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Search: Posts Made By: jas
Forum: Mlucas 2021-11-11, 08:03
Replies: 14
Views: 2,062
Posted By jas
These didn't take the 10 minutes you guessed, not...

These didn't take the 10 minutes you guessed, not sure what is wrong but here is the results...


https://gist.github.com/jas4711/100d1afa712b845e7c68592ae56e9a12


Scroll down or search for...
Forum: Mlucas 2021-11-10, 10:35
Replies: 14
Views: 2,062
Posted By jas
I put it here: ...

I put it here:

https://gist.github.com/jas4711/100d1afa712b845e7c68592ae56e9a12#gistcomment-3957631

Thanks -- I keep multiple mlucas.cfg's around for various settings I've tried.

I think the...
Forum: Mlucas 2021-10-27, 16:48
Replies: 14
Views: 2,062
Posted By jas
Running it takes around 38 minutes. Below is the...

Running it takes around 38 minutes. Below is the mlucas.cfg and I put test.log here: https://gist.github.com/jas4711/100d1afa712b845e7c68592ae56e9a12



2048 msec/iter = 75.75 ...
Forum: Mlucas 2021-10-27, 15:52
Replies: 14
Views: 2,062
Posted By jas
No worries, meanwhile it finished the LL DC so...

No worries, meanwhile it finished the LL DC so I've built confidence in both the machine and mlucas.


Looking forward to see the small fix incorporated in a released version eventually! Is git...
Forum: Mlucas 2021-10-27, 15:45
Replies: 14
Views: 2,062
Posted By jas
FWIW, it finished the LL DC correctly: ...

FWIW, it finished the LL DC correctly:


https://www.mersenne.org/report_exponent/?exp_lo=61906697&full=1


/Simon
Forum: Mlucas 2021-10-18, 15:39
Replies: 14
Views: 2,062
Posted By jas
Yes, 3.25M, so these systems appear comparable...

Yes, 3.25M, so these systems appear comparable for FFT in msec/iter:

3328 msec/iter = 10.78 ROE[avg,max] = [0.204429768, 0.281250000] radices = 208 32 16 16 0 0 0 0 0 0

However...
Forum: Mlucas 2021-10-18, 13:53
Replies: 14
Views: 2,062
Posted By jas
Everything except the price has been...

Everything except the price has been uncomplicated, the only "big" problem I had was realizing Debian netinst image had output on serial port and not on VGA like Ubuntu and Fedora has. Once I got...
Forum: Mlucas 2021-10-18, 13:38
Replies: 14
Views: 2,062
Posted By jas
Ok I'll bite :) Here is some information:...

Ok I'll bite :)


Here is some information:

https://wiki.raptorcs.com/wiki/Talos_II
https://wiki.raptorcs.com/wiki/POWER9


My 18-core 4threads/core CPU appears to be doing 11msec/iter with...
Forum: Mlucas 2021-10-17, 20:23
Replies: 14
Views: 2,062
Posted By jas
Mlucas 20.1 on Power9 v2 18-core

Hi. I'm trying to get mlucas 20.1 working on my Raptor Computing System Talos II Lite with a POWER9 18-core CPU.

Initial building fails:


I commented out line 141 of makemake.sh to drop the...
Forum: GpuOwl 2021-05-27, 20:14
Replies: 2
Views: 1,129
Posted By jas
Thanks for response! I don't seem to have...

Thanks for response! I don't seem to have cooling issues, since nothing is complaining and the machine feels fairly cold. Still, I have now frobbed sclk to lower power consumption from 250W to 180W...
Forum: GpuOwl 2021-05-27, 06:36
Replies: 2
Views: 1,129
Posted By jas
Expected temperature? Gpuowl with Radeon VII

What temperature are people seeing? I'm using gpuowl with a Radeon VII, and below is 'sensors' output. I can't really tell if this is good or bad, but >100°C seems high to me. On the other hand,...
Forum: GpuOwl 2021-05-25, 20:53
Replies: 42
Views: 13,042
Posted By jas
Success report

Hi! I did a clean install of Ubuntu 20.04.2 LTS on a Gigabyte Aorus X570 I Pro Wifi with a AMD Ryzen 5950x CPU and a Radeon VII card. The instructions worked fine, except for diff below, and it is...
Forum: Marin's Mersenne-aries 2020-10-19, 06:38
Replies: 804
Views: 143,740
Posted By jas
I didn't -- the machine is configured for "GIMPS...

I didn't -- the machine is configured for "GIMPS - what makes sense". I received the (mismatched) LL DC work on 2020-10-13 and had been running mprime v30.3 since 2020-09-16 with several completed...
Forum: Marin's Mersenne-aries 2020-10-18, 11:05
Replies: 804
Views: 143,740
Posted By jas
Why did my mprime v30 client do a LL DC on...

Why did my mprime v30 client do a LL DC on M54604643? Shouldn't it have done a PRP-VDF instead? If my client had done a PRP-VDF, someone else could have verified the CERT, and the bogus LL result...
Forum: Software 2020-04-16, 07:36
Replies: 6
Views: 5,204
Posted By jas
Best use of high-memory machines?

Hi. I have a couple of machines with larger amounts of memory that I would like to use for the best purpose for GIMPS (with a slight personal bias towards actually making history and find a new...
Forum: PrimeNet 2020-04-09, 11:11
Replies: 7
Views: 5,045
Posted By jas
Thank you -- my mistake. /Simon

Thank you -- my mistake.



/Simon
Forum: PrimeNet 2020-04-09, 09:31
Replies: 7
Views: 5,045
Posted By jas
How to request smallest >100M numbers for PRP?

I want to do PRP-testing of the smallest available first-time >100M numbers. I have enabled the "get the smallest exponents" setting. However, when I configure my client for SrvrPO1=153, I received...
Forum: Software 2020-03-23, 07:13
Replies: 14
Views: 6,142
Posted By jas
Thank you for double-testing! Phew. ...

Thank you for double-testing! Phew.



Btw, does anyone have experience running mprime with ES/QS CPU's? They are considerably cheaper than non-ES/QS on ebay, but I've been staying away from...
Forum: Software 2020-03-20, 13:42
Replies: 14
Views: 6,142
Posted By jas
The machine has completed 12 tests before -- 2...

The machine has completed 12 tests before -- 2 DC, 4 LL, 4 PRP -- since I started it on february 12th. It is a Dell R620 server (not overclocked) with 2xE5-2650v1, hosted at a co-location facility...
Forum: Software 2020-03-20, 13:32
Replies: 14
Views: 6,142
Posted By jas
Yay, thank you! The disk is non-RAID...

Yay, thank you!



The disk is non-RAID ext4 so disk corruption may happen, however the program was never halted during the test of that number so I'm not sure how relevant disk corruption could...
Forum: Software 2020-03-20, 07:18
Replies: 14
Views: 6,142
Posted By jas
My DC mismatched - how to doublecheck?

Hi!



I just completed a double check that mismatched:


https://www.mersenne.org/report_exponent/?exp_lo=50866657&full=1
Forum: Software 2020-02-19, 10:51
Replies: 46
Views: 17,297
Posted By jas
Thank you for the links! This seems to...

Thank you for the links!



This seems to confirm my findings (or do you disagree?):


- make sure all memory channels are populated (significant performance differences!)
Forum: Software 2020-02-13, 08:30
Replies: 46
Views: 17,297
Posted By jas
I received 8x8GB DDR4-2133 now, and re-ran 20480K...

I received 8x8GB DDR4-2133 now, and re-ran 20480K FFT benchmarks. The performance now scale by number of cores up to 24 cores properly. The number of workers 2-24 does not seem to care, having 24...
Forum: Software 2020-02-08, 09:56
Replies: 46
Views: 17,297
Posted By jas
Thank you -- this makes sense, and I have ordered...

Thank you -- this makes sense, and I have ordered more memory from ebay now. Will do more testing once I get it.


Btw, how much memory can mprime use? I ordered 8x16GB now but if 8x8GB or even...
Forum: Software 2020-02-05, 08:03
Replies: 46
Views: 17,297
Posted By jas
Yeah I realized this too after sending the...

Yeah I realized this too after sending the message.


Which FFT implementation is used by default? Saying Y to test all FFT implementations appear to do each FFT size multiple times, but the...
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