Date: Mon, 6 Aug 2012 00:21:32 -0700 From: Matthew Navarre <navarre.matthew@gmail.com> To: Michael Sierchio <kudzu@tenebras.com> Cc: freebsd-questions@freebsd.org Subject: Re: Mounting raw disk backup file. Message-ID: <CAMZ_P7izGHjBN745CysQ9XsJf%2BoshyOEv%2BPhu0We62%2BU70Ls5Q@mail.gmail.com> In-Reply-To: <CAHu1Y71nrsSsp7DKmL9TUhWjvU0OFZJbjzTQ=DS_OU4i3xCCgw@mail.gmail.com> References: <CAMZ_P7iuN0WXzvU3BZUovat8hvXYyjB68jz-GWnerkEgJOqrCg@mail.gmail.com> <CAHu1Y71nrsSsp7DKmL9TUhWjvU0OFZJbjzTQ=DS_OU4i3xCCgw@mail.gmail.com>
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On Sun, Aug 5, 2012 at 11:28 PM, Michael Sierchio <kudzu@tenebras.com>wrote: > > > On Sun, Aug 5, 2012 at 11:12 PM, Matthew Navarre < > navarre.matthew@gmail.com> wrote: > > >> >> >> Here's what file says about the file: >> mnavarre@pcbsd-1810] /# file /mnt/ada1_backup >> /mnt/ada1_backup: x86 boot sector; partition 1: ID=0xa5, active, starthead >> 1, startsector 63, 167766732 sectors; partition 2: ID=0xa5, starthead 254, >> startsector 167766795, 144809910 sectors, code offset 0x3c, BSD disklabel >> >> > Why did you put it in /mnt? That's customarily used for mounting > fileystems. Move it ;-) > Heh, the BSD drive with the backup file in on /mnt, the mdconfig node is md1. > > mdconfig -a -t vnode -f /new-path/ada1_backup > > note the device that's created (probably md0) > > you can then operate on /dev/md0 as if it were a disk. In particular, you > might want to fix the partition map, the label info, etc. You can then > fsck the filesystem (presumably something like /dev/md0s1a or /dev/md0a > etc). > > You'll probably need to tell fsck that it's ufs (i.e. fsck -t ufs > /dev/md0a ) > > you can then mount the fs (mount -t ufs /dev/md0a /mnt ) > Thanks, didn't realize that I could use that device node to operate on it like a block device. Of course, the fact that mdconfig makes the system think a file is a block device should have been a clue ;) Now I just need to get the partitions and disklabel figured out. > > - M > OK, MCN
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