Result for buffersize 1 (average over 1000 operations):
kb/s: 3.52784  number of operations per second: 3612.51
clock secs:0.000276816(=276.816 usecs)  cpu secs:7e-05(=70 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 11.0825  number of operations per second: 5674.24
clock secs:0.000176235(=176.235 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 45.2285  number of operations per second: 11578.5
clock secs:8.6367e-05(=86.367 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 104.535  number of operations per second: 13380.4
clock secs:7.4736e-05(=74.736 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 172.745  number of operations per second: 11055.7
clock secs:9.0451e-05(=90.451 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 262.572  number of operations per second: 8402.3
clock secs:0.000119015(=119.015 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 404.649  number of operations per second: 6474.38
clock secs:0.000154455(=154.455 usecs)  cpu secs:7e-05(=70 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 540.253  number of operations per second: 4322.03
clock secs:0.000231373(=231.373 usecs)  cpu secs:0.00011(=110 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 659.803  number of operations per second: 2639.21
clock secs:0.000378901(=378.901 usecs)  cpu secs:0.00017(=170 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 615.468  number of operations per second: 1230.94
clock secs:0.00081239(=812.39 usecs)  cpu secs:0.00021(=210 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 699.287  number of operations per second: 699.287
clock secs:0.00143003(=1430.03 usecs)  cpu secs:0.00034(=340 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 718.475  number of operations per second: 359.237
clock secs:0.00278367(=2783.67 usecs)  cpu secs:0.00072(=720 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 768.11  number of operations per second: 192.028
clock secs:0.00520759(=5207.58 usecs)  cpu secs:0.00085(=850 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 757.646  number of operations per second: 94.7057
clock secs:0.010559(=10559 usecs)  cpu secs:0.00169(=1690 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 465.179  number of operations per second: 29.0737
clock secs:0.0343954(=34395.4 usecs)  cpu secs:0.00424(=4240 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 697.444  number of operations per second: 21.7951
clock secs:0.0458818(=45881.8 usecs)  cpu secs:0.00778(=7780 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 653.212  number of operations per second: 10.2064
clock secs:0.0979774(=97977.4 usecs)  cpu secs:0.01522(=15220 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 539.732  number of operations per second: 4.21665
clock secs:0.237155(=237155 usecs)  cpu secs:0.03087(=30870 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 516.51  number of operations per second: 2.01762
clock secs:0.495634(=495634 usecs)  cpu secs:0.06552(=65520 usecs)