[CentOS] Mirror After?

Tue Sep 29 15:58:17 UTC 2009
ML <mailinglists at MailNewsRSS.com>

Hi All,

If I put a 1TB HD in my server (because they are on sale this week),  
can I later Mirror to a second 1TB drive without destroying the data  
on the first?

On Windows and OS X, I know I can't do this...

Thoughts?

-ML