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-   -   Trial division with CUDA (mmff) -- used, but runs like new! (https://www.mersenneforum.org/showthread.php?t=17162)

Prime95 2012-09-29 18:45

[QUOTE=lalera;313180]hi,
i have mmff v 0.25 for linux x64 and the k - range is missing in the results.txt
is this a bug?
an example:
no factor for k*2^47+1 in (96-bit factors) [mmff 0.25 mfaktc_barrett96_F32_63gs][/QUOTE]

looks like a bug to me. Can you post the worktodo.txt file that generated that output?

lalera 2012-09-29 18:49

[QUOTE=Prime95;313187]looks like a bug to me. Can you post the worktodo.txt file that generated that output?[/QUOTE]
FermatFactor=47,560e12,1000e12

lalera 2012-09-29 18:58

[QUOTE=Prime95;313187]looks like a bug to me. Can you post the worktodo.txt file that generated that output?[/QUOTE]
i did now the following test:
[CODE]worktodo:

FermatFactor=36,25709e6,25710e6
FermatFactor=33,5460e9,5470e9
FermatFactor=39,69,70
FermatFactor=45,11131e10,11132e10
FermatFactor=45,212e9,213e9
FermatFactor=50,2139e9,2140e9
FermatFactor=54,78,79
FermatFactor=54,81900e9,81911e9
FermatFactor=74,100,101
FermatFactor=79,5e9,6e9
FermatFactor=87,1595e9,1596e9
FermatFactor=88,20018e9,20019e9
FermatFactor=90,119e9,120e9
FermatFactor=92,198e9,199e9
FermatFactor=97,482e9,483e9
FermatFactor=101,3334e9,3335e9
FermatFactor=111,141,142
FermatFactor=120,3e9,4e9
FermatFactor=135,880e8,881e8
FermatFactor=148,173,174
FermatFactor=149,175,176

results:

