[CentOS] Software Raids Questions (I have only ever used hardware?)

aurfalien at gmail.com wrote:
> craig, u can grow via md which is what u do first, then grow the fs.
>
> ex;
>
> mdadm --grow ... to add a drive
>   
He meant --add or -a
> then,
>
> mdadm --add ... to gorw the raid onto it
>   

He meant --grow + changes in size/numofdevices/yadayada
> then,
>
> pvresize ... to grow your filesystem onto it.
>
> atleast this is how i've dun it.
>