f "/path/to/dd/image/file" > > That will cause the file to be treated as an md device. See also man > mdconfig. The output of that command is the newly created /dev/md? device > node. Depending on whether you dumped the whole disk, a slice, or a > partition there may be additional devices. If you dd'ed the whole disk your > former root partition might show up as /dev/md0s1a, for example. > > Once you've identified the device node(s) that contain(s) the filesystem(s) > you're interested in, just mount it/them like you would any other device, > e.g. > mount /dev/md0s1a /mnt > > JN >
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