[plug] Tar

[Peter Wilsmore]

On Thu, Jul 13, 2000 at 09:07:08AM +0800, Earnshaw, Mike wrote:
> List,
> 
> Still having a little trouble with my backups. Thanks to list assistance
> I have succeeded in doing the backup (tar -cvzf /dev/st0 <files> | tee
> bk.log and the bk.log appears to contain all the files requested).
> Whilst I was on a winning streak tried to restore a file with:
> 
> tar xvf /dev/st0 <file>
> 
> and received a message that this was not a tar file, skippig to next
> header.

It isnt a tar archive is a gziped file.

> I assume what's happened is it has just dumped the files to tape rather
> than tar'd them or it has not worked. Tried getting a list of files on
> the device with:
> 
> tar tvf /dev/st0

You gziped the archive ( the z in the flags ).
the extract command you will need is 
tar -xzvf /dev/st0 <file> 
and the test command
tar -tzvf /dev/st0

> 
> and received the same message.
> 
> Bit lost for an explanation. I would really like to try a backup/restore
> before disaster strikes. Any assistance appreciated.

hohum,
  the Djinn