mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 31
Search took 0.01 seconds.
Search: Posts Made By: tdulcet
Forum: Linux 2021-04-25, 10:01
Replies: 4
Views: 215
Posted By tdulcet
Planned support for OpenCL was announced last...

Planned support for OpenCL was announced last year: https://devblogs.microsoft.com/directx/directx-heart-linux/. Also see: https://github.com/microsoft/WSL/issues/6372.
Forum: PrimeNet 2021-04-15, 09:26
Replies: 2
Views: 458
Posted By tdulcet
No, it is primarily for primality testing. We are...

No, it is primarily for primality testing. We are currently working on adding support for GpuOwl (https://www.mersenneforum.org/showpost.php?p=573177&postcount=44). However, if anyone wanted to add...
Forum: Cloud Computing 2021-04-12, 12:33
Replies: 78
Views: 5,137
Posted By tdulcet
Great! We are glad it works for you. ...

Great! We are glad it works for you.



Yes, sorry, I guess I should have mentioned that. I did not realize anyone was using the "GPU and CPU" output type, as it is very verbose. I added it...
Forum: Cloud Computing 2021-04-06, 15:43
Replies: 78
Views: 5,137
Posted By tdulcet
Thanks for the info. Daniel and I will have to...

Thanks for the info. Daniel and I will have to decide what approach to take if/when you make the change...



All other GIMPS programs that I have used will automatically redetermine the optimal...
Forum: Cloud Computing 2021-04-05, 13:57
Replies: 78
Views: 5,137
Posted By tdulcet
Thanks, your spreadsheet does make it easier to...

Thanks, your spreadsheet does make it easier to compare the ms/iter times. It looks like you created it from the *fft.txt and *threads.txt files in our repository...
Forum: Cloud Computing 2021-03-22, 15:08
Replies: 78
Views: 5,137
Posted By tdulcet
The Colab VMs have one CPU core with two CPU...

The Colab VMs have one CPU core with two CPU threads and CUDALucas only uses one of those threads. As an experiment, you can always try commenting out one of the lines in our GPU notebook that starts...
Forum: Cloud Computing 2021-03-22, 12:02
Replies: 78
Views: 5,137
Posted By tdulcet
No. All the Colab VMs have one hperthreaded CPU...

No. All the Colab VMs have one hperthreaded CPU core with two threads. MPrime does not use the hyperthreading by default when doing LL/PRP tests, so it will only use one of those CPU threads. On the...
Forum: Cloud Computing 2021-03-10, 14:17
Replies: 78
Views: 5,137
Posted By tdulcet
Interesting problem, thanks for bringing it up....

Interesting problem, thanks for bringing it up. The potential new GPU notebook that uses GpuOwl would only download and build GpuOwl the first time it was run, as it would save the binary to the...
Forum: Cloud Computing 2021-03-08, 17:18
Replies: 78
Views: 5,137
Posted By tdulcet
Yeah, my potential GpuOwl install script would...

Yeah, my potential GpuOwl install script would need to work with the default GCC version. Colab uses Ubuntu 18.04, which includes GCC 7.5. As I said, that was the last version/commit that...
Forum: Cloud Computing 2021-03-07, 16:51
Replies: 78
Views: 5,137
Posted By tdulcet
As requested by @LaurV, both our notebooks now...

As requested by @LaurV, both our notebooks now support all the worktypes for the CPU that MPrime currently supports! Feedback is welcome.



Unfortunately, even half the disk space would still...
Forum: Cloud Computing 2021-02-25, 14:44
Replies: 78
Views: 5,137
Posted By tdulcet
Our extension is not designed to act like a bot...

Our extension is not designed to act like a bot and I would actually consider that an abuse of it. It is only to assist users with the otherwise tedious task of checking if their notebooks will...
Forum: Cloud Computing 2021-02-24, 15:54
Replies: 78
Views: 5,137
Posted By tdulcet
No problem, we are happy to help. I...

No problem, we are happy to help.



I have only seen this once and only with the free Colab. However, even if a notebook disconnects, our extension will just automatically reconnect it. I added...
Forum: Cloud Computing 2021-02-23, 16:58
Replies: 78
Views: 5,137
Posted By tdulcet
Thanks for testing it and for the feedback! Those...