F28 has a factor: 1766730974551267606529 [TF:70:71:mmff 0.25 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^36+1 in (71-bit factors) [mmff 0.25 mfaktc_barrett89_F32_63gs]
F31 has a factor: 46931635677864055013377 [TF:75:76:mmff 0.25 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^33+1 in (76-bit factors) [mmff 0.25 mfaktc_barrett89_F32_63gs]
F37 has a factor: 701179711390136401921 [TF:69:70:mmff 0.25 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^39+1 in (70-bit factors) [mmff 0.25 mfaktc_barrett89_F32_63gs]
F42 has a factor: 3916660235220715932328394753 [TF:91:92:mmff 0.25 mfaktc_barrett96_F32_63gs]
found 1 factor for k*2^45+1 in (92-bit factors) [mmff 0.25 mfaktc_barrett96_F32_63gs]
F43 has a factor: 7482850493766970889994241 [TF:82:83:mmff 0.25 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^45+1 in (83-bit factors) [mmff 0.25 mfaktc_barrett89_F32_63gs]
F48 has a factor: 2408911986953445595315961857 [TF:90:91:mmff 0.25 mfaktc_barrett96_F32_63gs]
found 1 factor for k*2^50+1 in (91-bit factors) [mmff 0.25 mfaktc_barrett96_F32_63gs]
F52 has a factor: 389591181597081096683521 [TF:78:79:mmff 0.25 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^54+1 in (79-bit factors) [mmff 0.25 mfaktc_barrett89_F32_63gs]
F52 has a factor: 1475547810493913550438096961537 [TF:100:101:mmff 0.25 mfaktc_barrett108_F32_63gs]
found 1 factor for k*2^54+1 in (101-bit factors) [mmff 0.25 mfaktc_barrett108_F32_63gs]
F72 has a factor: 1443765874709062348345951911937 [TF:100:101:mmff 0.25 mfaktc_barrett108_F64_95gs]
found 1 factor for k*2^74+1 in (101-bit factors) [mmff 0.25 mfaktc_barrett108_F64_95gs]
F77 has a factor: 3590715923977960355577974656860161 [TF:111:112:mmff 0.25 mfaktc_barrett120_F64_95gs]
found 1 factor for k*2^79+1 in (112-bit factors) [mmff 0.25 mfaktc_barrett120_F64_95gs]
F83 has a factor: 246947940268608417020015902258307792897 [TF:127:128:mmff 0.25 mfaktc_barrett128_F64_95gs]
found 1 factor for k*2^87+1 in (128-bit factors) [mmff 0.25 mfaktc_barrett128_F64_95gs]
F86 has a factor: 6195449970597928748332522715641578258433 [TF:132:133:mmff 0.25 mfaktc_barrett140_F64_95gs]
found 1 factor for k*2^88+1 in (133-bit factors) [mmff 0.25 mfaktc_barrett140_F64_95gs]
F88 has a factor: 148481934042154969241780501829489000449 [TF:126:127:mmff 0.25 mfaktc_barrett128_F64_95gs]
found 1 factor for k*2^90+1 in (127-bit factors) [mmff 0.25 mfaktc_barrett128_F64_95gs]
F90 has a factor: 985016348367230226078056532654006730753 [TF:129:130:mmff 0.25 mfaktc_barrett140_F64_95gs]
found 1 factor for k*2^92+1 in (130-bit factors) [mmff 0.25 mfaktc_barrett140_F64_95gs]
F94 has a factor: 76459067246115642538831634131564386844673 [TF:135:136:mmff 0.25 mfaktc_barrett140_F96_127gs]
found 1 factor for k*2^97+1 in (136-bit factors) [mmff 0.25 mfaktc_barrett140_F96_127gs]
F96 has a factor: 8453027931784477309850388309101819121893377 [TF:142:143:mmff 0.25 mfaktc_barrett152_F96_127gs]
found 1 factor for k*2^101+1 in (143-bit factors) [mmff 0.25 mfaktc_barrett152_F96_127gs]
F107 has a factor: 3346902437331832346018436558958369334886401 [TF:141:142:mmff 0.25 mfaktc_barrett152_F96_127gs]
found 1 factor for k*2^111+1 in (142-bit factors) [mmff 0.25 mfaktc_barrett152_F96_127gs]
F116 has a factor: 4563438810603420826872624280490561141381005313 [TF:151:152:mmff 0.25 mfaktc_barrett152_F96_127gs]
found 1 factor for k*2^120+1 in (152-bit factors) [mmff 0.25 mfaktc_barrett152_F96_127gs]
F133 has a factor: 3836232386548105510567872577199319351015739156856833 [TF:171:172:mmff 0.25 mfaktc_barrett172_F128_159gs]
found 1 factor for k*2^135+1 in (172-bit factors) [mmff 0.25 mfaktc_barrett172_F128_159gs]
F146 has a factor: 13235038053749721162769301995307025251972223086886913 [TF:173:174:mmff 0.25 mfaktc_barrett183_F128_159gs]
found 1 factor for k*2^148+1 in (174-bit factors) [mmff 0.25 mfaktc_barrett183_F128_159gs]
F147 has a factor: 88894220732640180500173831441107513117330143465963521 [TF:175:176:mmff 0.25 mfaktc_barrett183_F128_159gs]
found 1 factor for k*2^149+1 in (176-bit factors) [mmff 0.25 mfaktc_barrett183_F128_159gs][/CODE]

Prime95 2012-09-29 20:02

1 Attachment(s)
Minor update -- v 0.26:

What's new:

1) MM31 is now supported.
2) Lalera's "missing k range" output bug is probably fixed.

Prime95 2012-09-29 20:02

1 Attachment(s)
Linux 64-bit executable:

lalera 2012-09-29 20:23

hi,
mmff v0.26 for linux x64 works fine
i did the following test:
[CODE]worktodo:

FermatFactor=36,25709e6,25710e6
FermatFactor=33,5460e9,5470e9
FermatFactor=39,69,70
FermatFactor=45,11131e10,11132e10
FermatFactor=45,212e9,213e9
FermatFactor=50,2139e9,2140e9
FermatFactor=54,78,79
FermatFactor=54,81900e9,81911e9
FermatFactor=74,100,101
FermatFactor=79,5e9,6e9
FermatFactor=87,1595e9,1596e9
FermatFactor=88,20018e9,20019e9
FermatFactor=90,119e9,120e9
FermatFactor=92,198e9,199e9
FermatFactor=97,482e9,483e9
FermatFactor=101,3334e9,3335e9
FermatFactor=111,141,142
FermatFactor=120,3e9,4e9
FermatFactor=135,880e8,881e8
FermatFactor=148,173,174
FermatFactor=149,175,176

results:

