If the times are the same, then {TAIL ~ the local file system} is used to read {HEAD ~ the file} 
If the times are the same , then { TAIL ~ the local file system } is used to read { HEAD ~ the file }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD