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Quick notes on testing optimization flags with OpenFOAM et al

Posted January 20, 2020 at 18:45 by wyldckat

Greetings to all!

Tobi sent me an email earlier today related to this and I might as well leave a public note as well, to share with everyone the suggestions I had... so this is a quick copy-paste-adapt for future reference, until I or anyone else bothers with writing this at

I have no idea yet for the current generation of Ryzen CPUs (Ryzen 3000 series), but I do know of this report for EPYC:
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A few thoughts about today's CPU era...

Posted January 6, 2019 at 15:44 by wyldckat

So for whatever reason I went on a nostalgic thought process an hour or so ago and began reading about:
The nostalgic reason for this was that I had briefly gotten a chance to work with a couple of Intel Phi Co-processors a couple of years ago and never got the time...
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Why I contribute to the OpenFOAM forum(s), wiki(s) and the public community

Posted August 24, 2018 at 17:07 by wyldckat
Updated August 25, 2018 at 06:50 by wyldckat

Here is the TL;DR bullet list:
  1. To help others (and possibly gain IRL Karma points).
  2. To train/gain/increase/improve my experience, knowledge, patience and user support skills, in a way that no PhD or academic course could ever do.
  3. To feel accomplished, in a way similar to playing video games:
    • If I can do this task, I can do other tasks as well. If not at the moment, I'll try and try again until I can overcome this (semi-artificial) hurdle.
And if you can find the time and are willing to do...
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Open/Public answer to a recent blog post at LinkedIn

Posted July 14, 2018 at 08:03 by wyldckat

This blog post provides a complete answer to Tobias Holzmann's following post at LinkedIn:

This is because LinkedIn has a limited number of characters per comment and it required me to login in order to read the complete post... so I guess it's better that I answer here instead.


Hi Tobi and greetings to all!

Since you mentioned me here, I guess I have to answer here as...
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11th community OpenFOAM Workshop: finally managed to attend one of these! Part 3

Posted July 3, 2016 at 12:43 by wyldckat

This is the third part of a long blog post, see the first part here and the second here.

On the 30th:
  • I arrived at around 08h10, had to meet+talk with Miguel Nˇbrega to see how the clinics sessions were going to be organized.
  • The first (and only) lecture was given by Fred Mendonša, with the title "Custodians of OpenFOAM«".
    • He told us about his career experience. In a nutshell: a lot of experience, both CFD and business/management!
    • Told us and showed us a map
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