# \#openmp

**URL:** https://pyfr.discourse.group/tag/openmp/15.md

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## [OpenMP gradient fusion](https://pyfr.discourse.group/t/openmp-gradient-fusion/1278)

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**Author:** [@Frankx9](https://pyfr.discourse.group/u/Frankx9)\
**Replies:** 9\
**Last updated:** [23 July 2025 14:20 UTC](https://pyfr.discourse.group/t/openmp-gradient-fusion/1278 "2025-07-23T14:20:17Z")

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Hi, what is the reason for which the openMP doesn’t do gradient fusion? Purely optimization or anything else one should be aware? Best

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## [Intel sapphire-rapids processors](https://pyfr.discourse.group/t/intel-sapphire-rapids-processors/1052)

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**Author:** [@subutai](https://pyfr.discourse.group/u/subutai)\
**Replies:** 1\
**Last updated:** [8 March 2024 16:33 UTC](https://pyfr.discourse.group/t/intel-sapphire-rapids-processors/1052 "2024-03-08T16:33:01Z")

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Dear PyFR community, Has anyone had experience with the brand new intel sapphire rapids processors (a.k.a. Intel(R) Xeon Platinum 8468) using the oneapi compilers (compiler command: icx)? Especially using the new PyFR v…

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## [Seg fault with OpenMP backend](https://pyfr.discourse.group/t/seg-fault-with-openmp-backend/976)

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**Author:** [@royaero](https://pyfr.discourse.group/u/royaero)\
**Replies:** 3\
**Last updated:** [7 November 2023 21:58 UTC](https://pyfr.discourse.group/t/seg-fault-with-openmp-backend/976 "2023-11-07T21:58:18Z")

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Hello, I am attempting to install PyFR and using the CUDA backend on a virtual environment installation on a CUDA workstation works well for the given Examples as well as validation cases. However, trying to install th…

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## [Error: Metaclass conflict, cylinder test case with openmp backend](https://pyfr.discourse.group/t/error-metaclass-conflict-cylinder-test-case-with-openmp-backend/894)

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**Author:** [@rdarshan\_nfsl](https://pyfr.discourse.group/u/rdarshan_nfsl)\
**Replies:** 4\
**Last updated:** [7 August 2023 08:02 UTC](https://pyfr.discourse.group/t/error-metaclass-conflict-cylinder-test-case-with-openmp-backend/894 "2023-08-07T08:02:16Z")

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Hi, I have installed PyFR and I was able to run the euler vortex and couette flow cases as expected with openmp as the backend. But when I tried to run the 2d inc cylinder test case with openmp as the backend, I am get…

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## [KeyError on 3D case running with WSL Ubuntu openMP](https://pyfr.discourse.group/t/keyerror-on-3d-case-running-with-wsl-ubuntu-openmp/404)

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**Author:** [@jack](https://pyfr.discourse.group/u/jack)\
**Replies:** 28\
**Last updated:** [19 September 2021 14:25 UTC](https://pyfr.discourse.group/t/keyerror-on-3d-case-running-with-wsl-ubuntu-openmp/404 "2021-09-19T14:25:06Z")

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Hi All, I am running PyFr on Windows WSL Ubuntu with openMP. The 2D example cases work well. However, when I prepare my own 3D case and tried with the following command: mpiexec -n 2 pyfr run -b openmp -p building\_3d.p…

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## [Sd7003 case performance with OpenMP](https://pyfr.discourse.group/t/sd7003-case-performance-with-openmp/269)

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**Author:** [@Solal\_Amouyal](https://pyfr.discourse.group/u/Solal_Amouyal)\
**Replies:** 8\
**Last updated:** [9 February 2020 14:58 UTC](https://pyfr.discourse.group/t/sd7003-case-performance-with-openmp/269 "2020-02-09T14:58:56Z")

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Hi All, I’m a new user of PyFR. I started by running the 2D benchmark cases provided with the source files and then moved up to the supplementary materials of journal publications. I’m currently running the 3D sd7003 c…