dd booboo

Daniel teletautala at gmail.com
Sat Feb 17 18:23:27 MST 2007


FYI when I finished the dd booboo I did "df -h" it showed /dev/sdb1 as
having -XXX used space.  It also said that dd ran out of space.  after
all this I unplugged it.  I was trying to wipe out the drive so I
could give it away.  I will try plugging it back in and see if I can
see it.

-Daniel

On 2/17/07, Charles Curley <charlescurley at charlescurley.com> wrote:
> On Sat, Feb 17, 2007 at 03:32:59PM -0700, Charles Curley wrote:
> > On Sat, Feb 17, 2007 at 02:47:46PM -0700, Daniel wrote:
> > > I did "dd if=/dev/zero of=/dev/sdb1" to an external 4+GB drive, then
> > > unplugged it.  I plugged it back in and now I can't see it. Did I make
> > > that drive a paper weight?
> >
> > Probably not.
> >
> > What do you mean, you can't see it?
> >
> > That command stomps on the partition table, so you won't see any
> > partitions show up on your desktop. But there should be a device file,
> > /dev/sdX (where X is assigned by udev or the kernel), for the whole
> > drive.
>
> Sorry, I should learn how to read. That command stomps on the boot
> record for the first partition on the drive, rendering it
> unmountable. You will need to put a new file system on it.
>
> --
>
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