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Message boards : Generalized Fermat Prime Search : GFN CPU task L3 Cache size?

Author Message
GDB
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Joined: 15 Nov 11
Posts: 240
ID: 119185
Credit: 2,577,314,587
RAC: 18,994
321 LLR Jade: Earned 10,000,000 credits (12,924,181)Cullen LLR Turquoise: Earned 5,000,000 credits (5,837,403)ESP LLR Turquoise: Earned 5,000,000 credits (5,398,406)Generalized Cullen/Woodall LLR Ruby: Earned 2,000,000 credits (2,474,599)PPS LLR Turquoise: Earned 5,000,000 credits (7,253,458)PSP LLR Turquoise: Earned 5,000,000 credits (6,084,153)SoB LLR Jade: Earned 10,000,000 credits (19,192,004)SR5 LLR Ruby: Earned 2,000,000 credits (3,158,684)SGS LLR Ruby: Earned 2,000,000 credits (3,121,612)TRP LLR Turquoise: Earned 5,000,000 credits (7,922,107)Woodall LLR Turquoise: Earned 5,000,000 credits (5,099,498)321 Sieve Turquoise: Earned 5,000,000 credits (5,834,160)Cullen/Woodall Sieve (suspended) Ruby: Earned 2,000,000 credits (2,647,915)Generalized Cullen/Woodall Sieve (suspended) Jade: Earned 10,000,000 credits (11,373,349)PPS Sieve Double Silver: Earned 200,000,000 credits (217,760,089)Sierpinski (ESP/PSP/SoB) Sieve (suspended) Ruby: Earned 2,000,000 credits (4,080,038)TRP Sieve (suspended) Turquoise: Earned 5,000,000 credits (7,803,337)AP 26/27 Double Bronze: Earned 100,000,000 credits (100,258,314)GFN Double Silver: Earned 200,000,000 credits (268,198,290)PSA Double Amethyst: Earned 1,000,000,000 credits (1,860,788,989)
Message 146970 - Posted: 23 Dec 2020 | 2:53:49 UTC

Is there any published L3 cache usage for GFN CPU tasks, like LLR tasks publish their memory usage?
____________

Yves Gallot
Volunteer developer
Project scientist
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Joined: 19 Aug 12
Posts: 644
ID: 164101
Credit: 305,010,093
RAC: 78
GFN Double Silver: Earned 200,000,000 credits (305,010,093)
Message 146975 - Posted: 23 Dec 2020 | 8:10:04 UTC - in response to Message 146970.

Is there any published L3 cache usage for GFN CPU tasks, like LLR tasks publish their memory usage?

fma/avx/sse4/sse2 transforms, GFN-n: 2n * size of FP64
    GFN-21: 16M

fmai/avxi/sse4i/sse2i transforms, GFN-n: 2n+1 * size of FP64

    GFN-16: 1M
    GFN-17: 2M
    GFN-18: 4M
    GFN-19: 8M
    GFN-20: 16M

Profile dannyridel
Volunteer tester
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Joined: 3 Feb 19
Posts: 791
ID: 1097922
Credit: 3,783,734
RAC: 799
321 LLR Silver: Earned 100,000 credits (100,228)Cullen LLR Bronze: Earned 10,000 credits (36,962)ESP LLR Bronze: Earned 10,000 credits (36,309)Generalized Cullen/Woodall LLR Bronze: Earned 10,000 credits (22,645)PPS LLR Silver: Earned 100,000 credits (219,290)PSP LLR Silver: Earned 100,000 credits (100,559)SoB LLR Silver: Earned 100,000 credits (138,888)SR5 LLR Bronze: Earned 10,000 credits (64,280)SGS LLR Bronze: Earned 10,000 credits (35,164)TRP LLR Bronze: Earned 10,000 credits (67,784)Woodall LLR Bronze: Earned 10,000 credits (40,976)321 Sieve Gold: Earned 500,000 credits (506,814)Generalized Cullen/Woodall Sieve (suspended) Bronze: Earned 10,000 credits (30,033)PPS Sieve Gold: Earned 500,000 credits (825,895)AP 26/27 Silver: Earned 100,000 credits (141,505)GFN Gold: Earned 500,000 credits (859,368)PSA Silver: Earned 100,000 credits (373,034)
Message 146976 - Posted: 23 Dec 2020 | 8:33:56 UTC - in response to Message 146975.

Is there any published L3 cache usage for GFN CPU tasks, like LLR tasks publish their memory usage?

fma/avx/sse4/sse2 transforms, GFN-n: 2n * size of FP64
    GFN-21: 16M

fmai/avxi/sse4i/sse2i transforms, GFN-n: 2n+1 * size of FP64

    GFN-16: 1M
    GFN-17: 2M
    GFN-18: 4M
    GFN-19: 8M
    GFN-20: 16M


Ahh that explains why GFN20's on a 3800xt takes 6 days when running 8 concurrently and 2days when running 2 concurrently.
____________
SHSID Electronics Group
SHSIDElectronicsGroup@outlook.com

GFN-14: 50103906^16384+1
Proth "SoB": 44243*2^440969+1


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Message boards : Generalized Fermat Prime Search : GFN CPU task L3 Cache size?

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