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-   -   GPU to 72 status... (https://www.mersenneforum.org/showthread.php?t=16263)

James Heinrich 2013-02-02 15:04

[QUOTE=LaurV;327139]LMH-TF saved work should not be mixed into those tables
if TF-LMH assignment will be offered by GPU72 as an option, then the "saved work" of such assignments should be accounted separate, or better ignored, because even counting it separate won't be accurate, there is big difference between exponents and bitlevels.[/QUOTE]I still like my suggestion of a [url=http://www.mersenneforum.org/showpost.php?p=323022&postcount=1645]self-balancing work-saved value[/url] (post #1645 in this thread) which works equally well for any exponent and factor size (including both TF and P-1).

I haven't done so yet, but I will soon include this value on my site in preference to absolute GHz-days-saved for ranking of factors. I think it would also fit well on GPU72. Or at least something similar, improvements to my idea are welcome.

chalsall 2013-02-02 17:52

[QUOTE=James Heinrich;327164]I still like my suggestion of a [url=http://www.mersenneforum.org/showpost.php?p=323022&postcount=1645]self-balancing work-saved value[/url] (post #1645 in this thread) which works equally well for any exponent and factor size (including both TF and P-1).[/QUOTE]

I agree -- it's a logical solution which removes the need for estimating the time it will take Primenet to reach higher ranges (which was my initial suggestion).

[QUOTE=James Heinrich;327164]I haven't done so yet, but I will soon include this value on my site in preference to absolute GHz-days-saved for ranking of factors. I think it would also fit well on GPU72. Or at least something similar, improvements to my idea are welcome.[/QUOTE]

Again, I agree.

This will mean, however, that I need to write a script to go through GPU72's database and recalculate the GHzDaysSaved values to instead be "Worth", or "Value" or some other nomenclature. (Not a big deal -- probably an hour or two's worth of work.)

Also, everyone's GHz Days Saved metric will change to be different. Some might not like this. But I do think it's a good idea.

flashjh 2013-02-02 20:43

I'm all for it, no big deal on the changes to GHz saved/done :smile:

ixfd64 2013-02-03 00:11

Blast. There goes my evil plan of beating everyone with a factor of MM127. :devil:

kracker 2013-02-04 21:31

Just noticed swl551 joined the gpu72 team. :smile:

Chuck 2013-02-05 01:28

[QUOTE=kracker;327545]Just noticed swl551 joined the gpu72 team. :smile:[/QUOTE]

Hope he's using MISFIT......:cool:

chalsall 2013-02-05 15:53

We helped find M48 22 days earlier.
 
I thought some here might like to know...

We as a group found 4,046 LL factors below 57,885,161 before Curtis was assigned it 2012.12.12. With the Primenet rate of LLing at approximately 183 a day over the last six months, that means we helped find M48 approximately 22 days earlier than it might have otherwise been.

Also, the exponent did pass through the system -- Jerry TFed it from 72 to 73 on 2012.10.07, so I think it's appropriate that he was also named in the announcement (although as a DCer).

Thanks for all the work everyone!!! :smile:

flashjh 2013-02-05 15:57

Thanks for your work on the system! It's our pleasure and finding M48 is exactly why we're here. :smile:

kladner 2013-02-05 16:21

Congrats, Jerry, for having a direct role in this one. Way cool! :cool:

chalsall 2013-02-05 19:12

So everyone knows, I've turned off most of GPU72's spidering of Primenet for the time being, so submitted results won't be "observed" for a little while.

She's got enough to deal with.... :smile:

flashjh 2013-02-05 19:23

:razz:


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