Yadong Zeng

icon location Researcher from UT Austin, Ph.D. from University of Minnesota, Interns at LBNL, CFD and ML lover

Results 14 comments of Yadong Zeng

Segfault while running the hypre tutorial using CUDA GPU

Here is the way to reproduce the above bug. 1. Make sure you installed the CUDA correctly 2. Download the latest hypre from https://github.com/hypre-space/hypre.git to your home directory 3. Use...

curand and cusparse errors while compiling the LinearSolver tutorials using the CMake with CUDA and HYPRE

@etpalmer63 Here is the way to reproduce the above error. 1. Fix the bug https://github.com/AMReX-Codes/amrex/pull/2896, 2. Follow https://github.com/AMReX-Codes/amrex/issues/2898#issuecomment-1204215330 to set up the HYPRE 3. Follow https://amrex-codes.github.io/amrex/tutorials_html/Hypre_Install.html#building-with-hypre-via-cmake to build the tutorial...

curand and cusparse errors while compiling the LinearSolver tutorials using the CMake with CUDA and HYPRE

@etpalmer63 Yes, exactly the same way.

curand and cusparse errors while compiling the LinearSolver tutorials using the CMake with CUDA and HYPRE

As @WeiqunZhang suggested in the slack channel, here is one way to bypass this error. 1. There is a file cmbuild/LinearSolvers/ABecLaplacian_C/CMakeFiles/ABecLaplacian_C.dir/link.txt generated by cmake configuration. Just edit that file to...

curand and cusparse errors while compiling the LinearSolver tutorials using the CMake with CUDA and HYPRE

@etpalmer63 1. I defined HYPRE_HOME in .bashrc: export HYPRE_DIR=/home/zengx372/hypre/src/hypre 2. echo $HYPRE_DIR -> /home/zengx372/hypre/src/hypre. Please change ~/hypre/src/hypre to your $HYPRE_DIR 3. This is a hypre related issue (https://github.com/hypre-space/hypre/pull/710/files). We submitted...

Ablity to set video start and end time for accurate option

This will be a very useful and important feature. Support it!

HYPRE CUDA examples only work in Debug builds

Same issue here. Just wonder if there are more suggestions about this issue.

Delete is True in the following line?

Or use == True

About the lorenz system

Hi Nick, @NickGeneva, any follow up for this question?

Errors about compiling and running hypre gpu example of amrex tutorials

The above errors still appear even if I compile and build the hypre with -DHYPRE_ENABLE_UNIFIED_MEMORY=ON and add the `amrex.the_arena_is_managed = 1` in the inputs file.