10 1. In multiprocessor/ multicore systems, what is the difference between assig

Question

10

1.    In multiprocessor/ multicore systems, what is the difference between assigning processes to processors in a master/slave arrangement vs. a peer arrangement?

2.    Explain why simple First Come Fist Serve with a static priority scheme may suffice for a single-user system, but might not be a good idea when you use a cluster (supercomputer).

3.    In multiprocessor/ multicore systems, explain why gang scheduling is beneficial for medium grained and fine grained synchronization.

4.    In multiprocessor/ multicore systems, applications initially speed up but then slow down as you create more and more threads. Explain why that happens.

Explanation / Answer

answer

1) master/slave arrangement : in master slave arrangement one process act as a master to other process (slave process) and control their processing. slave procees is depended upon the master process

peer arrangement : with peer processes neither process controls the other, and the same protocol is used for data flowing in either direction.

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