Write a note on Priority Inversion(PI)

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written 5.3 years ago by

(i) Priority Inversion is a condition in which low priority task executes while a high priority task waits(blocked) due to resource contentions.

(ii) PI happens because in poorly designed RTFS.

Consider following example:

(iii) Let A, B, C $\to$ 3 process/task.

A- high priority, B- med priority, C- lower priority …

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