Result for buffersize 1 (average over 1000 operations):
kb/s: 12.0343  number of operations per second: 12323.2
clock secs:8.1148e-05(=81.148 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 23.9571  number of operations per second: 12266
clock secs:8.1526e-05(=81.526 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 45.8911  number of operations per second: 11748.1
clock secs:8.512e-05(=85.12 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 85.1007  number of operations per second: 10892.9
clock secs:9.1803e-05(=91.803 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 170.387  number of operations per second: 10904.8
clock secs:9.1703e-05(=91.703 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 313.02  number of operations per second: 10016.6
clock secs:9.9834e-05(=99.834 usecs)  cpu secs:0.0001(=100 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 533.85  number of operations per second: 8541.61
clock secs:0.000117074(=117.074 usecs)  cpu secs:0.00012(=120 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 812.021  number of operations per second: 6496.16
clock secs:0.000153937(=153.937 usecs)  cpu secs:0.00015(=150 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 503.543  number of operations per second: 2014.17
clock secs:0.000496482(=496.482 usecs)  cpu secs:0.0002(=200 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 535.392  number of operations per second: 1070.78
clock secs:0.000933896(=933.896 usecs)  cpu secs:0.00035(=350 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 854.355  number of operations per second: 854.355
clock secs:0.00117047(=1170.47 usecs)  cpu secs:0.00055(=550 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 869.584  number of operations per second: 434.792
clock secs:0.00229995(=2299.95 usecs)  cpu secs:0.00065(=650 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 769.969  number of operations per second: 192.492
clock secs:0.00519501(=5195.01 usecs)  cpu secs:0.00071(=710 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 881.362  number of operations per second: 110.17
clock secs:0.00907686(=9076.86 usecs)  cpu secs:0.00145(=1450 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 921.995  number of operations per second: 57.6247
clock secs:0.0173537(=17353.7 usecs)  cpu secs:0.00269(=2690 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 875.274  number of operations per second: 27.3523
clock secs:0.03656(=36560 usecs)  cpu secs:0.00545(=5450 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 955.735  number of operations per second: 14.9334
clock secs:0.0669642(=66964.2 usecs)  cpu secs:0.01096(=10960 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 926.037  number of operations per second: 7.23466
clock secs:0.138223(=138223 usecs)  cpu secs:0.02236(=22360 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 871.929  number of operations per second: 3.40597
clock secs:0.293602(=293602 usecs)  cpu secs:0.0441(=44100 usecs)