please don't cross post...

Harry Palmer wrote:
...
quoted text
> 3. mounted sd2a on "/home/cy" and touched it with an empty file
>      "/home/cy/cryptfile"
> 
> 4. zeroed out the file (and efectively the drive) with
>      "dd if=/dev/zero of=/home/cy/cryptfile bs=512"

apparently, as root...

...

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>  # ls -l /home/cy
>  total 576661216
>  -rw-r--r--  1 root  wheel  295178420224 Jun 16 03:39 cryptfile

yes...

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> 
> 
> and:
> 
>  # df -h
>  Filesystem     Size    Used   Avail Capacity  Mounted on
...
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>  /dev/sd2a      275G    275G  -13.7G   105%    /home/cy
> 
> I have no understanding of this. I've never seen a df output
> that tells me I'm using 13GB more space than the drive is
> capable of holding.
> 
> I ask here because there's obviously potential for me to lose
> data somewhere down the line. I'll be grateful if anyone can
> explain where I've gone wrong.

http://www.openbsd.org/faq/faq14.html#NegSpace


Nick.