software raid

[Mihamina Rakotomandimby]

Marcelo Magno wrote:
> Is there a way to add another disk and arrange it in a software raid 
> mirror with the first disk, without having to reinstall all the system?


As far as I know, adding a non RAID disk to a RAID array must come with 
a partition table overwrite.
If your first disk is not RAID, it will have to be overwritten.
Anyway, wait for some more answers.