Answer to Question #77422 in Engineering for raad

Question

(a) Gene Amdahl, an architect of the IMB 360 computers, has defined a model to characterize how well an application makes use of a scalable parallel processor. (i) Explain the Amdal's Law.
[3 marks] (ii) Making use of your answer in Question Q2(a)(i), determine the maximum possible speed up ratio that can be achieved by an application running in a system with FOUR (4) processors (8 cores each) if only 80% of the application can be parallelized. Please sketch the tinting diagram of your solution.
(iii) Your engineer shows that the measured actual speed up ratio of the multi-threaded application is 50% below the calculated answer in Q2(a)(ii). Please advise the necessary steps to be carried out by the engineer to validate the result.

Answer 1

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