Patent ID: 6202134
Filing Date: 2001-03-13
Classification: G06F

Abstract:
A paging processing system in a virtual storage device of a computer system composed of a plurality of computers connected directly or over a network, comprising:page data reception checking means for notifying other computer which conducts page-out processing of the number of free physical pages of a physical memory in its own computer;page data reception/transmission means for conducting processing of receiving page data from other computer and processing of returning received data;page data transmission checking means for checking a state of vacancy of a physical memory of other computer based on the number of free physical pages notified by said page data reception checking means to select a computer as a page data transmission destination;page data transmission/reception means for conducting transmission processing of transmitting page data of a virtual page to be paged out to said other computer selected and reception processing when transmitted page data is returned; andpage management means for controlling each of said means to manage a correspondence relationship between a virtual page and a physical page.