Result for buffersize 1 (average over 1000 operations):
kb/s: 19.313  number of operations per second: 19776.5
clock secs:5.0565e-05(=50.565 usecs)  cpu secs:5e-05(=50 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 12.7023  number of operations per second: 6503.6
clock secs:0.000153761(=153.761 usecs)  cpu secs:7e-05(=70 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 35.144  number of operations per second: 8996.85
clock secs:0.00011115(=111.15 usecs)  cpu secs:5e-05(=50 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 83.3671  number of operations per second: 10671
clock secs:9.3712e-05(=93.712 usecs)  cpu secs:5e-05(=50 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 149.121  number of operations per second: 9543.71
clock secs:0.000104781(=104.781 usecs)  cpu secs:5e-05(=50 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 267.446  number of operations per second: 8558.27
clock secs:0.000116846(=116.846 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 508.755  number of operations per second: 8140.07
clock secs:0.000122849(=122.849 usecs)  cpu secs:6e-05(=60 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 968.174  number of operations per second: 7745.39
clock secs:0.000129109(=129.109 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 1739.18  number of operations per second: 6956.72
clock secs:0.000143746(=143.746 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 2759.55  number of operations per second: 5519.1
clock secs:0.000181189(=181.189 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 3909.84  number of operations per second: 3909.84
clock secs:0.000255765(=255.765 usecs)  cpu secs:0.00014(=140 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 4979.34  number of operations per second: 2489.67
clock secs:0.00040166(=401.66 usecs)  cpu secs:0.00018(=180 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 5799.59  number of operations per second: 1449.9
clock secs:0.000689704(=689.704 usecs)  cpu secs:0.00032(=320 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 6062.64  number of operations per second: 757.83
clock secs:0.00131956(=1319.56 usecs)  cpu secs:0.00068(=680 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 5985.84  number of operations per second: 374.115
clock secs:0.00267297(=2672.97 usecs)  cpu secs:0.00126(=1260 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 6273.36  number of operations per second: 196.042
clock secs:0.00510094(=5100.94 usecs)  cpu secs:0.00236(=2360 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 5547.37  number of operations per second: 86.6777
clock secs:0.011537(=11537 usecs)  cpu secs:0.0055(=5500 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 5547.98  number of operations per second: 43.3436
clock secs:0.0230715(=23071.5 usecs)  cpu secs:0.00865(=8650 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 5561.59  number of operations per second: 21.725
clock secs:0.04603(=46030 usecs)  cpu secs:0.02211(=22110 usecs)