1 threads:
+ demo2_driver -n 1000 100000
real 20.16
user 19.77
sys 0.35
+ demo2_driver 1000 100000
real 85.83
user 84.37
sys 1.13
+ demo2_driver -n 1000 500000
real 97.43
user 90.54
sys 6.17
+ demo2_driver 1000 500000
real 405.20
user 392.67
sys 10.74
+ demo2_driver -n 5000 100000
real 818.79
user 809.98
sys 7.29
+ demo2_driver 5000 100000
real 3041.99
user 3020.27
sys 14.42
8 threads:
+ demo2_driver -n 1000 100000
real 7.33
user 41.66
sys 0.83
+ demo2_driver 1000 100000
real 33.44
user 252.43
sys 2.44
+ demo2_driver -n 1000 500000
real 26.91
user 116.08
sys 8.10
+ demo2_driver 1000 500000
real 120.45
user 817.92
sys 15.19
+ demo2_driver -n 5000 100000
real 356.03
user 2670.36
sys 46.28
+ demo2_driver 5000 100000
real 1192.71
user 9060.42
sys 120.06
