Asus PCI-DA2100 User Manual page 332

ASUS GUI RAID Manager: Array Management
This results in a new 4-Gigabyte, RAID 5 logical drive
composed of three physical drives. The 4 Gigabytes of
increased capacity is in a new partition.
4-40
RAID Expansion - Mode 2
2
2 GB 2 GB
RAID 5 (4GB)
Copy and Replace the other member drives one by one
until all the member drives have been replaced
Copy and Replace each member drive. After all the
member drives have been replaced, execute the
"RAID Expansion" to use the additional capacity.
RAID Expansion - Mode 2
3
4 GB 4 GB
4 GB
RAID 5 (4GB)
After the RAID Expansion, the additional capacity
will appear as another partition. Adding the extra
capacity into the existing partition requires OS
support.
4 GB
4 GB
New
Drive
n
partitions
n+1
Partition
RAID
Expansion
RAID 5 (8GB)
4.16 Dynamic Logical Drive Expansion
(2/3)
In use
Unused
(3/3)
RAID 5 (8GB)
or
In use
Unused