Referring now to FIG 5A, {HEAD ~ a method} for using {TAIL ~ idle resources} in the cluster is set forth 
Referring now to FIG 5A , { HEAD ~ a method } for using { TAIL ~ idle resources } in the cluster is set forth
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH