FreeBSD 5.3 - Raid

[Andy Firman]

On Sun, Feb 27, 2005 at 01:59:35PM +0000, Robert Slade wrote:
> I have a new install of FreeBSD on a single IDE drive. I have backed this up 
> so I am not too concerned about drive failure. I have now added 2, 250 Gbyte 
> drives (ad3 and ad4) to hold data. I would like to mirror them using sofware 
> raid and mount them as /home to hold the users data which is critical.
> 
> I have read the manual and searched the web for a simple way to do the above. 
> The manual seems to cover complex solutions and may be somewhat behind the 
> times. 
> 
> I guess what I am looking for is a howto couched in such a way that even a 
> windows user can understand :-).
> 
> Any suggestions please.

Someone else already recommended GEOM which I also recommend.
I just setup gmirror for the fist time and I am very impressed with it.
I did drive failure simulations for both ad0 and ad2 and was able to 
reconstruct the mirror each time.  This howto is very good:

http://people.freebsd.org/~rse/mirror/

Andy