F28 has a factor: 1766730974551267606529 [TF:70:71:mmff 0.26 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^36+1 in k range: 25709M to 25710M (71-bit factors) [mmff 0.26 mfaktc_barrett89_F32_63gs]
F31 has a factor: 46931635677864055013377 [TF:75:76:mmff 0.26 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^33+1 in k range: 5460G to 5470G (76-bit factors) [mmff 0.26 mfaktc_barrett89_F32_63gs]
F37 has a factor: 701179711390136401921 [TF:69:70:mmff 0.26 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^39+1 in k range: 1073741824 to 2147483647 (70-bit factors) [mmff 0.26 mfaktc_barrett89_F32_63gs]
F42 has a factor: 3916660235220715932328394753 [TF:91:92:mmff 0.26 mfaktc_barrett96_F32_63gs]
found 1 factor for k*2^45+1 in k range: 111310G to 111320G (92-bit factors) [mmff 0.26 mfaktc_barrett96_F32_63gs]
F43 has a factor: 7482850493766970889994241 [TF:82:83:mmff 0.26 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^45+1 in k range: 212G to 213G (83-bit factors) [mmff 0.26 mfaktc_barrett89_F32_63gs]
F48 has a factor: 2408911986953445595315961857 [TF:90:91:mmff 0.26 mfaktc_barrett96_F32_63gs]
found 1 factor for k*2^50+1 in k range: 2139G to 2140G (91-bit factors) [mmff 0.26 mfaktc_barrett96_F32_63gs]
F52 has a factor: 389591181597081096683521 [TF:78:79:mmff 0.26 mfaktc_barrett89_F32_63gs]
found 1 factor for k*2^54+1 in k range: 16777216 to 33554431 (79-bit factors) [mmff 0.26 mfaktc_barrett89_F32_63gs]
F52 has a factor: 1475547810493913550438096961537 [TF:100:101:mmff 0.26 mfaktc_barrett108_F32_63gs]
found 1 factor for k*2^54+1 in k range: 81900G to 81911G (101-bit factors) [mmff 0.26 mfaktc_barrett108_F32_63gs]
F72 has a factor: 1443765874709062348345951911937 [TF:100:101:mmff 0.26 mfaktc_barrett108_F64_95gs]
found 1 factor for k*2^74+1 in k range: 67108864 to 134217727 (101-bit factors) [mmff 0.26 mfaktc_barrett108_F64_95gs]
F77 has a factor: 3590715923977960355577974656860161 [TF:111:112:mmff 0.26 mfaktc_barrett120_F64_95gs]
found 1 factor for k*2^79+1 in k range: 5G to 6G (112-bit factors) [mmff 0.26 mfaktc_barrett120_F64_95gs]
F83 has a factor: 246947940268608417020015902258307792897 [TF:127:128:mmff 0.26 mfaktc_barrett128_F64_95gs]
found 1 factor for k*2^87+1 in k range: 1595G to 1596G (128-bit factors) [mmff 0.26 mfaktc_barrett128_F64_95gs]
F86 has a factor: 6195449970597928748332522715641578258433 [TF:132:133:mmff 0.26 mfaktc_barrett140_F64_95gs]
found 1 factor for k*2^88+1 in k range: 20018G to 20019G (133-bit factors) [mmff 0.26 mfaktc_barrett140_F64_95gs]
F88 has a factor: 148481934042154969241780501829489000449 [TF:126:127:mmff 0.26 mfaktc_barrett128_F64_95gs]
found 1 factor for k*2^90+1 in k range: 119G to 120G (127-bit factors) [mmff 0.26 mfaktc_barrett128_F64_95gs]
F90 has a factor: 985016348367230226078056532654006730753 [TF:129:130:mmff 0.26 mfaktc_barrett140_F64_95gs]
found 1 factor for k*2^92+1 in k range: 198G to 199G (130-bit factors) [mmff 0.26 mfaktc_barrett140_F64_95gs]
F94 has a factor: 76459067246115642538831634131564386844673 [TF:135:136:mmff 0.26 mfaktc_barrett140_F96_127gs]
found 1 factor for k*2^97+1 in k range: 482G to 483G (136-bit factors) [mmff 0.26 mfaktc_barrett140_F96_127gs]
F96 has a factor: 8453027931784477309850388309101819121893377 [TF:142:143:mmff 0.26 mfaktc_barrett152_F96_127gs]
found 1 factor for k*2^101+1 in k range: 3334G to 3335G (143-bit factors) [mmff 0.26 mfaktc_barrett152_F96_127gs]
F107 has a factor: 3346902437331832346018436558958369334886401 [TF:141:142:mmff 0.26 mfaktc_barrett152_F96_127gs]
found 1 factor for k*2^111+1 in k range: 1073741824 to 2147483647 (142-bit factors) [mmff 0.26 mfaktc_barrett152_F96_127gs]
F116 has a factor: 4563438810603420826872624280490561141381005313 [TF:151:152:mmff 0.26 mfaktc_barrett152_F96_127gs]
found 1 factor for k*2^120+1 in k range: 3G to 4G (152-bit factors) [mmff 0.26 mfaktc_barrett152_F96_127gs]
F133 has a factor: 3836232386548105510567872577199319351015739156856833 [TF:171:172:mmff 0.26 mfaktc_barrett172_F128_159gs]
found 1 factor for k*2^135+1 in k range: 88000M to 88100M (172-bit factors) [mmff 0.26 mfaktc_barrett172_F128_159gs]
F146 has a factor: 13235038053749721162769301995307025251972223086886913 [TF:173:174:mmff 0.26 mfaktc_barrett183_F128_159gs]
found 1 factor for k*2^148+1 in k range: 33554432 to 67108863 (174-bit factors) [mmff 0.26 mfaktc_barrett183_F128_159gs]
F147 has a factor: 88894220732640180500173831441107513117330143465963521 [TF:175:176:mmff 0.26 mfaktc_barrett183_F128_159gs]
found 1 factor for k*2^149+1 in k range: 67108864 to 134217727 (176-bit factors) [mmff 0.26 mfaktc_barrett183_F128_159gs][/CODE]

