Topics tagged mpi

Topic	Replies	Views	Activity
Developing MPI code using VSCode General Usage mpi , vscode	5	293	December 24, 2025
[San Francisco, CA] Performance Engineer - GPU Atmospheric Modeling Jobs gpu , mpi , kernelabstractions , oceananigans	2	427	November 14, 2025
Productive Scalable Distributed Task Scheduling Using an MPI-based Backend for Dagger Community announcement , parallel , benchmark , mpi , dagger	4	351	September 8, 2025
MPI library mismatch erro HDF5, Netcdf with Oceananigans General Usage question , hdf5 , mpi , netcdf , oceananigans	2	169	September 1, 2025
Faster MPI Integration in Dagger Community announcement , parallel , mpi , dagger	9	518	July 27, 2025
Julia SLURM + BLAS + Multithreading, threads not mapping well leading to poor performance Performance multithreading , mpi , slurm	5	276	June 25, 2025
PETSC.jl MPI wrapper General Usage hpc , parallel , mpi	8	1320	June 7, 2025
Speeding Up Julia Startup with MPI: Using Scratch Space to Mitigate HDD Access Delay Julia at Scale question , hpc , mpi	9	326	June 5, 2025
Pointers of Float to be used in MPI? Julia at Scale mpi	0	72	April 17, 2025
Distributed.jl vs MPI.jl Performance question , package , mpi , distributed	26	7025	January 31, 2022
Distributed Data Parallel training with 2 GPUs fails with Flux.jl on AMD GPUs Machine Learning flux , mpi , amdgpu	7	189	February 18, 2025
Save model when training with Distributed Data Parallel Machine Learning flux , mpi	0	87	February 11, 2025
Why rank 0 cannot receive stdin input? General Usage question , mpi	3	156	January 6, 2025
Nested parallelization in MPI with small outer loop and large inner loop General Usage mpi , multiprocessing	2	133	December 17, 2024
DifferentialEquations.jl+MPI.jl+PencilArrays.jl: Lack of scaling observed Julia at Scale mpi , differentialequation	20	514	December 13, 2024
[ANN] Vahana.jl - Framework for large-scale agent-based models Package Announcements mpi , agents , graphs , abm , network	19	2164	November 18, 2024
HDF5 error: MPIExt cannot find libmpi_usempif08.40.dylib General Usage hdf5 , mpi , mpipreferences	8	343	November 9, 2024
@profile slows down MPI? Performance mpi , profiling	0	52	October 24, 2024
Error returned from CUDA function in CUDA-aware MPI multi-GPU test GPU cuda , mpi , multi-gpu	1	80	October 23, 2024
How do I stop Julia optimising out a variable? (or how to use `MPI.Ibarrier()`?) General Usage compilation , mpi	2	82	October 22, 2024
How can I allocate a buffer contains different types of data (for MPI communication, for example)? Performance question , mpi	10	208	October 20, 2024
Write a String with parallel HDF5 Julia at Scale hdf5 , parallel , mpi	1	157	October 16, 2024
PythonCall.jl with CondaPkg.jl in MPI scenario Performance question , package , mpi , pythoncall , condapkg	2	223	October 11, 2024
Heap-size-hint in MPIClusterManager.jl for out of memory problems General Usage hpc , cluster , mpi	3	124	October 8, 2024
How to profile Julia MPI code? Julia at Scale mpi	17	2068	October 3, 2024
Testing parallelization with MPI and Test General Usage testing , parallel , mpi	2	208	September 23, 2024
JUHPC: HPC setup for Juliaup, Julia and some HPC key packages Package Announcements gpu , hpc , mpi	0	599	September 18, 2024
Parallelization issues General Usage parallel , mpi	4	171	September 19, 2024
Code that uses MPI.jl does not run on cluster Julia at Scale mpi	24	583	August 26, 2024
Bitten by BLAS threading. Again. (Interaction w/ MPI.) General Usage blas , multithreading , mpi	2	295	August 24, 2024