The CSA primary device receives the volume create command and queries the individual storage arrays in the CSA to analyze the CSA to determine which combination of the individual storage arrays will best satisfy {HEAD ~ the required parameters} for {TAIL ~ the logical data volume} 
for
The CSA primary device receives the volume create command and queries the individual storage arrays in the CSA to analyze the CSA to determine which combination of the individual storage arrays will best satisfy { HEAD ~ the required parameters } for { TAIL ~ the logical data volume }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL