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gchilders
Aug 15th, 2021
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  1. [1] 1 thread per core:
  2. Mlucas 20.0
  3.  
  4. http://www.mersenneforum.org/mayer/README.html
  5.  
  6.  
  7. Mlucas 20.0
  8.  
  9. http://www.mersenneforum.org/mayer/README.html
  10.  
  11. INFO: testing qfloat routines...
  12. INFO: testing qfloat routines...
  13. System total RAM = 261620, free RAM = 215391
  14. INFO: 215391 MB of free system RAM detected; will use up to 90% = 193851 MB of that, unless user specifies a lower fraction via -maxalloc.
  15. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  16. System total RAM = 261620, free RAM = 215391
  17. INFO: 215391 MB of free system RAM detected; will use up to 90% = 193851 MB of that, unless user specifies a lower fraction via -maxalloc.
  18. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  19.  
  20. Mlucas 20.0
  21.  
  22. http://www.mersenneforum.org/mayer/README.html
  23.  
  24. INFO: testing qfloat routines...
  25. System total RAM = 261620, free RAM = 215391
  26. INFO: 215391 MB of free system RAM detected; will use up to 90% = 193851 MB of that, unless user specifies a lower fraction via -maxalloc.
  27. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  28.  
  29. Mlucas 20.0
  30.  
  31. http://www.mersenneforum.org/mayer/README.html
  32.  
  33. INFO: testing qfloat routines...
  34. System total RAM = 261620, free RAM = 215391
  35. INFO: 215391 MB of free system RAM detected; will use up to 90% = 193851 MB of that, unless user specifies a lower fraction via -maxalloc.
  36. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  37. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  38. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  39. INFO: Using inline-macro form of MUL_LOHI64.
  40. INFO: Using inline-macro form of MUL_LOHI64.
  41. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  42. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  43. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  44. INFO: Using inline-macro form of MUL_LOHI64.
  45. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  46. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  47. INFO: Using inline-macro form of MUL_LOHI64.
  48. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  49. INFO: MLUCAS_PATH is set to ""
  50. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  51. Setting DAT_BITS = 10, PAD_BITS = 2
  52. INFO: MLUCAS_PATH is set to ""
  53. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  54. Setting DAT_BITS = 10, PAD_BITS = 2
  55. INFO: MLUCAS_PATH is set to ""
  56. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  57. Setting DAT_BITS = 10, PAD_BITS = 2
  58. INFO: MLUCAS_PATH is set to ""
  59. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  60. Setting DAT_BITS = 10, PAD_BITS = 2
  61. INFO: testing IMUL routines...
  62. INFO: testing IMUL routines...
  63. INFO: testing IMUL routines...
  64. INFO: testing IMUL routines...
  65. INFO: System has 256 available processor cores.
  66. INFO: testing FFT radix tables...
  67. Set affinity for the following 8 cores: 8.9.10.11.12.13.14.15.
  68.  
  69. Mlucas selftest running.....
  70.  
  71. /****************************************************************************/
  72.  
  73. INFO: System has 256 available processor cores.
  74. INFO: testing FFT radix tables...
  75. Set affinity for the following 8 cores: 16.17.18.19.20.21.22.23.
  76.  
  77. Mlucas selftest running.....
  78.  
  79. /****************************************************************************/
  80.  
  81. INFO: System has 256 available processor cores.
  82. INFO: testing FFT radix tables...
  83. Set affinity for the following 8 cores: 0.1.2.3.4.5.6.7.
  84.  
  85. Mlucas selftest running.....
  86.  
  87. /****************************************************************************/
  88.  
  89. INFO: System has 256 available processor cores.
  90. INFO: testing FFT radix tables...
  91. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  92. Set affinity for the following 8 cores: 24.25.26.27.28.29.30.31.
  93.  
  94. Mlucas selftest running.....
  95.  
  96. /****************************************************************************/
  97.  
  98. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  99. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  100. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  101. NTHREADS = 8
  102. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  103. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  104. Initial DWT-multipliers chain length = [medium] in carry step.
  105. NTHREADS = 8
  106. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  107. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  108. Initial DWT-multipliers chain length = [medium] in carry step.
  109. NTHREADS = 8
  110. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  111. NTHREADS = 8
  112. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  113. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  114. Initial DWT-multipliers chain length = [medium] in carry step.
