Macpower & Tytech Hydra S2, User Manual

Hydra S2                                                                                                         User Guide 

For the SAFE mode, 

d. 

l 

hard drives of 

identical capacities

are recommende

If different, the tota

amount of the 

space that can be 

used will depend on

the drive with the 

smallest capacity. 

If the total capacity 

exceeds 2TB and 

your Operating 

lly 

g) 

f 

ortant than data capacity. The available 

capacity to the user will be 50% of the total capacity for each 

set but when one hard drive fails, it can be replaced and the 

data rebuilt automatically. 

System does not 

support single 

volumes over 2TB, 

set the 2TB switch 

to position B and it 

will automatica

split the volumes 

(A+B / C+D). 

SAFE (RAID 1 mirrorin

The drives show up as two volumes, each representing one set.

This mode requires 1 or 2 sets of 2 identical drives to 

implement. RAID 1 creates an exact copy (or mirror) of a set o

data on the second drive. This is useful when reliability and 

backup are more imp

SAFE II (RAID 10 mistriping) 

The drives show up as one single volume. This mode requires 

4 identical drives to implement. RAID 1 creates an exact copy 

(or mirror) of a set of data. This is useful when reliability and 

backup are more important than data capacity. The available 

capacity to the user will only be as large as 50% of the total 

capacity of all drives combined but when one hard drive fails

can be replaced and the data rebuilt automatically

, it 

. 

Page 11  /  Chapter 3 - System Set Up