but instead of using high-speed SRAM, a disk cache uses conventional main memory. It is usually managed by the operating system kernel The most recently accessed data from the disk (as well as adjacent sectors) is stored in a memory buffer. When a program needs to access data from the ...
Lynch JohnChinnaswamy KumarGagliardo Michael A.Tessari James E.US5043874 * Feb 3, 1989 Aug 27, 1991 Digital Equipment Corporation Memory configuration for use with means for interfacing a system control unit for a multi-processor system with the system main memory...
A multi-CPU system in which, in using a common memory, data information is mutually transferred between plural CPUs is well known in the prior art technology. Two typical examples are disclosed in Japanese Patent Application Laid-Open No. 243763/1985 and Japanese Patent Application Laid-Open No....