Result for buffersize 1 (average over 1000 operations):
kb/s: 11.2912  number of operations per second: 11562.2
clock secs:8.6489e-05(=86.489 usecs)  cpu secs:7e-05(=70 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 12.0379  number of operations per second: 6163.4
clock secs:0.000162248(=162.248 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 24.4414  number of operations per second: 6257
clock secs:0.000159821(=159.821 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 51.7144  number of operations per second: 6619.45
clock secs:0.00015107(=151.07 usecs)  cpu secs:0.0001(=100 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 104.971  number of operations per second: 6718.13
clock secs:0.000148851(=148.851 usecs)  cpu secs:7e-05(=70 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 215.703  number of operations per second: 6902.5
clock secs:0.000144875(=144.875 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 375.947  number of operations per second: 6015.15
clock secs:0.000166247(=166.247 usecs)  cpu secs:0.00013(=130 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 677.628  number of operations per second: 5421.02
clock secs:0.000184467(=184.467 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 955.603  number of operations per second: 3822.41
clock secs:0.000261615(=261.615 usecs)  cpu secs:0.00016(=160 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 1419.96  number of operations per second: 2839.92
clock secs:0.000352123(=352.123 usecs)  cpu secs:0.0002(=200 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 1760.08  number of operations per second: 1760.08
clock secs:0.000568157(=568.157 usecs)  cpu secs:0.00032(=320 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 3301.14  number of operations per second: 1650.57
clock secs:0.000605852(=605.852 usecs)  cpu secs:0.00031(=310 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 4925.3  number of operations per second: 1231.33
clock secs:0.000812133(=812.133 usecs)  cpu secs:0.00038(=380 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 7300.77  number of operations per second: 912.596
clock secs:0.00109578(=1095.78 usecs)  cpu secs:0.00059(=590 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 7156.83  number of operations per second: 447.302
clock secs:0.00223563(=2235.63 usecs)  cpu secs:0.00106(=1060 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 7066.46  number of operations per second: 220.827
clock secs:0.00452844(=4528.44 usecs)  cpu secs:0.00189(=1890 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 6115.87  number of operations per second: 95.5604
clock secs:0.0104646(=10464.6 usecs)  cpu secs:0.00449(=4490 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 6144.28  number of operations per second: 48.0022
clock secs:0.0208324(=20832.4 usecs)  cpu secs:0.00868(=8680 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 6176.81  number of operations per second: 24.1281
clock secs:0.0414454(=41445.4 usecs)  cpu secs:0.017(=17000 usecs)