> -----Original Message-----
> From: centos-bounces@xxxxxxxxxx [mailto:centos-bounces@xxxxxxxxxx] On
> Behalf Of m.roth@xxxxxxxxx
> Sent: Thursday, January 05, 2012 15:33
> To: CentOS mailing list
> Subject: Re: Corrupt mbr and disk directory map
>
> Billy Davis wrote:
> > On 1/5/2012 11:20 AM, m.roth@xxxxxxxxx wrote:
> >> Billy Davis wrote:
> >>> We are running Centos 5.6. All was fine until yesterday. I
> attempted
> >>> to tar a 14KB work file to a USB floppy (/dev/sdb) for transport
> to
> >>> another server. Unfortunately, I keyed in 'tar cvf /dev/sda
> filename'
> >>> instead of 'tar cvf /dev/sdb filename'. /dev/sda is our main
> <tail o' woe elided>
<SNIP>
> >
> > Next, I reinstalled grub. All seems normal now, at least until I
> > shutdown and reboot. I'll wait until the weekend to do that, just
in
> > case I still have to do a disk restore for some reason.
>
> Best of luck, and let us know how things turn out.
>
> If things go south, there *are* tools that will let you scan a raw
> disk,
> and you could look for the superblock or the first dup, then calculate
> where the fs & partition should start, but that would be *real* work.
The OP might want to look at the archives of this list for the somewhat
recent "data recovery" thread before rebooting.
I thought Lamar Owen's 9/23/2011 15:35 post was particularly good,
because it mentioned some of the tools and processes.
And as Mark said... I hope it works.
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