The CSA primary device configures {HEAD ~ these storage} arrays to form {TAIL ~ the logical data volume} and sends striping information, which defines the logical data volume, to the host device 
to form
The CSA primary device configures { HEAD ~ these storage } arrays to form { TAIL ~ the logical data volume } and sends striping information , which defines the logical data volume , to the host device
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH