Result for buffersize 1 (average over 1000 operations):
kb/s: 15.7861  number of operations per second: 16165
clock secs:6.1862e-05(=61.862 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 149.128  number of operations per second: 76353.4
clock secs:1.3097e-05(=13.097 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 290.406  number of operations per second: 74343.9
clock secs:1.3451e-05(=13.451 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 385.365  number of operations per second: 49326.7
clock secs:2.0273e-05(=20.273 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 49.7292  number of operations per second: 3182.67
clock secs:0.000314202(=314.202 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 109.49  number of operations per second: 3503.69
clock secs:0.000285413(=285.413 usecs)  cpu secs:5e-05(=50 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 207.886  number of operations per second: 3326.18
clock secs:0.000300645(=300.645 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 198.422  number of operations per second: 1587.37
clock secs:0.000629971(=629.971 usecs)  cpu secs:0.00031(=310 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 585.594  number of operations per second: 2342.38
clock secs:0.000426917(=426.917 usecs)  cpu secs:0.00032(=320 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 1053.95  number of operations per second: 2107.89
clock secs:0.000474408(=474.408 usecs)  cpu secs:0.00036(=360 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 1824.56  number of operations per second: 1824.56
clock secs:0.000548077(=548.077 usecs)  cpu secs:0.00041(=410 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 2221.36  number of operations per second: 1110.68
clock secs:0.00090035(=900.35 usecs)  cpu secs:0.00078(=780 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 2520.36  number of operations per second: 630.089
clock secs:0.00158708(=1587.08 usecs)  cpu secs:0.00118(=1180 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 3136.41  number of operations per second: 392.052
clock secs:0.00255069(=2550.68 usecs)  cpu secs:0.00201(=2010 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 3456.39  number of operations per second: 216.024
clock secs:0.0046291(=4629.1 usecs)  cpu secs:0.0037(=3700 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 3575.9  number of operations per second: 111.747
clock secs:0.0089488(=8948.8 usecs)  cpu secs:0.00569(=5690 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 3408.58  number of operations per second: 53.2591
clock secs:0.0187761(=18776.1 usecs)  cpu secs:0.00476(=4760 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 3422.64  number of operations per second: 26.7394
clock secs:0.0373981(=37398.1 usecs)  cpu secs:0.00863(=8630 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 3385.68  number of operations per second: 13.2253
clock secs:0.0756126(=75612.6 usecs)  cpu secs:0.01715(=17150 usecs)