RichD 2012-09-29 22:24

[QUOTE=lalera;313180]hi,
i have mmff v 0.25 for linux x64 and the k - range is missing in the results.txt
is this a bug?
an example:
no factor for k*2^47+1 in (96-bit factors) [mmff 0.25 mfaktc_barrett96_F32_63gs][/QUOTE]

I had the same thing in mmff 0.23. See [url="http://mersenneforum.org/showpost.php?p=313086&postcount=38"]this post[/url].

Sorry, but I'm not going to re-run my eight day test. :-)

firejuggler 2012-09-30 03:04

Looking for a small FermatFactor range... ideally 8-12 hours long on a 560

edit : choosed it
[code]
FermatFactor=60,200e12,210e12
FermatFactor=60,210e12,220e12
FermatFactor=60,220e12,230e12
FermatFactor=60,230e12,240e12
FermatFactor=60,240e12,250e12
FermatFactor=60,250e12,260e12
FermatFactor=60,260e12,270e12
FermatFactor=60,270e12,280e12
FermatFactor=60,280e12,290e12
FermatFactor=60,290e12,300e12
[/code]
-> FermatFactor=60,200e12,300e12

flashjh 2012-09-30 03:44

1 Attachment(s)
v.26 Windows 32-bit & 64-bit executables:

aketilander 2012-10-08 21:31

Upgrading Cuda 4.2 SDK
 
After upgrading Cuda 4.2 SDK 64-bit to the latest version my mmff0.26 runs more then twice as fast.

tServo 2012-10-09 00:27

[QUOTE=aketilander;314027]After upgrading Cuda 4.2 SDK 64-bit to the latest version my mmff0.26 runs more then twice as fast.[/QUOTE]

Did you upgrade the video driver as well? That's what would impact performance rather than the SDK, which is basically a bunch of demo programs.

Whoops! The SDK might have some needed DLLs.


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