The method aspect comprises determining availability of {TAIL ~ compute resources} including availability timeframes to process the submitted job, determining data requirements for processing the job and determining a co allocation in {HEAD ~ time reservation} 
The method aspect comprises determining availability of { TAIL ~ compute resources } including availability timeframes to process the submitted job , determining data requirements for processing the job and determining a co allocation in { HEAD ~ time reservation }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL 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