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

Jarod 2015-07-25 07:23

GW_3_513
 
Does anyone want GW_3_513? If not and it will fit in 16 gig of RAM & there is no real rush for it e.g. 14 days running at roughly 12 hours a day I might be interested in taking it on

pinhodecarlos 2015-07-25 07:48

[QUOTE=Speedy51;406450]Does anyone want GW_3_513? If not and it will fit in 16 gig of RAM & there is no real rush for it e.g. 14 days running at roughly 12 hours a day I might be interested in taking it on[/QUOTE]

Why don't you take GW_10_239 instead? It will be faster to post-process. GW_10_239 SNFS(241) vs GW_3_513 SNFS(248).

debrouxl 2015-07-25 19:25

All tasks for which it is reasonable to use 14e fit in 16 GB of RAM - or in fact, pretty much always in 8 GB of RAM, unless the OS + other applications have a large footprint.

Jarod 2015-07-25 22:39

GW_10_239
 
[QUOTE=pinhodecarlos;406452]Why don't you take GW_10_239 instead? It will be faster to post-process. GW_10_239 SNFS(241) vs GW_3_513 SNFS(248).[/QUOTE]
Sure I would be happy to take 10_239. The reason why I never thought of taking this is because the download size is almost double that of 3_513. Hence me thinking it would take twice as longs to process going by size.

Currently 10_239 is 12 gig Est. Pending Rels 177399 remaining & 3_513 is 7 gig. It was late when I was looking at 3_513 I thought all of the work units had been processed this is not the case hence the size difference.

The . DAT for 10_239 will be in the middle to late 20 gig range uncompressed.

Thanks Carlos for pointing that out to me & I had forgotten about the numbers in brackets

Jarod 2015-07-25 22:52

[QUOTE=debrouxl;406479]All tasks for which it is reasonable to use 14e fit in 16 GB of RAM - or in fact, pretty much always in 8 GB of RAM, unless the OS + other applications have a large footprint.[/QUOTE]
Thank you handy to know

swellman 2015-07-26 20:59

P58^5-1?
 
What is the latest status of the sieving? The 15e statistics listed on the NFS@Home site seem a bit strange for this number.

I believe I can complete the LA if it's available but don't want to step on toes if someone has tacitly reserved it.

VictordeHolland 2015-07-26 21:36

[QUOTE=Speedy51;406450]Does anyone want GW_3_513? If not and it will fit in 16 gig of RAM & there is no real rush for it e.g. 14 days running at roughly 12 hours a day I might be interested in taking it on[/QUOTE]
Do you still want GW_3_513? I can do it instead if you think it will take too long on your PC.


[QUOTE=swellman;406572]What is the latest status of the sieving? The 15e statistics listed on the NFS@Home site seem a bit strange for this number.

I believe I can complete the LA if it's available but don't want to step on toes if someone has tacitly reserved it.[/QUOTE]
[SIZE=2]William [/SIZE][SIZE=2](wblipp) proposed [/SIZE][SIZE=2][SIZE=2]and did ECM [/SIZE]on the number, I don't know if he also wants to do the post-processing.

[URL]http://www.mersenneforum.org/showpost.php?p=396408&postcount=35[/URL]
[URL]http://www.mersenneforum.org/showpost.php?p=400543&postcount=94[/URL]

I'll send him a PM.
[/SIZE]

swellman 2015-07-26 22:42

[QUOTE=VictordeHolland;406575]



[SIZE=2]William [/SIZE][SIZE=2](wblipp) proposed [/SIZE][SIZE=2][SIZE=2]and did ECM [/SIZE]on the number, I don't know if he also wants to do the post-processing.

[URL]http://www.mersenneforum.org/showpost.php?p=396408&postcount=35[/URL]
[URL]http://www.mersenneforum.org/showpost.php?p=400543&postcount=94[/URL]

I'll send him a PM.
[/SIZE][/QUOTE]

Thanks. I'll wait and see if he plans on working it. There are other numbers I can post process on 14e if he's taking P58^5-1. I was just afraid this number was stalled.

Is it fully sieved? Maybe one of the NFS@Home mods can let us know?

wombatman 2015-07-26 23:07

C169_HP2
 
I'll take the C169_HP2 number once it finishes up.

fivemack 2015-07-27 06:57

[QUOTE=swellman;406572]What is the latest status of the sieving? The 15e statistics listed on the NFS@Home site seem a bit strange for this number.

I believe I can complete the LA if it's available but don't want to step on toes if someone has tacitly reserved it.[/QUOTE]

I'm running the LA and it should be done on Tuesday

fivemack 2015-07-27 09:14

GW_11_229 done
 
1 Attachment(s)
[code]
Fri Jul 24 23:14:06 2015 p72 factor: 265858991650805763853856221133845177564247006136122390636610391745301427
Fri Jul 24 23:14:06 2015 p128 factor:
11851539073842395314681435151602186165783548785182184916799941574453402392452064240778159323293117824431189938985019671155612273
[/code]

About 36 hours on Xeon E5-2650v2 -t8 for 9.51M matrix of density 120


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