How to mirror a harddisk for backup purpose -ghost

[Trent Piepho]

On Fri, 22 Jun 2001 alvin at Mail.Linux-Consulting.com wrote:
> tar does NOT need any intermediate file
> 
> tar zcf -  directories_to_copy | ( cd /mnt/new_disk ; tar xvfp - )
> 

Is there any advantage of using tar over cp -a?  I don't see one, and
tar is slower.


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