METHOD AND DEVICE FOR FILTERING INTERPROCESSOR REQUESTS IN MULTIPROCESSOR COMPUTER SYSTEMS Russian patent published in 2002 - IPC

FIELD: computer engineering. SUBSTANCE: upon arrival of interprocessor request from one of processors for random-access memory and/or cache memory access first of all system cache memories are checked for copies of data requested, fragments read out are compared with fragment selected from request address tag and in case of coincidence between fragment selected from request address tag and one or more fragments read out of filtering data memory, conclusion is made that copies of requested data may be available in system cache memory and cache memory accesses filtered in this way are processed to finally check for availability of requested data copies. EFFECT: enhanced degree of interprocessor request filtering. 4 cl, 5 dwg