  115. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  116. Initial DWT-multipliers chain length = [medium] in carry step.
  117. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  118. this gives an average 18.151216348012287 bits per digit
  119. Using complex FFT radices 192 16 32 32
  120. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  121. this gives an average 18.151216348012287 bits per digit
  122. Using complex FFT radices 192 16 32 32
  123. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  124. this gives an average 18.151216348012287 bits per digit
  125. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  126. this gives an average 18.151216348012287 bits per digit
  127. Using complex FFT radices 192 16 32 32
  128. Using complex FFT radices 192 16 32 32
  129. mers_mod_square: Init threadpool of 8 threads
  130. mers_mod_square: Init threadpool of 8 threads
  131. mers_mod_square: Init threadpool of 8 threads
  132. mers_mod_square: Init threadpool of 8 threads
  133. Using 8 threads in carry step
  134. Using 8 threads in carry step
  135. Using 8 threads in carry step
  136. Using 8 threads in carry step
  137. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  138. Res64: B64714689FA05366. AvgMaxErr = 0.200450915. MaxErr = 0.312500000. Program: E20.0
  139. Res mod 2^35 - 1 = 28265310306
  140. Res mod 2^36 - 1 = 41895437602
  141. Clocks = 00:04:35.992
  142.  
  143. Done ...
  144.  
  145. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  146. Res64: B64714689FA05366. AvgMaxErr = 0.200450915. MaxErr = 0.312500000. Program: E20.0
  147. Res mod 2^35 - 1 = 28265310306
  148. Res mod 2^36 - 1 = 41895437602
  149. Clocks = 00:04:36.709
  150.  
  151. Done ...
  152.  
  153. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  154. Res64: B64714689FA05366. AvgMaxErr = 0.200450915. MaxErr = 0.312500000. Program: E20.0
  155. Res mod 2^35 - 1 = 28265310306
  156. Res mod 2^36 - 1 = 41895437602
  157. Clocks = 00:04:36.949
  158.  
  159. Done ...
  160.  
  161. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  162. Res64: B64714689FA05366. AvgMaxErr = 0.200450915. MaxErr = 0.312500000. Program: E20.0
  163. Res mod 2^35 - 1 = 28265310306
  164. Res mod 2^36 - 1 = 41895437602
  165. Clocks = 00:04:43.471
  166.  
  167. Done ...
  168.  
  169. [2] 2 threads per core:
  170. Mlucas 20.0
  171.  
  172. http://www.mersenneforum.org/mayer/README.html
  173.  
  174.  
  175. Mlucas 20.0
  176.  
  177. http://www.mersenneforum.org/mayer/README.html
  178.  
  179. INFO: testing qfloat routines...
  180. INFO: testing qfloat routines...
  181. System total RAM = 261620, free RAM = 215429
  182. INFO: 215429 MB of free system RAM detected; will use up to 90% = 193886 MB of that, unless user specifies a lower fraction via -maxalloc.
  183. System total RAM = 261620, free RAM = 215429
  184. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  185.  
  186. Mlucas 20.0
  187. INFO: 215429 MB of free system RAM detected; will use up to 90% = 193886 MB of that, unless user specifies a lower fraction via -maxalloc.
  188.  
  189. http://www.mersenneforum.org/mayer/README.html
  190.  
  191. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  192. INFO: testing qfloat routines...
  193. System total RAM = 261620, free RAM = 215429
  194. INFO: 215429 MB of free system RAM detected; will use up to 90% = 193886 MB of that, unless user specifies a lower fraction via -maxalloc.
  195. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  196.  
  197. Mlucas 20.0
  198.  
  199. http://www.mersenneforum.org/mayer/README.html
  200.  
  201. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  202. INFO: Using inline-macro form of MUL_LOHI64.
  203. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  204. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  205. INFO: Using inline-macro form of MUL_LOHI64.
  206. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  207. INFO: testing qfloat routines...
  208. System total RAM = 261620, free RAM = 215429
  209. INFO: 215429 MB of free system RAM detected; will use up to 90% = 193886 MB of that, unless user specifies a lower fraction via -maxalloc.
  210. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  211. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  212. INFO: Using inline-macro form of MUL_LOHI64.
  213. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  214. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  215. INFO: Using inline-macro form of MUL_LOHI64.
  216. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  217. INFO: MLUCAS_PATH is set to ""
  218. INFO: MLUCAS_PATH is set to ""
  219. INFO: MLUCAS_PATH is set to ""
  220. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  221. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  222. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  223. Setting DAT_BITS = 10, PAD_BITS = 2
  224. Setting DAT_BITS = 10, PAD_BITS = 2
  225. Setting DAT_BITS = 10, PAD_BITS = 2
  226. INFO: MLUCAS_PATH is set to ""
  227. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  228. Setting DAT_BITS = 10, PAD_BITS = 2
  229. INFO: testing IMUL routines...
  230. INFO: testing IMUL routines...
  231. INFO: testing IMUL routines...
  232. INFO: testing IMUL routines...
  233. INFO: System has 256 available processor cores.
  234. INFO: testing FFT radix tables...
  235. INFO: System has 256 available processor cores.
  236. INFO: testing FFT radix tables...
  237. INFO: System has 256 available processor cores.
  238. INFO: testing FFT radix tables...
  239. Set affinity for the following 16 cores: 16.17.18.19.20.21.22.23.48.49.50.51.52.53.54.55.
  240.  
  241. Mlucas selftest running.....
  242.  
  243. /****************************************************************************/
  244.  
  245. Set affinity for the following 16 cores: 0.1.2.3.4.5.6.7.32.33.34.35.36.37.38.39.
  246.  
  247. Mlucas selftest running.....
  248.  
  249. Set affinity for the following 16 cores: 8.9.10.11.12.13.14.15.40.41.42.43.44.45.46.47.
  250. /****************************************************************************/
  251.  
  252.  
  253. Mlucas selftest running.....
  254.  
  255. /****************************************************************************/
  256.  
  257. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  258. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  259. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  260. NTHREADS = 16
  261. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  262. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  263. Initial DWT-multipliers chain length = [medium] in carry step.
  264. NTHREADS = 16
  265. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  266. NTHREADS = 16
  267. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  268. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  269. Initial DWT-multipliers chain length = [medium] in carry step.
  270. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  271. Initial DWT-multipliers chain length = [medium] in carry step.
  272. INFO: System has 256 available processor cores.
  273. INFO: testing FFT radix tables...
  274. Set affinity for the following 16 cores: 24.25.26.27.28.29.30.31.56.57.58.59.60.61.62.63.
  275.  
  276. Mlucas selftest running.....
  277.  
  278. /****************************************************************************/
  279.  
  280. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  281. NTHREADS = 16
  282. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  283. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  284. Initial DWT-multipliers chain length = [medium] in carry step.
  285. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  286. this gives an average 18.151216348012287 bits per digit
  287. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  288. this gives an average 18.151216348012287 bits per digit
  289. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  290. Using complex FFT radices 192 16 32 32
  291. Using complex FFT radices 192 16 32 32
  292. this gives an average 18.151216348012287 bits per digit
  293. Using complex FFT radices 192 16 32 32
  294. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  295. this gives an average 18.151216348012287 bits per digit
  296. Using complex FFT radices 192 16 32 32
  297. mers_mod_square: Init threadpool of 16 threads
  298. mers_mod_square: Init threadpool of 16 threads
  299. mers_mod_square: Init threadpool of 16 threads
  300. mers_mod_square: Init threadpool of 16 threads
  301. Using 16 threads in carry step
  302. Using 16 threads in carry step
  303. Using 16 threads in carry step
  304. Using 16 threads in carry step
  305. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  306. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  307. Res mod 2^35 - 1 = 28265310306
  308. Res mod 2^36 - 1 = 41895437602
  309. Clocks = 00:04:04.176
  310.  
  311. Done ...
  312.  
  313. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  314. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  315. Res mod 2^35 - 1 = 28265310306
  316. Res mod 2^36 - 1 = 41895437602
  317. Clocks = 00:04:04.246
  318.  
  319. Done ...
  320.  
  321. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  322. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  323. Res mod 2^35 - 1 = 28265310306
  324. Res mod 2^36 - 1 = 41895437602
  325. Clocks = 00:04:04.381
  326.  
  327. Done ...
  328.  
  329. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  330. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  331. Res mod 2^35 - 1 = 28265310306
  332. Res mod 2^36 - 1 = 41895437602
  333. Clocks = 00:04:07.481
  334.  
  335. Done ...
  336.  
  337. [3] 3 threads per core:
  338. Mlucas 20.0
  339.  
