I have replaced my RAID 5 array initially built with 2TB drives with 4TB drives. One by one I removed a 2TB drive, replaced it with a 4TB and rebuilt the array to full health and then repeated with the next drive. I have finally replaced all 2TB with all 4TB but the RST won't allow me to expand the array utilizing the extra 4TB of space. Am I missing something?
The logical volume that exists within the array does not change size as you add additional space to this array. Unless they've added a way for doing so while I wasn't looking, I know of no way to grow the logical volume. As far as I know, your choices are:
Hope this helps,