Discussions

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  Compilation flag DNEKRS_GPU_MPI=ON

  pranavp9 asked Mar 12, 2026 in Compiling · Unanswered

  

  

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  Is planarAvg suitable for structured multi-block extrusion meshes in nekRS?

  OH-68 asked Feb 28, 2026 in Q&A · Unanswered

  

  

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  Streamwise (z) averaging in nekRS (v24.0.4): make fields z-invariant while preserving x–y profiles (periodic)

  OH-68 asked Feb 26, 2026 in Q&A · Unanswered

  

  

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  Allowing extraction of components of the drag kernel

  aprilnovak started Sep 1, 2025 in Ideas

  

  

  

  

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  Support for reading and averaging multiple field files in UDF.

  OH-68 asked Feb 7, 2026 in Q&A · Unanswered

  

  

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  How to extrude a re2 mesh?

  foreverkon asked Feb 6, 2026 in Meshing · Answered

  

  

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  Modified rbc example encountered "fluid pressure unreasonable res00Norm!"

  cszdwcs asked Feb 6, 2026 in Q&A · Unanswered

  

  

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  How to save planarAvg results as 2D data?

  foreverkon asked Feb 2, 2026 in Q&A · Answered

  

  

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  Fails to build on Debian 13 (trixie)

  davispuh started Jan 11, 2026 in Announcements · Closed

  

  

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  Full listing of cmake options?

  VictorEijkhout asked Jan 27, 2026 in Compiling · Unanswered

  

  

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  Clarification on opSEM usage

  foreverkon asked Jan 21, 2026 in Q&A · Answered

  

  

  

  

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  CFL output for each element (NekRS v25)

  Aerokaur asked Jan 7, 2026 in Q&A · Answered

  

  

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  v25 and numeric mesh boundary IDs

  aprilnovak started Dec 17, 2025 in General

  

  

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  Slow pMG Smoother on next

  joneuhauser asked Dec 3, 2025 in Q&A · Unanswered

  

  

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  Installation on Macos M4, system 26.1

  Maccchiatooo asked Dec 14, 2025 in Q&A · Unanswered

  

  

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  mass matrix multiplication for multi-dimension arrary

  Maccchiatooo asked Dec 10, 2025 in Q&A · Answered

  

  

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  Artifacts in solution at mesh element interfaces between distinct ranks

  moviegroovie asked Dec 5, 2025 in Q&A · Unanswered

  

  

  

  

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  Issue with script on Polaris

  Maccchiatooo asked Dec 8, 2025 in Compiling · Unanswered

  

  

  

  

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  Segfault trying to restart the turbPipe case

  joneuhauser asked Dec 3, 2025 in Q&A · Closed · Answered

  

  

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  gather-scatter separately inside solid and fluid

  joneuhauser started Dec 2, 2025 in General · Closed

  

  

  

  

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  How to set up the Characteristic quantities for non-dimensionalization

  201921970-coder started Nov 30, 2025 in General

  

  

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  Problem of increasing the box size

  rodionstepanov started Nov 29, 2025 in General

  

  

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  Non-deterministic aero-forces across GPU counts

  ajariwala611 asked Nov 14, 2025 in Q&A · Answered

  

  

  

  

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  Stuck at reading restart (checkpoint data) file on multiple nodes

  moviegroovie asked Nov 12, 2025 in Q&A · Unanswered

  

  

  

  

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  Planar averaging for unstructured mesh

  moviegroovie asked Oct 30, 2025 in Q&A · Answered

  

  

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