analyzing the storage arrays for their available performance capability in {TAIL ~ light} of {HEAD ~ the performance requirements} for the logical data volume 
analyzing the storage arrays for their available performance capability in { TAIL ~ light } of { HEAD ~ the performance requirements } for the logical data volume
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH