Automatic adjustment of the quantity of prefetch data in a disk cache operation

摘要: When transferring data to a cache memory from an attachment storage device, additional unrequested information can be transferred at the same time if it is likely that this will soon requested. The average quantity of in each operation automatically and continually varied order maximize performance advantage provided by memory. record requested host processor, device increments fixed-length blocks containing sequence records, with number being determined position its respective block, any one adjusting threshold values which second or third are transferred.