Thursday, August 27, 2009

RESOURCE ALLOCATION GRAPH


RESOURCE ALLOCATION GRAPH (RAG'S) are directed labeled graphs used to represent, from the point of view if DEADLOCKS, the current state of a system.


RESOURCE ALLOCATION GRAPHS:


PROCESS







REQUEST TYPE w/ 4 INSTANCE





Pi REQUEST INSTANCE of Rj
Rj



Pi is HOLDING AN INSTANCE OF Rj



Rj
















































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