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  1. n = 1024
  2. determining the best chunk size for float
  3. chunk size 8: 1.23128e-06
  4. chunk size 16: 9.21298e-07
  5. chunk size 32: 8.06293e-07
  6. chunk size 64: 7.48749e-07
  7. chunk size 128: 6.9027e-07
  8. chunk size 256: 6.81549e-07
  9. chunk size 512: 6.61729e-07
  10. chunk size 1024: 6.61806e-07
  11. best chunk: 512
  12. best time: 6.61729e-07
  13. determining the best chunk size for double
  14. chunk size 8: 2.38289e-06
  15. chunk size 16: 1.66403e-06
  16. chunk size 32: 1.32702e-06
  17. chunk size 64: 1.27947e-06
  18. chunk size 128: 1.18682e-06
  19. chunk size 256: 1.16753e-06
  20. chunk size 512: 1.13246e-06
  21. chunk size 1024: 1.12506e-06
  22. best chunk: 1024
  23. best time: 1.12506e-06
  24.  
  25. n = 1048576
  26. determining the best chunk size for float
  27. chunk size 8: 0.00256851
  28. chunk size 16: 0.00225521
  29. chunk size 32: 0.00206624
  30. chunk size 64: 0.00206274
  31. chunk size 128: 0.00193839
  32. chunk size 256: 0.00197232
  33. chunk size 512: 0.00193842
  34. chunk size 1024: 0.00194941
  35. chunk size 2048: 0.00195675
  36. chunk size 4096: 0.00196421
  37. chunk size 8192: 0.00192385
  38. chunk size 16384: 0.00243552
  39. chunk size 32768: 0.0024459
  40. chunk size 65536: 0.00249463
  41. chunk size 131072: 0.00299794
  42. chunk size 262144: 0.00300932
  43. chunk size 524288: 0.00301259
  44. chunk size 1048576: 0.00301586
  45. best chunk: 8192
  46. best time: 0.00192385
  47. determining the best chunk size for double
  48. chunk size 8: 0.00519576
  49. chunk size 16: 0.0044695
  50. chunk size 32: 0.00418627
  51. chunk size 64: 0.00410076
  52. chunk size 128: 0.00396355
  53. chunk size 256: 0.00398821
  54. chunk size 512: 0.00406374
  55. chunk size 1024: 0.00410301
  56. chunk size 2048: 0.00400596
  57. chunk size 4096: 0.00408948
  58. chunk size 8192: 0.00509039
  59. chunk size 16384: 0.0050302
  60. chunk size 32768: 0.00534501
  61. chunk size 65536: 0.00613606
  62. chunk size 131072: 0.00630062
  63. chunk size 262144: 0.006166
  64. chunk size 524288: 0.00627169
  65. chunk size 1048576: 0.00628485
  66. best chunk: 128
  67. best time: 0.00396355
  68.  
  69. n = 134217728
  70. determining the best chunk size for float
  71. chunk size 8: 0.653882
  72. chunk size 16: 0.598983
  73. chunk size 32: 0.587227
  74. chunk size 64: 0.586906
  75. chunk size 128: 0.587788
  76. chunk size 256: 0.581379
  77. chunk size 512: 0.58359
  78. chunk size 1024: 0.583254
  79. chunk size 2048: 0.586042
  80. chunk size 4096: 0.586533
  81. chunk size 8192: 0.586076
  82. chunk size 16384: 0.648774
  83. chunk size 32768: 0.652299
  84. chunk size 65536: 0.657444
  85. chunk size 131072: 0.724565
  86. chunk size 262144: 0.72157
  87. chunk size 524288: 0.719413
  88. chunk size 1048576: 0.718019
  89. chunk size 2097152: 0.730737
  90. chunk size 4194304: 1.03989
  91. chunk size 8388608: 1.16508
  92. chunk size 16777216: 1.15898
  93. chunk size 33554432: 1.15162
  94. chunk size 67108864: 1.16542
  95. chunk size 134217728: 1.17416
  96. best chunk: 256
  97. best time: 0.581379
  98. determining the best chunk size for double
  99. chunk size 8: 1.38146
  100. chunk size 16: 1.29447
  101. chunk size 32: 1.26669
  102. chunk size 64: 1.26457
  103. chunk size 128: 1.26953
  104. chunk size 256: 1.26684
  105. chunk size 512: 1.26064
  106. chunk size 1024: 1.25071
  107. chunk size 2048: 1.23959
  108. chunk size 4096: 1.24513
  109. chunk size 8192: 1.38439
  110. chunk size 16384: 1.38191
  111. chunk size 32768: 1.39631
  112. chunk size 65536: 1.53851
  113. chunk size 131072: 1.51467
  114. chunk size 262144: 1.53442
  115. chunk size 524288: 1.52793
  116. chunk size 1048576: 1.53261
  117. chunk size 2097152: 2.07853
  118. chunk size 4194304: 2.39432
  119. chunk size 8388608: 2.38083
  120. chunk size 16777216: 2.39763
  121. chunk size 33554432: 2.41398
  122. chunk size 67108864: 2.40673
  123. chunk size 134217728: 2.40569
  124. best chunk: 2048
  125. best time: 1.23959
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