  340. http://www.mersenneforum.org/mayer/README.html
  341.  
  342.  
  343. Mlucas 20.0
  344. INFO: testing qfloat routines...
  345.  
  346. http://www.mersenneforum.org/mayer/README.html
  347.  
  348. INFO: testing qfloat routines...
  349. System total RAM = 261620, free RAM = 215434
  350. INFO: 215434 MB of free system RAM detected; will use up to 90% = 193890 MB of that, unless user specifies a lower fraction via -maxalloc.
  351. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  352. System total RAM = 261620, free RAM = 215434
  353.  
  354. Mlucas 20.0
  355. INFO: 215434 MB of free system RAM detected; will use up to 90% = 193890 MB of that, unless user specifies a lower fraction via -maxalloc.
  356.  
  357. http://www.mersenneforum.org/mayer/README.html
  358.  
  359. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  360. INFO: testing qfloat routines...
  361. System total RAM = 261620, free RAM = 215434
  362. INFO: 215434 MB of free system RAM detected; will use up to 90% = 193890 MB of that, unless user specifies a lower fraction via -maxalloc.
  363. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  364.  
  365. Mlucas 20.0
  366.  
  367. http://www.mersenneforum.org/mayer/README.html
  368.  
  369. INFO: testing qfloat routines...
  370. System total RAM = 261620, free RAM = 215434
  371. INFO: 215434 MB of free system RAM detected; will use up to 90% = 193890 MB of that, unless user specifies a lower fraction via -maxalloc.
  372. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  373. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  374. INFO: Using inline-macro form of MUL_LOHI64.
  375. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  376. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  377. INFO: Using inline-macro form of MUL_LOHI64.
  378. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  379. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  380. INFO: Using inline-macro form of MUL_LOHI64.
  381. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  382. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  383. INFO: Using inline-macro form of MUL_LOHI64.
  384. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  385. INFO: MLUCAS_PATH is set to ""
  386. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  387. Setting DAT_BITS = 10, PAD_BITS = 2
  388. INFO: MLUCAS_PATH is set to ""
  389. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  390. Setting DAT_BITS = 10, PAD_BITS = 2
  391. INFO: MLUCAS_PATH is set to ""
  392. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  393. Setting DAT_BITS = 10, PAD_BITS = 2
  394. INFO: MLUCAS_PATH is set to ""
  395. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  396. Setting DAT_BITS = 10, PAD_BITS = 2
  397. INFO: testing IMUL routines...
  398. INFO: testing IMUL routines...
  399. INFO: testing IMUL routines...
  400. INFO: testing IMUL routines...
  401. INFO: System has 256 available processor cores.
  402. INFO: testing FFT radix tables...
  403. INFO: System has 256 available processor cores.
  404. Set affinity for the following 24 cores: 0.1.2.3.4.5.6.7.32.33.34.35.36.37.38.39.64.65.66.67.68.69.70.71.
  405. INFO: testing FFT radix tables...
  406.  
  407. Mlucas selftest running.....
  408.  
  409. /****************************************************************************/
  410.  
  411. Set affinity for the following 24 cores: 8.9.10.11.12.13.14.15.40.41.42.43.44.45.46.47.72.73.74.75.76.77.78.79.
  412.  
  413. Mlucas selftest running.....
  414.  
  415. /****************************************************************************/
  416.  
  417. INFO: System has 256 available processor cores.
  418. INFO: testing FFT radix tables...
  419. Set affinity for the following 24 cores: 16.17.18.19.20.21.22.23.48.49.50.51.52.53.54.55.80.81.82.83.84.85.86.87.
  420.  
  421. Mlucas selftest running.....
  422.  
  423. /****************************************************************************/
  424.  
  425. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  426. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  427. INFO: System has 256 available processor cores.
  428. INFO: testing FFT radix tables...
  429. Set affinity for the following 24 cores: 24.25.26.27.28.29.30.31.56.57.58.59.60.61.62.63.88.89.90.91.92.93.94.95.
  430.  
  431. Mlucas selftest running.....
  432.  
  433. /****************************************************************************/
  434.  
  435. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  436. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  437. NTHREADS = 24
  438. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  439. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  440. Initial DWT-multipliers chain length = [medium] in carry step.
  441. NTHREADS = 24
  442. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  443. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  444. Initial DWT-multipliers chain length = [medium] in carry step.
