Specifically, the allocation circuit allocates a first time of the packet processing time to the first processing circuit for accessing the storage circuit and a second time of the packet processing time to {HEAD ~ the second processing circuit} for accessing {TAIL ~ the storage circuit} 
for accessing
Specifically , the allocation circuit allocates a first time of the packet processing time to the first processing circuit for accessing the storage circuit and a second time of the packet processing time to { HEAD ~ the second processing circuit } for accessing { TAIL ~ the storage circuit }
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 HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL