Result for buffersize 1 (average over 1000 operations):
kb/s: 170.222  number of operations per second: 174307
clock secs:5.737e-06(=5.737 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 343.437  number of operations per second: 175840
clock secs:5.687e-06(=5.687 usecs)  cpu secs:0(=0 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 17.6838  number of operations per second: 4527.06
clock secs:0.000220894(=220.894 usecs)  cpu secs:0.00014(=140 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 766.457  number of operations per second: 98106.5
clock secs:1.0193e-05(=10.193 usecs)  cpu secs:0(=0 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 916.637  number of operations per second: 58664.8
clock secs:1.7046e-05(=17.046 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 2168.63  number of operations per second: 69396.2
clock secs:1.441e-05(=14.41 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 3885.12  number of operations per second: 62162
clock secs:1.6087e-05(=16.087 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 6318.56  number of operations per second: 50548.4
clock secs:1.9783e-05(=19.783 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 3760.19  number of operations per second: 15040.8
clock secs:6.6486e-05(=66.486 usecs)  cpu secs:4e-05(=40 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 11047.3  number of operations per second: 22094.6
clock secs:4.526e-05(=45.26 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 12545  number of operations per second: 12545
clock secs:7.9713e-05(=79.713 usecs)  cpu secs:3e-05(=30 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 13335.9  number of operations per second: 6667.96
clock secs:0.000149971(=149.971 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 13491.6  number of operations per second: 3372.9
clock secs:0.000296481(=296.481 usecs)  cpu secs:3e-05(=30 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 14035.4  number of operations per second: 1754.43
clock secs:0.000569987(=569.987 usecs)  cpu secs:0.00016(=160 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 14310.2  number of operations per second: 894.386
clock secs:0.00111809(=1118.09 usecs)  cpu secs:0.00037(=370 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 14436.1  number of operations per second: 451.129
clock secs:0.00221666(=2216.66 usecs)  cpu secs:0.00067(=670 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 14483.1  number of operations per second: 226.299
clock secs:0.00441893(=4418.93 usecs)  cpu secs:0.00125(=1250 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 14527.1  number of operations per second: 113.493
clock secs:0.00881113(=8811.13 usecs)  cpu secs:0.0025(=2500 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 14736.1  number of operations per second: 57.5628
clock secs:0.0173723(=17372.3 usecs)  cpu secs:0.00401(=4010 usecs)