  445. NTHREADS = 24
  446. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  447. NTHREADS = 24
  448. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  449. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  450. Initial DWT-multipliers chain length = [medium] in carry step.
  451. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  452. Initial DWT-multipliers chain length = [medium] in carry step.
  453. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  454. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  455. this gives an average 18.151216348012287 bits per digit
  456. this gives an average 18.151216348012287 bits per digit
  457. Using complex FFT radices 192 16 32 32
  458. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  459. Using complex FFT radices 192 16 32 32
  460. this gives an average 18.151216348012287 bits per digit
  461. Using complex FFT radices 192 16 32 32
  462. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  463. this gives an average 18.151216348012287 bits per digit
  464. Using complex FFT radices 192 16 32 32
  465. mers_mod_square: Init threadpool of 24 threads
  466. mers_mod_square: Init threadpool of 24 threads
  467. mers_mod_square: Init threadpool of 24 threads
  468. mers_mod_square: Init threadpool of 24 threads
  469. Using 16 threads in carry step
  470. Using 16 threads in carry step
  471. Using 16 threads in carry step
  472. Using 16 threads in carry step
  473. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  474. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  475. Res mod 2^35 - 1 = 28265310306
  476. Res mod 2^36 - 1 = 41895437602
  477. Clocks = 00:04:13.105
  478.  
  479. Done ...
  480.  
  481. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  482. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  483. Res mod 2^35 - 1 = 28265310306
  484. Res mod 2^36 - 1 = 41895437602
  485. Clocks = 00:04:13.317
  486.  
  487. Done ...
  488.  
  489. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  490. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  491. Res mod 2^35 - 1 = 28265310306
  492. Res mod 2^36 - 1 = 41895437602
  493. Clocks = 00:04:13.723
  494.  
  495. Done ...
  496.  
  497. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  498. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  499. Res mod 2^35 - 1 = 28265310306
  500. Res mod 2^36 - 1 = 41895437602
  501. Clocks = 00:04:13.813
  502.  
  503. Done ...
  504.  
  505. [4] 4 threads per core:
  506. Mlucas 20.0
  507.  
  508. http://www.mersenneforum.org/mayer/README.html
  509.  
  510.  
  511. Mlucas 20.0
  512.  
  513. http://www.mersenneforum.org/mayer/README.html
  514.  
  515. INFO: testing qfloat routines...
  516. INFO: testing qfloat routines...
  517. System total RAM = 261620, free RAM = 215367
  518. INFO: 215367 MB of free system RAM detected; will use up to 90% = 193830 MB of that, unless user specifies a lower fraction via -maxalloc.
  519. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  520. System total RAM = 261620, free RAM = 215367
  521. INFO: 215367 MB of free system RAM detected; will use up to 90% = 193830 MB of that, unless user specifies a lower fraction via -maxalloc.
  522. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  523.  
  524. Mlucas 20.0
  525.  
  526. http://www.mersenneforum.org/mayer/README.html
  527.  
  528. INFO: testing qfloat routines...
  529. System total RAM = 261620, free RAM = 215367
  530. INFO: 215367 MB of free system RAM detected; will use up to 90% = 193830 MB of that, unless user specifies a lower fraction via -maxalloc.
  531. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  532.  
  533. Mlucas 20.0
  534.  
  535. http://www.mersenneforum.org/mayer/README.html
  536.  
  537. INFO: testing qfloat routines...
  538. System total RAM = 261620, free RAM = 215367
  539. INFO: 215367 MB of free system RAM detected; will use up to 90% = 193830 MB of that, unless user specifies a lower fraction via -maxalloc.
  540. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  541. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  542. INFO: Using inline-macro form of MUL_LOHI64.
  543. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  544. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  545. INFO: Using inline-macro form of MUL_LOHI64.
  546. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  547. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  548. INFO: Using inline-macro form of MUL_LOHI64.
  549. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  550. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  551. INFO: Using inline-macro form of MUL_LOHI64.
