Wednesday, August 1, 2007

mencoder Analysis (AMD64/ccNUMA)

This is a plot showing L2 cache utilization by mencoder over part of its lifetime with different methods for calculating cache utilization at different rates in time (average versus sliding window versus real).



Here are the timing results of mencoder on cpu0, cpu2 and cpu6.

CPU 0:
real 51.6
user 50.4
sys 1.0

CPU 2:
real 49.9
user 48.6
sys 1.1

CPU 6:
real 51.5
user 50.1
sys 1.3

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