A storage apparatus is provided that is capable of reducing {HEAD ~ data maintenance management costs} with {TAIL ~ a performance} that is both highly reliable and fast 
with
A storage apparatus is provided that is capable of reducing { HEAD ~ data maintenance management costs } with { TAIL ~ a performance } that is both highly reliable and fast
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH