Result for buffersize 1 (average over 1000 operations):
kb/s: 8.21372  number of operations per second: 8410.85
clock secs:0.000118894(=118.894 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 27.3957  number of operations per second: 14026.6
clock secs:7.1293e-05(=71.293 usecs)  cpu secs:4e-05(=40 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 226.122  number of operations per second: 57887.1
clock secs:1.7275e-05(=17.275 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 431.701  number of operations per second: 55257.8
clock secs:1.8097e-05(=18.097 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 801.323  number of operations per second: 51284.7
clock secs:1.9499e-05(=19.499 usecs)  cpu secs:0(=0 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 1541  number of operations per second: 49312.1
clock secs:2.0279e-05(=20.279 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 2020.43  number of operations per second: 32326.9
clock secs:3.0934e-05(=30.934 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 3493.96  number of operations per second: 27951.7
clock secs:3.5776e-05(=35.776 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 6525.54  number of operations per second: 26102.2
clock secs:3.8311e-05(=38.311 usecs)  cpu secs:1e-05(=10 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 8595.2  number of operations per second: 17190.4
clock secs:5.8172e-05(=58.172 usecs)  cpu secs:2e-05(=20 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 10149  number of operations per second: 10149
clock secs:9.8532e-05(=98.532 usecs)  cpu secs:7e-05(=70 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 9487.04  number of operations per second: 4743.52
clock secs:0.000210814(=210.814 usecs)  cpu secs:0.00014(=140 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 7992.9  number of operations per second: 1998.23
clock secs:0.000500444(=500.444 usecs)  cpu secs:0.00031(=310 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 8336.87  number of operations per second: 1042.11
clock secs:0.000959593(=959.593 usecs)  cpu secs:0.00075(=750 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 9676.2  number of operations per second: 604.762
clock secs:0.00165354(=1653.54 usecs)  cpu secs:0.00107(=1070 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 10185.4  number of operations per second: 318.294
clock secs:0.00314175(=3141.75 usecs)  cpu secs:0.00211(=2110 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 10079.8  number of operations per second: 157.497
clock secs:0.00634933(=6349.33 usecs)  cpu secs:0.00429(=4290 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 10378.1  number of operations per second: 81.0793
clock secs:0.0123336(=12333.6 usecs)  cpu secs:0.0083(=8300 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 10387.9  number of operations per second: 40.5776
clock secs:0.0246441(=24644.1 usecs)  cpu secs:0.01706(=17060 usecs)