| 摘要 |
A paging processing system in a virtual storage device of a computer composed of a plurality of computers connected directly or over a network including page data reception checking portion 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 portion for conducting processing of receiving page data from other computer and processing of returning received data, page data transmission checking portion for selecting a computer as a page data transmission destination based on the number of free physical pages notified by the page data reception checking portion, page data transmission/reception portion for conducting transmission processing of transmitting, to the other computer selected, page data of a virtual page to be paged out and reception processing when transmitted page data is returned, and page management portion for controlling each of the portion to manage a correspondence relationship between a virtual page and a physical page.
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