Thanks, Daniel I got the problem. There is no problem with the Versions. I was using Debug mode to run the code in the terminal. I was using directly "cmake run" to run my code which i had to use "make release" then "make run'.
On Mon, Sep 25, 2023 at 6:16 PM Daniel Arndt <[email protected]> wrote: > What is your code doing and how do you configure deal.II in all of these > cases? Are you running in Release mode when comparing the run time of your > program with different configurations? > I would be very surprised to find that vastly different runtimes are a > result of using different Ubuntu versions. > > Best, > Daniel > > On Mon, Sep 25, 2023 at 1:29 AM ME20D503 NEWTON <[email protected]> > wrote: > >> >> >> "I am experiencing varying execution speeds when running my code with >> different configurations of Ubuntu and Deal.II. Here are the observed >> speeds for the same code on different systems: >> >> 1. Ubuntu 22.04.2 LTS, Deal.II 9.5.1, 32GB RAM, Intel Xeon Silver 4208 >> CPU @ 2.10GHz x 16 cores: The code runs very fast on this system. >> >> 2. Ubuntu 22.04.1 LTS, Deal.II 9.5.1, 32GB RAM, Intel Xeon Silver 4208 >> CPU @ 2.10GHz x 16 cores: The code runs very slow on this system. >> >> 3. Ubuntu 20.04.3 LTS, Deal.II 9.4.2, 64GB RAM, Intel Xeon Silver 4208 >> CPU @ 2.10GHz x 40 cores: The code runs very slow on this system. >> >> 4. Ubuntu 22.04.3 LTS, Deal.II 9.5.1, 32GB RAM, Intel Xeon Silver 4208 >> CPU @ 2.10GHz x 16 cores: The code runs very slow on this system. >> >> I am seeking assistance to understand why there is such a significant >> difference in code execution speed across these configurations." >> >> Thank you. >> >> regards >> >> -- >> The deal.II project is located at http://www.dealii.org/ >> For mailing list/forum options, see >> https://groups.google.com/d/forum/dealii?hl=en >> --- >> You received this message because you are subscribed to the Google Groups >> "deal.II User Group" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/dealii/d657d4ed-a443-4282-9993-93e580977f99n%40googlegroups.com >> <https://groups.google.com/d/msgid/dealii/d657d4ed-a443-4282-9993-93e580977f99n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > The deal.II project is located at http://www.dealii.org/ > For mailing list/forum options, see > https://groups.google.com/d/forum/dealii?hl=en > --- > You received this message because you are subscribed to a topic in the > Google Groups "deal.II User Group" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/dealii/x6pTZ3rWeRI/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/dealii/CAOYDWbJTJq_dMCsaMJj2r9Y1bDYtHqef%2BYSxr%3DPtr-EO6oBzhw%40mail.gmail.com > <https://groups.google.com/d/msgid/dealii/CAOYDWbJTJq_dMCsaMJj2r9Y1bDYtHqef%2BYSxr%3DPtr-EO6oBzhw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/dealii/CAM2td%3DXX_%3D2HfpNSyNNa_UGR7CwCBD8uQWrFE91T3hNasziMuw%40mail.gmail.com.