Thanks for testing it and for the feedback! Those errors are in the CUDALucas source code, so there is not much we can do about them and they do not cause any known issues. Our GPU notebook just...
Forum: Cloud Computing 2021-02-23, 15:06
Replies: 5
Views: 511
Posted By tdulcet
Post Install Scripts for Linux

I wrote Linux install scripts for MPrime, Mlucas and CUDALucas, which should work on all cloud providers. They can all be run with a single command and will automatically download, build, setup and...
Forum: Cloud Computing 2021-02-21, 14:19
Replies: 78
Views: 5,137
Posted By tdulcet
See the "Differences from the GPU72 Project...

See the "Differences from the GPU72 Project notebook" section of the first post, which addresses this. In short, his notebook is for trial factoring and our notebooks are for primality testing.
...
Forum: Mlucas 2021-02-01, 15:03
Replies: 89
Views: 29,778
Posted By tdulcet
Post New Install Script for Linux version 3

OK, thanks.



Great, I will look forward to that. I cannot seem to update my attachment on post #83 (https://www.mersenneforum.org/showpost.php?p=569920&postcount=83), so I attached a version 3...
Forum: Mlucas 2021-01-30, 14:34
Replies: 89
Views: 29,778
Posted By tdulcet
No problem. There was also an issue with the...

No problem. There was also an issue with the ./Mlucas -s h command, where none of the FFT lengths (65536K - 196608K) and radix combos tested worked (see post #84...
Forum: Mlucas 2021-01-24, 14:41
Replies: 89
Views: 29,778
Posted By tdulcet
Minus Self-test issues

These are probably known issues, but I thought I should note that the ./Mlucas -s a, ./Mlucas -s h and ./Mlucas -s t self-test options do not work. I do not have a personal interest in these options,...
Forum: Mlucas 2021-01-23, 15:14
Replies: 89
Views: 29,778
Posted By tdulcet
Post 🆕 New Install Script for Linux

Great, thanks for fixing it so quickly!

I attached the new version of my install script for Linux (https://www.mersenneforum.org/showthread.php?p=545949#post545949), which implements @ewmayer's...
Forum: Mlucas 2021-01-22, 13:57
Replies: 89
Views: 29,778
Posted By tdulcet
Wow, that is an impressive speedup. I will also...

Wow, that is an impressive speedup. I will also update my install script to support Clang after v19.1 is released.

I finished implementing steps 3 and 4 from post #71, although I get a few errors....
Forum: Mlucas 2021-01-20, 14:30
Replies: 89
Views: 29,778
Posted By tdulcet
Nice. I used to have access to that system in...

Nice. I used to have access to that system in college. MPrime defaulted to configuration #5 on it. I never tried running Mlucas, but I would have thought configuration 19 or 21 would provide the best...
Forum: Mlucas 2021-01-19, 13:46
Replies: 89
Views: 29,778
Posted By tdulcet
That would be very helpful to automate this! ...

That would be very helpful to automate this!



Wow, thanks for doing it so quickly! This will be very helpful. I committed and pushed the the changes I described in my previous post to GitHub...
Forum: Mlucas 2021-01-17, 16:05
Replies: 89
Views: 29,778
Posted By tdulcet
No problem. I will look forward to your new v19.1...

No problem. I will look forward to your new v19.1 release.



Thanks for the fix. This had been preventing me from running Mlucas on my Raspberry Pis for a couple years, so that is great that it...
Forum: Mlucas 2021-01-14, 13:21
Replies: 89
Views: 29,778
Posted By tdulcet
Nice! Thanks. With my script you should be able...

Nice! Thanks. With my script you should be able to compile Mlucas on demand, since is uses a parallel Makefile with one job for each CPU thread, it should only take a couple minutes or less to...
Forum: Mlucas 2021-01-13, 12:10
Replies: 89
Views: 29,778
Posted By tdulcet
My install script for Linux...

My install script for Linux (https://www.mersenneforum.org/showthread.php?p=545949#post545949) currently follows the recommended instructions on the Mlucas README for each architecture to hopefully...
Showing results 1 to 25 of 31

 
All times are UTC. The time now is 16:28.

Mon May 17 16:28:50 UTC 2021 up 39 days, 11:09, 0 users, load averages: 2.91, 3.47, 3.42

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2021, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.