How does your system compare to ours? What run-times does your system get for matrix-vector multiplication? What kind of variability do you see in the times for a given value of comm sz and n? Do the...

How does your system compare to ours? What run-times does your system

get for matrix-vector multiplication? What kind of variability do you see in

the times for a given value of comm sz and n? Do the results tend to cluster