MultiCpuMux:

One CPU: time main 50 5000 250 1
3.540u 2.170s 0:06.21 91.9% 0+381k 0+0io 0pf+0w
3.490u 2.240s 0:05.99 95.6% 0+380k 0+0io 0pf+0w
3.490u 2.120s 0:06.04 92.8% 0+392k 0+0io 0pf+0w

Two CPU: time main 50 5000 250 2
3.720u 2.960s 0:06.68 100.0% 0+257k 1+343io 0pf+0w
3.710u 2.990s 0:06.70 100.0% 0+259k 0+345io 0pf+0w

