Ben Wibking

multi-arch build support for Spack builds?

1

Hi, I've build Ascent with `spack install ascent@develop+cuda+vtkh~fortran cuda_arch=70,80 ^conduit~parmetis~fortran` using the upstream Spack. I've built my AMReX code as a multi-arch CUDA binary and linked it to this Ascent...

boxes of large dimension fail to render

4

There is a scaling or numerical precision issue somewhere in the rendering pipeline. Although well within the range of double precision values, rendering an AMR mesh with sides of length...

Nbodykit condo package fails to install itself

1

Following the instructions on the documentation, I've created a new conda env and attempted to install nbodykit with: `$conda create --name nbodykit-env python=3 `[success] ``` $conda install -c bccp nbodykit...

I've installed flang from the master branch via Spack: `spack install flang@master%gcc` but I get this (spurious?) error when I try to run flang without any arguments: ``` % flang...

InterpHooks are incompatible between FillPatcher class and FillPatch function

2

The FillPatcher class requires PreInterpHook and PostInterpHook to have the signature: `void InterpHook(amrex::MultiFab &mf, int scomp, int ncomp);` whereas the FillPatch function requires the interpolation hooks to have the signature:...

enable GPU-aware MPI when performance conditions are met

21

GPU-aware MPI significantly improves performance over the default host-pinned buffers in AMReX if two conditions are satisfied: 1. `CUDA_VISIBLE_DEVICES` is _not_ set. (e.g., when using SLURM, `--gpu-bind=none`) 2. Managed memory...

unsuccessful build on Crusher

4

I tried building on Crusher with the build script using the Cray compilers (and the other modules listed here: https://warpx.readthedocs.io/en/latest/install/hpc/crusher.html) but it fails when configuring Camp: ``` **** Configuring Camp...

macos build issue: "no valid value for variant 'cuda'"

16

I tried installing Ascent via uberenv on a new Mac laptop, but it fails with this error: ``` benwibking@Bens-MacBook-Pro ascent % python3 scripts/uberenv/uberenv.py --install --prefix="build" [uberenv python: /opt/homebrew/opt/[email protected]/bin/python3.10] [uberenv project...

undefined symbols when linking libocca.dylib with Metal

1

When building with `./configure-cmake.sh` on macOS 13.3: ``` [ 64%] Linking CXX shared library lib/libocca.dylib ld: warning: directory not found for option '-F/Library/Developer/CommandLineTools/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Metal.framework /Library/Developer/CommandLineTools/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/CoreServices.framework /Library/Developer/CommandLineTools/SDKs/MacOSX13.1.sdk/System/Library/Frameworks' Undefined symbols for architecture arm64:...

When I set `ENABLE_METAL=OFF` in `./configure-cmake.sh`, I get a linker error: ``` [ 63%] Linking CXX shared library lib/libocca.dylib Undefined symbols for architecture arm64: "occa::api::metal::function_t::run(occa::api::metal::commandQueue_t&, occa::dim, occa::dim, std::__1::vector const&)", referenced...