Result for buffersize 1 (average over 1000 operations):
kb/s: 3.89841  number of operations per second: 3991.97
clock secs:0.000250503(=250.503 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 2 (average over 1000 operations):
kb/s: 7.78466  number of operations per second: 3985.75
clock secs:0.000250894(=250.894 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 4 (average over 1000 operations):
kb/s: 20.1258  number of operations per second: 5152.2
clock secs:0.000194092(=194.092 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 8 (average over 1000 operations):
kb/s: 42.1214  number of operations per second: 5391.53
clock secs:0.000185476(=185.476 usecs)  cpu secs:0.0001(=100 usecs)

Result for buffersize 16 (average over 1000 operations):
kb/s: 83.7793  number of operations per second: 5361.87
clock secs:0.000186502(=186.502 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 32 (average over 1000 operations):
kb/s: 161.914  number of operations per second: 5181.24
clock secs:0.000193004(=193.004 usecs)  cpu secs:0.00013(=130 usecs)

Result for buffersize 64 (average over 1000 operations):
kb/s: 309.935  number of operations per second: 4958.96
clock secs:0.000201655(=201.655 usecs)  cpu secs:0.0001(=100 usecs)

Result for buffersize 128 (average over 1000 operations):
kb/s: 614.528  number of operations per second: 4916.23
clock secs:0.000203408(=203.408 usecs)  cpu secs:9e-05(=90 usecs)

Result for buffersize 256 (average over 1000 operations):
kb/s: 1145  number of operations per second: 4579.99
clock secs:0.000218341(=218.341 usecs)  cpu secs:0.0001(=100 usecs)

Result for buffersize 512 (average over 1000 operations):
kb/s: 2140.8  number of operations per second: 4281.59
clock secs:0.000233558(=233.558 usecs)  cpu secs:8e-05(=80 usecs)

Result for buffersize 1024 (average over 1000 operations):
kb/s: 3736.25  number of operations per second: 3736.25
clock secs:0.000267648(=267.648 usecs)  cpu secs:0.00013(=130 usecs)

Result for buffersize 2048 (average over 1000 operations):
kb/s: 5754  number of operations per second: 2877
clock secs:0.000347584(=347.584 usecs)  cpu secs:0.00019(=190 usecs)

Result for buffersize 4096 (average over 1000 operations):
kb/s: 8274.89  number of operations per second: 2068.72
clock secs:0.00048339(=483.39 usecs)  cpu secs:0.00026(=260 usecs)

Result for buffersize 8192 (average over 1000 operations):
kb/s: 9287.47  number of operations per second: 1160.93
clock secs:0.000861376(=861.376 usecs)  cpu secs:0.00045(=450 usecs)

Result for buffersize 16384 (average over 1000 operations):
kb/s: 8081.64  number of operations per second: 505.102
clock secs:0.0019798(=1979.8 usecs)  cpu secs:0.00087(=870 usecs)

Result for buffersize 32768 (average over 1000 operations):
kb/s: 8417.12  number of operations per second: 263.035
clock secs:0.00380178(=3801.78 usecs)  cpu secs:0.00203(=2030 usecs)

Result for buffersize 65536 (average over 1000 operations):
kb/s: 8210.25  number of operations per second: 128.285
clock secs:0.00779514(=7795.13 usecs)  cpu secs:0.00413(=4130 usecs)

Result for buffersize 131072 (average over 1000 operations):
kb/s: 8146.53  number of operations per second: 63.6448
clock secs:0.0157122(=15712.2 usecs)  cpu secs:0.00874(=8740 usecs)

Result for buffersize 262144 (average over 1000 operations):
kb/s: 8017.88  number of operations per second: 31.3199
clock secs:0.0319286(=31928.6 usecs)  cpu secs:0.01645(=16450 usecs)