Result for buffersize 1 (average over 1000 operations):
kb/s: 111.15  number of operations per second: 113817
clock secs:8.786e-06(=8.786 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 227.637  number of operations per second: 116550
clock secs:8.58e-06(=8.58 usecs)  cpu secs:0(=0 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 452.794  number of operations per second: 115915
clock secs:8.627e-06(=8.627 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 131.325  number of operations per second: 16809.5
clock secs:5.949e-05(=59.49 usecs)  cpu secs:4e-05(=40 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 880.331  number of operations per second: 56341.2
clock secs:1.7749e-05(=17.749 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 1548.79  number of operations per second: 49561.4
clock secs:2.0177e-05(=20.177 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 2718.69  number of operations per second: 43499.1
clock secs:2.2989e-05(=22.989 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 4452.2  number of operations per second: 35617.6
clock secs:2.8076e-05(=28.076 usecs)  cpu secs:0(=0 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 3731.51  number of operations per second: 14926
clock secs:6.6997e-05(=66.997 usecs)  cpu secs:3e-05(=30 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 6474.42  number of operations per second: 12948.8
clock secs:7.7227e-05(=77.227 usecs)  cpu secs:4e-05(=40 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 6936.16  number of operations per second: 6936.16
clock secs:0.000144172(=144.172 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 8501.52  number of operations per second: 4250.76
clock secs:0.000235252(=235.252 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 7207.22  number of operations per second: 1801.81
clock secs:0.000554999(=554.999 usecs)  cpu secs:0.00026(=260 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 7185.23  number of operations per second: 898.154
clock secs:0.0011134(=1113.39 usecs)  cpu secs:0.00037(=370 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 9270.19  number of operations per second: 579.387
clock secs:0.00172596(=1725.96 usecs)  cpu secs:0.00065(=650 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 9697.21  number of operations per second: 303.038
clock secs:0.00329992(=3299.92 usecs)  cpu secs:0.0012(=1200 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 9640.77  number of operations per second: 150.637
clock secs:0.00663848(=6638.48 usecs)  cpu secs:0.00226(=2260 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 9761.08  number of operations per second: 76.2585
clock secs:0.0131133(=13113.3 usecs)  cpu secs:0.00431(=4310 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 9642.13  number of operations per second: 37.6646
clock secs:0.0265501(=26550.1 usecs)  cpu secs:0.00866(=8660 usecs)