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Operating-Systems-10CS53-unit-4-->View question

Give an example of a general resource graph that cannot be completely reduced, but which represents a system state that is free from deadlock?.

Give an example of a general resource graph that cannot be completely reduced, but which represents a system state that is free from deadlock.

A general resource graph for a system with two processes, P1 & P2, and two reusable resources, R1 & R2 is shown below.




Asked On2017-11-27 14:24:09 by:rajeshdotsinghgmailcom

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The image which you have in the question itself is the answer to your question here I am adding some more facts about this.

·       If graph contains no cycles Þ no deadlock

·       If graph contains a cycle Þ

o   if only one instance per resource type, then deadlock

o   if several instances per resource type, possibility of deadlock

More about this answer can be found in this document(Original source).


Answerd on:2017-11-27 Answerd By:scribed

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