  552. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  553. INFO: MLUCAS_PATH is set to ""
  554. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  555. Setting DAT_BITS = 10, PAD_BITS = 2
  556. INFO: MLUCAS_PATH is set to ""
  557. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  558. Setting DAT_BITS = 10, PAD_BITS = 2
  559. INFO: MLUCAS_PATH is set to ""
  560. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  561. Setting DAT_BITS = 10, PAD_BITS = 2
  562. INFO: MLUCAS_PATH is set to ""
  563. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  564. Setting DAT_BITS = 10, PAD_BITS = 2
  565. INFO: testing IMUL routines...
  566. INFO: testing IMUL routines...
  567. INFO: testing IMUL routines...
  568. INFO: testing IMUL routines...
  569. INFO: System has 256 available processor cores.
  570. INFO: testing FFT radix tables...
  571. Set affinity for the following 32 cores: 0.1.2.3.4.5.6.7.32.33.34.35.36.37.38.39.64.65.66.67.68.69.70.71.96.97.98.99.100.101.102.103.
  572.  
  573. Mlucas selftest running.....
  574.  
  575. /****************************************************************************/
  576.  
  577. INFO: System has 256 available processor cores.
  578. INFO: testing FFT radix tables...
  579. Set affinity for the following 32 cores: 8.9.10.11.12.13.14.15.40.41.42.43.44.45.46.47.72.73.74.75.76.77.78.79.104.105.106.107.108.109.110.111.
  580.  
  581. Mlucas selftest running.....
  582.  
  583. /****************************************************************************/
  584.  
  585. INFO: System has 256 available processor cores.
  586. INFO: testing FFT radix tables...
  587. Set affinity for the following 32 cores: 16.17.18.19.20.21.22.23.48.49.50.51.52.53.54.55.80.81.82.83.84.85.86.87.112.113.114.115.116.117.118.119.
  588.  
  589. Mlucas selftest running.....
  590.  
  591. /****************************************************************************/
  592.  
  593. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  594. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  595. INFO: System has 256 available processor cores.
  596. INFO: testing FFT radix tables...
  597. Set affinity for the following 32 cores: 24.25.26.27.28.29.30.31.56.57.58.59.60.61.62.63.88.89.90.91.92.93.94.95.120.121.122.123.124.125.126.127.
  598.  
  599. Mlucas selftest running.....
  600.  
  601. /****************************************************************************/
  602.  
  603. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  604. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  605. NTHREADS = 32
  606. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  607. NTHREADS = 32
  608. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  609. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  610. Initial DWT-multipliers chain length = [medium] in carry step.
  611. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  612. Initial DWT-multipliers chain length = [medium] in carry step.
  613. NTHREADS = 32
  614. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  615. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  616. NTHREADS = 32
  617. Initial DWT-multipliers chain length = [medium] in carry step.
  618. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  619. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  620. Initial DWT-multipliers chain length = [medium] in carry step.
  621. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  622. this gives an average 18.151216348012287 bits per digit
  623. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  624. Using complex FFT radices 192 16 32 32
  625. this gives an average 18.151216348012287 bits per digit
  626. Using complex FFT radices 192 16 32 32
  627. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  628. this gives an average 18.151216348012287 bits per digit
  629. Using complex FFT radices 192 16 32 32
  630. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  631. this gives an average 18.151216348012287 bits per digit
  632. Using complex FFT radices 192 16 32 32
  633. mers_mod_square: Init threadpool of 32 threads
  634. mers_mod_square: Init threadpool of 32 threads
  635. mers_mod_square: Init threadpool of 32 threads
  636. mers_mod_square: Init threadpool of 32 threads
  637. Using 32 threads in carry step
  638. Using 32 threads in carry step
  639. Using 32 threads in carry step
  640. Using 32 threads in carry step
  641. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  642. Res64: B64714689FA05366. AvgMaxErr = 0.200458751. MaxErr = 0.312500000. Program: E20.0
  643. Res mod 2^35 - 1 = 28265310306
  644. Res mod 2^36 - 1 = 41895437602
  645. Clocks = 00:04:22.583
  646.  
  647. Done ...
  648.  
  649. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  650. Res64: B64714689FA05366. AvgMaxErr = 0.200458751. MaxErr = 0.312500000. Program: E20.0
  651. Res mod 2^35 - 1 = 28265310306
  652. Res mod 2^36 - 1 = 41895437602
  653. Clocks = 00:04:22.681
  654.  
  655. Done ...
  656.  
  657. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  658. Res64: B64714689FA05366. AvgMaxErr = 0.200458751. MaxErr = 0.312500000. Program: E20.0
  659. Res mod 2^35 - 1 = 28265310306
  660. Res mod 2^36 - 1 = 41895437602
  661. Clocks = 00:04:22.800
  662.  
  663. Done ...
  664.  
  665. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  666. Res64: B64714689FA05366. AvgMaxErr = 0.200458751. MaxErr = 0.312500000. Program: E20.0
  667. Res mod 2^35 - 1 = 28265310306
  668. Res mod 2^36 - 1 = 41895437602
  669. Clocks = 00:04:23.505
  670.  
  671. Done ...
  672.  
  673. 16 cores 16 threads
  674. ./Mlucas -fft 6M -radset 192,16,32,32 -iters 10000 -cpu 0:15
  675. Mlucas 20.0
  676.  
  677. http://www.mersenneforum.org/mayer/README.html
  678.  
  679. INFO: testing qfloat routines...
  680. System total RAM = 261620, free RAM = 215447
  681. INFO: 215447 MB of free system RAM detected; will use up to 90% = 193902 MB of that, unless user specifies a lower fraction via -maxalloc.
  682. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  683. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  684. INFO: Using inline-macro form of MUL_LOHI64.
  685. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  686. INFO: MLUCAS_PATH is set to ""
  687. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  688. Setting DAT_BITS = 10, PAD_BITS = 2
  689. INFO: testing IMUL routines...
  690. INFO: System has 256 available processor cores.
  691. INFO: testing FFT radix tables...
  692. Set affinity for the following 16 cores: 0.1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.
  693.  
  694. Mlucas selftest running.....
  695.  
  696. /****************************************************************************/
  697.  
  698. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  699. NTHREADS = 16
  700. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  701. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  702. Initial DWT-multipliers chain length = [medium] in carry step.
  703. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  704. this gives an average 18.151216348012287 bits per digit
  705. Using complex FFT radices 192 16 32 32
  706. mers_mod_square: Init threadpool of 16 threads
  707. Using 16 threads in carry step
  708. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  709. Res64: B64714689FA05366. AvgMaxErr = 0.200443862. MaxErr = 0.312500000. Program: E20.0
  710. Res mod 2^35 - 1 = 28265310306
  711. Res mod 2^36 - 1 = 41895437602
  712. Clocks = 00:02:20.434
  713.  
  714. Done ...
  715.  
  716.  
  717.  
  718. 16 cores 32 threads
  719. ./Mlucas -fft 6M -radset 192,16,32,32 -iters 10000 -cpu 0:15,32:47
  720.  
  721. Mlucas 20.0
  722.  
  723. http://www.mersenneforum.org/mayer/README.html
  724.  
  725. INFO: testing qfloat routines...
  726. System total RAM = 261620, free RAM = 215448
  727. INFO: 215448 MB of free system RAM detected; will use up to 90% = 193903 MB of that, unless user specifies a lower fraction via -maxalloc.
  728. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  729. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  730. INFO: Using inline-macro form of MUL_LOHI64.
  731. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  732. INFO: MLUCAS_PATH is set to ""
  733. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  734. Setting DAT_BITS = 10, PAD_BITS = 2
  735. INFO: testing IMUL routines...
  736. INFO: System has 256 available processor cores.
  737. INFO: testing FFT radix tables...
  738. Set affinity for the following 32 cores: 0.1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.
  739.  
  740. Mlucas selftest running.....
  741.  
  742. /****************************************************************************/
  743.  
  744. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  745. NTHREADS = 32
  746. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  747. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  748. Initial DWT-multipliers chain length = [medium] in carry step.
  749. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  750. this gives an average 18.151216348012287 bits per digit
  751. Using complex FFT radices 192 16 32 32
  752. mers_mod_square: Init threadpool of 32 threads
  753. Using 32 threads in carry step
  754. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  755. Res64: B64714689FA05366. AvgMaxErr = 0.200458751. MaxErr = 0.312500000. Program: E20.0
  756. Res mod 2^35 - 1 = 28265310306
  757. Res mod 2^36 - 1 = 41895437602
  758. Clocks = 00:02:05.124
  759.  
  760. Done ...
  761.  
  762.  
  763. 32 cores 32 threads
  764. ./Mlucas -fft 6M -radset 192,16,32,32 -iters 10000 -cpu 0:31
  765.  
  766. Mlucas 20.0
  767.  
  768. http://www.mersenneforum.org/mayer/README.html
  769.  
  770. INFO: testing qfloat routines...
  771. System total RAM = 261620, free RAM = 215449
  772. INFO: 215449 MB of free system RAM detected; will use up to 90% = 193904 MB of that, unless user specifies a lower fraction via -maxalloc.
  773. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  774. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  775. INFO: Using inline-macro form of MUL_LOHI64.
  776. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  777. INFO: MLUCAS_PATH is set to ""
  778. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  779. Setting DAT_BITS = 10, PAD_BITS = 2
  780. INFO: testing IMUL routines...
  781. INFO: System has 256 available processor cores.
  782. INFO: testing FFT radix tables...
  783. Set affinity for the following 32 cores: 0.1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27.28.29.30.31.
  784.  
  785. Mlucas selftest running.....
  786.  
  787. /****************************************************************************/
  788.  
  789. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  790. NTHREADS = 32
  791. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  792. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  793. Initial DWT-multipliers chain length = [medium] in carry step.
  794. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  795. this gives an average 18.151216348012287 bits per digit
  796. Using complex FFT radices 192 16 32 32
  797. mers_mod_square: Init threadpool of 32 threads
  798. Using 32 threads in carry step
  799. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  800. Res64: B64714689FA05366. AvgMaxErr = 0.200458751. MaxErr = 0.312500000. Program: E20.0
  801. Res mod 2^35 - 1 = 28265310306
  802. Res mod 2^36 - 1 = 41895437602
  803. Clocks = 00:01:26.665
  804.  
  805. Done ...
  806.  
  807.  
  808.  
  809. 32 cores 64 threads
  810. ./Mlucas -fft 6M -radset 192,16,32,32 -iters 10000 -cpu 0:63
  811.  
  812. Mlucas 20.0
  813.  
  814. http://www.mersenneforum.org/mayer/README.html
  815.  
  816. INFO: testing qfloat routines...
  817. System total RAM = 261620, free RAM = 215443
  818. INFO: 215443 MB of free system RAM detected; will use up to 90% = 193898 MB of that, unless user specifies a lower fraction via -maxalloc.
  819. CPU Family = ARM Embedded ABI, OS = Linux, 64-bit Version, compiled with Gnu C [or other compatible], Version 11.1.0.
  820. INFO: Build uses ARMv8 advanced-SIMD instruction set.
  821. INFO: Using inline-macro form of MUL_LOHI64.
  822. INFO: Using FMADD-based 100-bit modmul routines for factoring.
  823. INFO: MLUCAS_PATH is set to ""
  824. INFO: using 53-bit-significand form of floating-double rounding constant for scalar-mode DNINT emulation.
  825. Setting DAT_BITS = 10, PAD_BITS = 2
  826. INFO: testing IMUL routines...
  827. INFO: System has 256 available processor cores.
  828. INFO: testing FFT radix tables...
  829. Set affinity for the following 64 cores: 0.1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27.28.29.30.31.32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.48.49.50.51.52.53.54.55.56.57.58.59.60.61.62.63.
  830.  
  831. Mlucas selftest running.....
  832.  
  833. /****************************************************************************/
  834.  
  835. INFO: Unable to find/open mlucas.cfg file in r+ mode ... creating from scratch.
  836. NTHREADS = 64
  837. Setting ITERS_BETWEEN_CHECKPOINTS = 100000.
  838. INFO: Maximum recommended exponent for this runlength = 115980220; p[ = 114197579]/pmax_rec = 0.9846297843.
  839. Initial DWT-multipliers chain length = [medium] in carry step.
  840. M114197579: using FFT length 6144K = 6291456 8-byte floats, initial residue shift count = 88945467
  841. this gives an average 18.151216348012287 bits per digit
  842. Using complex FFT radices 192 16 32 32
  843. mers_mod_square: radix0/2 not exactly divisible by NTHREADS - This will hurt performance.
  844. mers_mod_square: Init threadpool of 64 threads
  845. Using 64 threads in carry step
  846. 10000 iterations of M114197579 with FFT length 6291456 = 6144 K, final residue shift count = 48267708
  847. Res64: B64714689FA05366. AvgMaxErr = 0.200458114. MaxErr = 0.312500000. Program: E20.0
  848. Res mod 2^35 - 1 = 28265310306
  849. Res mod 2^36 - 1 = 41895437602
  850. Clocks = 00:01:31.577
  851.  
  852. Done ...
  853.  
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