Topics tagged mpi

Topic	Replies	Views	Activity
Developing MPI code using VSCode General Usage mpi , vscode	5	278	December 24, 2025
[San Francisco, CA] Performance Engineer - GPU Atmospheric Modeling Jobs gpu , mpi , kernelabstractions , oceananigans	2	391	November 14, 2025
Productive Scalable Distributed Task Scheduling Using an MPI-based Backend for Dagger Community announcement , parallel , benchmark , mpi , dagger	4	342	September 8, 2025
MPI library mismatch erro HDF5, Netcdf with Oceananigans General Usage question , hdf5 , mpi , netcdf , oceananigans	2	156	September 1, 2025
Faster MPI Integration in Dagger Community announcement , parallel , mpi , dagger	9	505	July 27, 2025
Julia SLURM + BLAS + Multithreading, threads not mapping well leading to poor performance Performance multithreading , mpi , slurm	5	264	June 25, 2025
PETSC.jl MPI wrapper General Usage hpc , parallel , mpi	8	1303	June 7, 2025
Speeding Up Julia Startup with MPI: Using Scratch Space to Mitigate HDD Access Delay Julia at Scale question , hpc , mpi	9	314	June 5, 2025
Pointers of Float to be used in MPI? Julia at Scale mpi	0	68	April 17, 2025
Distributed.jl vs MPI.jl Performance question , package , mpi , distributed	26	6963	January 31, 2022
Distributed Data Parallel training with 2 GPUs fails with Flux.jl on AMD GPUs Machine Learning flux , mpi , amdgpu	7	180	February 18, 2025
Save model when training with Distributed Data Parallel Machine Learning flux , mpi	0	81	February 11, 2025
Why rank 0 cannot receive stdin input? General Usage question , mpi	3	152	January 6, 2025
Nested parallelization in MPI with small outer loop and large inner loop General Usage mpi , multiprocessing	2	127	December 17, 2024
DifferentialEquations.jl+MPI.jl+PencilArrays.jl: Lack of scaling observed Julia at Scale mpi , differentialequation	20	498	December 13, 2024
[ANN] Vahana.jl - Framework for large-scale agent-based models Package Announcements mpi , agents , graphs , abm , network	19	2122	November 18, 2024
HDF5 error: MPIExt cannot find libmpi_usempif08.40.dylib General Usage hdf5 , mpi , mpipreferences	8	332	November 9, 2024
@profile slows down MPI? Performance mpi , profiling	0	48	October 24, 2024
Error returned from CUDA function in CUDA-aware MPI multi-GPU test GPU cuda , mpi , multi-gpu	1	75	October 23, 2024
How do I stop Julia optimising out a variable? (or how to use `MPI.Ibarrier()`?) General Usage compilation , mpi	2	78	October 22, 2024
How can I allocate a buffer contains different types of data (for MPI communication, for example)? Performance question , mpi	10	190	October 20, 2024
Write a String with parallel HDF5 Julia at Scale hdf5 , parallel , mpi	1	146	October 16, 2024
PythonCall.jl with CondaPkg.jl in MPI scenario Performance question , package , mpi , pythoncall , condapkg	2	209	October 11, 2024
Heap-size-hint in MPIClusterManager.jl for out of memory problems General Usage hpc , cluster , mpi	3	119	October 8, 2024
How to profile Julia MPI code? Julia at Scale mpi	17	2032	October 3, 2024
Testing parallelization with MPI and Test General Usage testing , parallel , mpi	2	203	September 23, 2024
JUHPC: HPC setup for Juliaup, Julia and some HPC key packages Package Announcements gpu , hpc , mpi	0	578	September 18, 2024
Parallelization issues General Usage parallel , mpi	4	165	September 19, 2024
Code that uses MPI.jl does not run on cluster Julia at Scale mpi	24	552	August 26, 2024
Bitten by BLAS threading. Again. (Interaction w/ MPI.) General Usage blas , multithreading , mpi	2	287	August 24, 2024