Thread: CADO NFS
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Old 2018-12-08, 17:05   #312
VictordeHolland
 
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"Victor de Hollander"
Aug 2011
the Netherlands

2·587 Posts
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Aliquot 2380332 index 1881 C120 (default parameters)

Code:
199287076077883734257277351040454144441000030759204246737980837594631635996650954243527367115572838436022957492373596441
Code:
nfo:Square Root: Factors: 7881718165498387521633582355355082520893963326151214533539440818991 25284724966473365753246256372756737619902873207696951
Info:Polynomial Selection (size optimized): Aggregate statistics:
Info:Polynomial Selection (size optimized): potential collisions: 19893.3
Info:Polynomial Selection (size optimized): raw lognorm (nr/min/av/max/std): 20038/34.700/42.654/47.580/1.068
Info:Polynomial Selection (size optimized): optimized lognorm (nr/min/av/max/std): 20038/33.860/37.787/43.120/0.946
Info:Polynomial Selection (size optimized): Total time: 4368.44
Info:Polynomial Selection (root optimized): Aggregate statistics:
Info:Polynomial Selection (root optimized): Total time: 1693.06
Info:Polynomial Selection (root optimized): Rootsieve time: 1691.2
Info:Generate Factor Base: Total cpu/real time for makefb: 11.41/0.716381
Info:Generate Free Relations: Total cpu/real time for freerel: 215.96/6.88374
Info:Lattice Sieving: Aggregate statistics:
Info:Lattice Sieving: Total number of relations: 13210726
Info:Lattice Sieving: Average J: 1886.16 for 231501 special-q, max bucket fill -bkmult 1.0,1s:1.181410
Info:Lattice Sieving: Total time: 57872.1s
Info:Filtering - Duplicate Removal, splitting pass: Total cpu/real time for dup1: 46.94/79.2834
Info:Filtering - Duplicate Removal, splitting pass: Aggregate statistics:
Info:Filtering - Duplicate Removal, splitting pass: CPU time for dup1: 78.29999999999998s
Info:Filtering - Duplicate Removal, removal pass: Total cpu/real time for dup2: 368.44/240.362
Info:Filtering - Duplicate Removal, removal pass: Aggregate statistics:
Info:Filtering - Duplicate Removal, removal pass: CPU time for dup2: 200.29999999999998s
Info:Filtering - Singleton removal: Total cpu/real time for purge: 282.74/235.527
Info:Filtering - Merging: Total cpu/real time for merge: 280.69/221.189
Info:Filtering - Merging: Total cpu/real time for replay: 30.63/24.3347
Info:Linear Algebra: Total cpu/real time for bwc: 8233.92/769.52
Info:Linear Algebra: Aggregate statistics:
Info:Linear Algebra: Krylov: WCT time 469.89, iteration CPU time 0.02, COMM 0.0, cpu-wait 0.01, comm-wait 0.0 (19000 iterations)
Info:Linear Algebra: Lingen CPU time 247.53, WCT time 24.12
Info:Linear Algebra: Mksol: WCT time 257.82, iteration CPU time 0.02, COMM 0.0, cpu-wait 0.01, comm-wait 0.0 (9500 iterations)
Info:Quadratic Characters: Total cpu/real time for characters: 48.31/9.27324
Info:Square Root: Total cpu/real time for sqrt: 892.67/125.86
Info:HTTP server: Shutting down HTTP server
Info:Complete Factorization: Total cpu/elapsed time for entire factorization: 147386/5296.77
Aliquot 2729472 index 1295 C120 parameters from https://mersenneforum.org/showpost.p...&postcount=294

Code:
205139061732834871832777149640498376066462709627022246947242115024979684074456599994309638679576103310646656416412986993
Code:
Info:Square Root: Factors: 551378319562220129379188795853993269123323508651567304673518464786424349 372047747353776779859748207675312690256707865957
Info:Square Root: Total cpu/real time for sqrt: 883.47/124.153
Info:Polynomial Selection (size optimized): Aggregate statistics:
Info:Polynomial Selection (size optimized): potential collisions: 20828.5
Info:Polynomial Selection (size optimized): raw lognorm (nr/min/av/max/std): 20997/35.120/43.125/51.980/1.501
Info:Polynomial Selection (size optimized): optimized lognorm (nr/min/av/max/std): 20997/34.030/37.941/43.730/1.044
Info:Polynomial Selection (size optimized): Total time: 4206.01
Info:Polynomial Selection (root optimized): Aggregate statistics:
Info:Polynomial Selection (root optimized): Total time: 1018.39
Info:Polynomial Selection (root optimized): Rootsieve time: 1017.02
Info:Generate Factor Base: Total cpu/real time for makefb: 11.48/0.695448
Info:Generate Free Relations: Total cpu/real time for freerel: 425.41/13.5391
Info:Lattice Sieving: Aggregate statistics:
Info:Lattice Sieving: Total number of relations: 17128933
Info:Lattice Sieving: Average J: 1906.83 for 200409 special-q, max bucket fill -bkmult 1.0,1s:1.224170
Info:Lattice Sieving: Total time: 53632.9s
Info:Filtering - Duplicate Removal, splitting pass: Total cpu/real time for dup1: 60.59/98.9291
Info:Filtering - Duplicate Removal, splitting pass: Aggregate statistics:
Info:Filtering - Duplicate Removal, splitting pass: CPU time for dup1: 98.8s
Info:Filtering - Duplicate Removal, removal pass: Total cpu/real time for dup2: 301.1/103.734
Info:Filtering - Duplicate Removal, removal pass: Aggregate statistics:
Info:Filtering - Duplicate Removal, removal pass: CPU time for dup2: 95.39999999999999s
Info:Filtering - Singleton removal: Total cpu/real time for purge: 124.38/42.177
Info:Filtering - Merging: Total cpu/real time for merge: 202.8/152.94
Info:Filtering - Merging: Total cpu/real time for replay: 28.72/22.8961
Info:Linear Algebra: Total cpu/real time for bwc: 8543.11/836.9
Info:Linear Algebra: Aggregate statistics:
Info:Linear Algebra: Krylov: WCT time 485.25, iteration CPU time 0.02, COMM 0.0, cpu-wait 0.01, comm-wait 0.0 (19000 iterations)
Info:Linear Algebra: Lingen CPU time 232.35, WCT time 22.34
Info:Linear Algebra: Mksol: WCT time 303.19, iteration CPU time 0.02, COMM 0.0, cpu-wait 0.01, comm-wait 0.0 (10000 iterations)
Info:Quadratic Characters: Total cpu/real time for characters: 45.39/7.23988
Info:Square Root: Total cpu/real time for sqrt: 883.47/124.153
Info:HTTP server: Shutting down HTTP server
Info:Complete Factorization: Total cpu/elapsed time for entire factorization: 139378/5141.93
So those do improve CPU and elapsed time.
147386/5296.77
139378/5141.93
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