The storage devices are distributed across {HEAD ~ the processors} to store {TAIL ~ titles}, where each title is divided into data chunks that are distributed across the storage devices 
to store
The storage devices are distributed across { HEAD ~ the processors } to store { TAIL ~ titles } , where each title is divided into data chunks that are distributed across the storage devices
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH