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-   -   Linear algebra reservations, progress and results (https://www.mersenneforum.org/showthread.php?t=20023)

swellman 2015-05-05 17:19

C223_138_124 in post processing
 
C223_138_124 is in LA, full factorization expected by May 15.

Then I will start on C174_139_129.

YuL 2015-05-06 08:25

GW_6_317
 
1 Attachment(s)
[URL="http://www.factordb.com/index.php?id=1100000000042226993"]GW_6_317[/URL] is factored.

[CODE]Wed May 06 04:19:08 2015 p96 factor: 142575350932586923572459715968369859864433335753858113536214180102844323344718717798355424347637
Wed May 06 04:19:08 2015 p119 factor: 31896646169190223257187540825089310249605651327526535302353745505614967522059055131685585831588300058915185250930943687
[/CODE]LA took ~121h on Dual Xeon E5-2620. td=116. 15.7M matrix. Used 2x 6 threads as it turned out to be faster than 2x 8 threads.
Log [URL="http://pastebin.com/C02PcC12"]here[/URL] and as attached file.

jyb 2015-05-08 05:19

I can take GW_8_272. ETA is this Sunday.

debrouxl 2015-05-08 08:04

Alright :smile:
For now, I used your 'jyb' handle, for both your reservation and for information about ECM pre-processing of homogeneous Cunningham numbers; would you prefer something else ?

fivemack 2015-05-08 13:02

Taking GW_10_247, ETA 25 May because there's an intervening vacation

RichD 2015-05-08 14:41

GW_7_292 factored
 
1 Attachment(s)
as...
[CODE]prp103 factor: 2353447886024894748220709223740422996182230264487617775375640313733998180966993267733664698523325744279
prp130 factor: 4798127370430287821818064592620229114243913522769742418623926984876885728532437864594026449856936900644375386735684698784889808371[/CODE]

164 hours to solve 14.4M matrix with TD=110 (120 failed) on Core-i5 -t 4.

jyb 2015-05-08 16:30

[QUOTE=debrouxl;401962]Alright :smile:
For now, I used your 'jyb' handle, for both your reservation and for information about ECM pre-processing of homogeneous Cunningham numbers; would you prefer something else ?[/QUOTE]

Sure, let's go with Jon Becker. Thanks.

RichD 2015-05-08 17:09

GW_7_291 factored
 
1 Attachment(s)
as ...
[CODE]prp78 factor: 124612027500373816666280743124375353914380472473262423166467203058312769447267
prp108 factor: 220117863466591615954677592079026737846512589001835302882639405844013984662920200366226525802482538067340681[/CODE]

184 hours to solve a 14.0M matrix with TD=116 (120 failed) on Core-i5 -t 4.

RichD 2015-05-08 23:34

I'll take GW_8_274 next.

fivemack 2015-05-10 06:20

XYYXF 146_106 done
 
1 Attachment(s)
[code]
Sun May 10 02:15:10 2015 prp79 factor: 3183887569535621945478188675016368171520973661035244301672937764509181120431837
Sun May 10 02:15:10 2015 prp91 factor: 9557953455331029016243041156773272175147029879733057645361509258769637697492946236981523473
[/code]

50 hours on i7/4790K -t4 for 9.3M density-120 matrix produced from 265M relations; log attached

jyb 2015-05-11 05:01

GW_8_272 factored
 
1 Attachment(s)
[code]
prp56 factor: 42394056457969837109141951444682897240354152447500689887
prp75 factor: 940581828413062463918893615915093823807036457187685144204850439465717089707
prp114 factor: 693710797345590987697593115841541459896226086968866543064505374196614280265971210958032801728603061892031795590667
[/code]

74.5 hours to solve a 12.7M matrix with TD=130.
[ATTACH]12601[/ATTACH]


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