Forum: PrimeNet
2022-06-30, 02:23
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Replies: 4
Views: 235
See also...
See also http://www.mersenneforum.org/showthread.php?t=23143 posts 2, 5, 8
post 2 (Prime95):
"You have to reformat the results to look like it came from prime95. The manual results web page will...
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Forum: Soap Box
2022-06-30, 02:19
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Replies: 134
Views: 29,585
At 300m minimum elevation difference...
At 300m minimum elevation difference (https://atb.nrel.gov/electricity/2022/pumped_storage_hydropower), and unobtainable perfect efficiency, that's around 1.2 million cubic meters per GW-hour stored...
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Forum: Soap Box
2022-06-30, 01:13
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Replies: 134
Views: 29,585
In order:
Thanks;
if we each act where we...
In order:
Thanks;
if we each act where we are (and I was responding to a local residential solar installer earlier today, in the US midwest)...
for pumped hydro to work, there needs to be...
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Forum: Soap Box
2022-06-30, 00:48
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Replies: 134
Views: 29,585
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Forum: Software
2022-06-30, 00:34
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Replies: 3
Views: 67
First reactions:
You know it. If you build it,...
First reactions:
You know it. If you build it, users will come. Whatever the next new or improved feature is. Happens every time.
Really, we've become quite accustomed over the decades, to you...
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Forum: Soap Box
2022-06-30, 00:03
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Replies: 134
Views: 29,585
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Forum: Soap Box
2022-06-29, 19:34
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Replies: 161
Views: 12,304
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Forum: Information & Answers
2022-06-29, 19:30
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Replies: 24
Views: 711
Found in prime95's undoc.txt (emphasis mine): ...
Found in prime95's undoc.txt (emphasis mine):
Most FFT sizes have several implementations. The program uses throughput benchmark
data to select the fastest FFT implementation. The program assumes...
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Forum: Information & Answers
2022-06-29, 19:00
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Replies: 24
Views: 711
Please stop routinely giving mprime "benchmark...
Please stop routinely giving mprime "benchmark amnesia". Files results.bench.txt and gwnum.txt are for ACCUMULATING performance data. Over time. I have systems that have run prime95 for years for...
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Forum: Software
2022-06-29, 14:24
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Replies: 4
Views: 82
Welcome to the forum.
Checking status of these...
Welcome to the forum.
Checking status of these exponents, they are all active current assignments, assigned in October or November:
114839909 fackpampen 40.5% complete updated 6/29/22
114838739...
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Forum: Soap Box
2022-06-28, 19:50
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Replies: 161
Views: 12,304
Yes....
Yes. https://www.deseret.com/u-s-world/2022/6/23/23178421/french-burkini-ban-secular-laws-religious-neutrality-muslim-islam-islamophobia-grenoble
Nominally it is to ensure public spaces provided by...
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Forum: Information & Answers
2022-06-28, 19:36
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Replies: 24
Views: 711
Memory situation looks pretty good to me. Log...
Memory situation looks pretty good to me. Log file shows up to 8 GB used in stage2, so 3 workers at a time could get all they want, and a fourth can get by on somewhat less. Additional workers could...
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Forum: Tales From the Crypt(o)
2022-06-28, 19:01
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Replies: 9
Views: 222
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Forum: Information & Answers
2022-06-28, 05:48
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Replies: 24
Views: 711
As axn wrote, # of useful cores/worker is a...
As axn wrote, # of useful cores/worker is a function of fft size, which is a function of exponent.
I don't run 1M ECM, but run DC & first time primality test wavefront PRP, and up to 1G P-1, big...
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Forum: Tales From the Crypt(o)
2022-06-28, 05:23
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Replies: 9
Views: 222
Condolences. Keep good records. If you get the...
Condolences. Keep good records. If you get the chance, attend public meetings regarding any consideration of franchising/permitting another carrier into your area. I did that, and they had been...
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Forum: Tales From the Crypt(o)
2022-06-28, 04:58
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Replies: 9
Views: 222
Charter, ugh. They're on my Never-again list.
...
Charter, ugh. They're on my Never-again list.
Multiple fraudulent business practices experienced first hand. Disabling my internet to try to convince me that my own cable modem was not compatible...
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Forum: Information & Answers
2022-06-27, 17:06
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Replies: 24
Views: 711
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Forum: Charles Kusniec
2022-06-26, 17:51
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Replies: 18
Views: 470
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Forum: kriesel
2022-06-26, 17:11
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Replies: 36
Views: 40,070
Gerbicz Error Check block size
(draft; add links to development posts)
Note, some of this was originally posted at https://mersenneforum.org/showpost.php?p=608395&postcount=2773 or elsewhere.
The exponent is necessarily...
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Forum: GpuOwl
2022-06-24, 17:42
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Replies: 2,772
Views: 380,960
GEC block size is kept constant through the run...
GEC block size is kept constant through the run on an exponent, and is often highly composite. The exponent is necessarily prime or there is no point to the PRP test. So GECblocksize > mod (exponent,...
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Forum: Operazione Doppi Mersennes
2022-06-24, 15:10
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Replies: 629
Views: 107,410
[Thu Jun 23 15:42:07 2022]
UID:...
[Thu Jun 23 15:42:07 2022]
UID: kriesel/emu/gtx1650, no factor for MM127 in k range: 152P to 153P (186-bit factors) [mmff 0.28 mfaktc_barrett188_M127gs]
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Forum: Miscellaneous Math
2022-06-22, 16:39
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Replies: 10
Views: 349
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Forum: Math
2022-06-21, 18:20
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Replies: 25
Views: 1,093
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Forum: Miscellaneous Math
2022-06-21, 18:03
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Replies: 10
Views: 349
Especially if it's odd...
Especially if it's odd (https://mathworld.wolfram.com/OddPerfectNumber.html). https://blogs.scientificamerican.com/roots-of-unity/odd-perfect-numbers/How?
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Forum: Math
2022-06-20, 22:22
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Replies: 25
Views: 1,093
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