[nmglug] Did I totally hose my computer?

[Eric Krieger]

Where you running this command as root?  Was the raid hardware or
software based.  If hardware I fear that the array may have been
mounted using /dev/sda in which case restore from backup.


- Eric

------------------------------
Eric J. Krieger
Ubuntu Member and Altruistic Network Ninja.

Email: grammatoncleric at ubuntu.com
Wiki: https://wiki.ubuntu.com/GrammatonCleric
NM LoCo: https://wiki.ubuntu.com/NewMexicoTeam




On Tue, Dec 29, 2009 at 1:32 PM, J. Marsden DeLapp <jmdelapp at delapp.com> wrote:
> I was making a USB stick to use to install debian on a computer without
> a CD disk drive and made a mistake that may have totally hosed the
> computer I was using to make the USB stick. I figured I would ask if
> anyone knows of a way to recover from this before using my new USB stick
> to re-install debian.
>
> I was following this:
> http://blogs.koolwal.net/2009/02/25/installing-linux-on-usb-part-7-install-debian-linux-from-usb-drive/
>
> (Actually another article that was almost exactly the same). I copied
> the following command to a terminal window:
>
> zcat boot.img.gz > /dev/sda
>
> And unfortunately copied a return at the end of the line which caused
> the command to be run on /dev/sda before I had a chance to edit the
> command to be > /dev/sdd (the usb drive).
>
> So it appears I hosed the MBR and partition table on dev/sda.
>
> The computer was setup with three 640 GB drives in a RAID 5
> configuration. So maybe if I can get it to boot again the stuff on sdb
> and sdc could be used to rebuild the RAID array?
>
> On the other hand, I have a backup of the home directory and maybe doing
> a fresh install would not be too bad.
>
> Mars
>
> --
> =============================================================
> J. Marsden DeLapp, PE
> President
> DeLapp & Associates, Inc. dba DeLapp Engineering.
> Providing lighting and power planning, design and analysis services
> for commercial, industrial and large residential facilities.
> 1190 Harrison Road Ste 3a
> Santa Fe NM 87507
> (505) 983-5557
> http://DeLapp.com
> =============================================================
>
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