VIRTUAL STORAGE METHOD

PROBLEM TO BE SOLVED: To realize partial virtual storage on an operating system to be operated in a direct mode. SOLUTION: A task memory switching means 111 of a task dispatcher 101 switches task memories in the case of switching tasks, a task terminating means 112 releases a block of secondary stor...

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1. Verfasser: KADOHIRO TAKASHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To realize partial virtual storage on an operating system to be operated in a direct mode. SOLUTION: A task memory switching means 111 of a task dispatcher 101 switches task memories in the case of switching tasks, a task terminating means 112 releases a block of secondary storage corresponding to the task memory of the task to be terminated, a task memory securing means 113 of memory pool management 102 allocates the block of the secondary storage to the task memory by using a secondary storage block securing means 115 of a use state management 103 of secondary storage block when the memory is secured from a memory pool applicable to the task memory and a task memory releasing means 114 releases the block of the secondary storage allocated to the task memory by using a secondary storage block releasing means 116 when the memory pool applicable to the task memory is opened.