Forum: Software
2021-02-21, 21:39
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Replies: 8
Views: 231
I just e-mailed George in hopes he can help you...
I just e-mailed George in hopes he can help you out. The ROEs seem high for those expos @5600K, but I've no time to look through the Prime95/mprime docs to figure out how to try to force a higher FFT...
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Forum: Software
2021-02-21, 20:20
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Replies: 8
Views: 231
What FFT length is it using for these 102-103M...
What FFT length is it using for these 102-103M expos? [For such ROEs to occur in the absence of data corruption, I would expect to see an FFT length intermediate between 5120K and 5632K.] Can you...
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Forum: Mlucas
2021-02-19, 19:53
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Replies: 19
Views: 844
Thanks - that is very helpful as far as future...
Thanks - that is very helpful as far as future roadmapping goes - so for selected of the FFT lengths:
o 26M: r0 = 208 needs to be made more accurate (rejected in your test.log due to excess ROE),...
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Forum: Mlucas
2021-02-18, 21:08
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Replies: 19
Views: 844
Some pics via Amazon.com here...
Some pics via Amazon.com here (https://www.amazon.com/Apple-Mini-Chip-256GB-Storage/dp/B08N5PHB83). The pic of the rear side shows an exhaust vent similar to those on my Intel NUCs - Lorenzo, are...
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Forum: GPU Computing
2021-02-18, 20:09
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Replies: 358
Views: 51,000
@Paul: the little micro-printed owner's manual...
@Paul: the little micro-printed owner's manual that came in the box is full of weasel-wording re. warranty - "claims must be made within 30 days of purchase", huh? Then "warranty at least 2 years in...
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Forum: Software
2021-02-18, 03:44
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Replies: 11
Views: 391
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Forum: Hardware
2021-02-18, 03:39
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Replies: 160
Views: 15,470
I've previously reported fiddling the CPU...
I've previously reported fiddling the CPU settings via BIOS to fixed-frequency and single-thread mode, been running stably that way for some months, seemed to have no appreciable effect - plus or...
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Forum: Mlucas
2021-02-17, 23:02
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Replies: 19
Views: 844
@Lorenzo:
Thanks for all the timings, that...
@Lorenzo:
Thanks for all the timings, that is very useful. I will add a note recommending '-cpu 0:7' for M1 users to the README. Might you have a wall-plug wattmeter you can use to compare...
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Forum: GPU Computing
2021-02-17, 22:43
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Replies: 358
Views: 51,000
Woke up yesterday morning, on checked on my wo...
Woke up yesterday morning, on checked on my wo multi-GPU-hosting systems, saw the open-frame 3xR7 desktop one described late spring 2020 in this thread had gone down during night, after reboot showed...
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Forum: Mlucas
2021-02-16, 20:02
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Replies: 19
Views: 844
Thanks for the predefs - looking through those...
Thanks for the predefs - looking through those triggered a recollection, that I'd previously made a note-to-self for the v20 release re. this, namely that the sysctl.h deprecation was tied not to a...
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Forum: Mlucas
2021-02-15, 23:40
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Replies: 19
Views: 844
What is needed is some way of conditionally...
What is needed is some way of conditionally including the file only on OS/kernel combinations which support it. I dumped all the compiler predefines for one of my Ubuntu v19 systems, 'uname -a '...
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Forum: Mlucas
2021-02-15, 21:58
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Replies: 19
Views: 844
Thanks - the latter is the sysctl-deprecated...
Thanks - the latter is the sysctl-deprecated warnings? Handling those is on my v20 to-do list - it's not as simple as blanket-removing the includes from platform.h, because I always try to support...
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Forum: GpuOwl
2021-02-12, 21:55
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Replies: 25
Views: 3,592
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Forum: Mlucas
2021-02-12, 20:29
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Replies: 19
Views: 844
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Forum: Hardware
2021-02-12, 00:28
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Replies: 160
Views: 15,470
Were you using any of your monitors with a...
Were you using any of your monitors with a working system, and if so, how did you connect them (it)?
Per the mobo manual, LED2 is the HDD Activity LED, and "Green: (On/Blinking): HDD active". Red...
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Forum: Mlucas
2021-02-12, 00:00
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Replies: 19
Views: 844
Mlucas v19.1 (latest) available
Mlucas v19.1 has gone live (http://www.mersenneforum.org/mayer/README.html). Use this thread to report bugs, build issues, and for any other related discussion.
The only "must have" reason for...
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Forum: Hardware
2021-02-04, 23:33
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Replies: 160
Views: 15,470
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Forum: Mlucas
2021-02-01, 20:37
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Replies: 89
Views: 21,760
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Forum: Mlucas
2021-01-31, 23:52
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Replies: 89
Views: 21,760
Ah, forgot to note - those incorrect reference...
Ah, forgot to note - those incorrect reference residues for the huge-FFT self-test are low-priority, I've added them to my v20 to-do list.
I plan to release 19.1 in next few days, first need to...
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Forum: Mlucas
2021-01-29, 22:39
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Replies: 89
Views: 21,760
This is more of an extended "code fun" diary...
This is more of an extended "code fun" diary entry, but thought it might be of interest to other close-to-the-metal coders who hang around here:
v19.1 shakedown testing is ongoing - Laurent D. was...
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Forum: Mlucas
2021-01-24, 19:55
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Replies: 89
Views: 21,760
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Forum: Mlucas
2021-01-22, 20:45
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Replies: 89
Views: 21,760
@tdulcet - yes, off-by-one indexing error is...
@tdulcet - yes, off-by-one indexing error is precisely what it is - good catch. At line 3595 of the v19.1 Mlucas.c I posted above, that "radset = i" needs to be changed to "radset = i-1" to undo the...
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Forum: Mlucas
2021-01-20, 20:21
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Replies: 89
Views: 21,760
Hi, Joniano -
Yep, that's a weird one -...
Hi, Joniano -
Yep, that's a weird one - the timings in the "clocks = ... [msec/iter]" part of each 10Kiter checkpoint-status line look perfectly reasonably for a Pi4, around 15 minutes per...
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Forum: Mlucas
2021-01-20, 19:56
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Replies: 89
Views: 21,760
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Forum: Mlucas
2021-01-19, 20:19
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Replies: 89
Views: 21,760
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