Search results

smcuda initialization fails when MPI is initialized before CUDA

Status: Open.

#13354 In open-mpi/ompi;

· ghanem-nv opened on Aug 3, 2025

osc/ucx does not honor thread level requested

Status: Open.

#13347 In open-mpi/ompi;

· edgargabriel opened on Jul 28, 2025

openpmix 6.0.0 and openMPI 5.0.8 configure problem

Status: Open.

#13346 In open-mpi/ompi;

· denisbertini opened on Jul 24, 2025

Intermittent Hang in mpirun Startup with Dissimilar AWS EC2 Hosts

Status: Open.

#13345 In open-mpi/ompi;

· vink-arka opened on Jul 24, 2025

When I execute the command: <code>mpirun --allow-run-as-root -np 576 --bind-to core./wrf.exe</code>, there is an abnormal printout at the end of the process:

Status: Open.

#13344 In open-mpi/ompi;

· lillianokok opened on Jul 24, 2025

mpirun man page needs to be audited for the 6.0.0 release

documentation

Target: v6.0.x

Status: Open.

#13341 In open-mpi/ompi;

· hppritcha opened on Jul 23, 2025

Performance regression in atmospheric model when using OpenMPI – traced to slow memset

Status: Open.

#13340 In open-mpi/ompi;

· yuhao0102 opened on Jul 23, 2025

OpenMPI main branch 3rd-party prrte points to obsolete/bugged version

Status: Open.

#13337 In open-mpi/ompi;

· fgava90 opened on Jul 21, 2025

MPI_Type_get_envelope_c is wrong

Status: Open.

#13336 In open-mpi/ompi;

· lindsayad opened on Jul 16, 2025

Is the error "Error string: /lib64/libcuda.so.1: undefined symbol: cuIpcOpenMemHandle_v2 CUDA-aware support is disabled." due to unavailability of module nv_peer_mem or nvidia-peermem in the nvidia-driver

Status: Open.

#13326 In open-mpi/ompi;

· Dcn303 opened on Jul 9, 2025

ULFM cannot handle faults in MPI_Comm_spawn-ed processes

question

Target: main

Status: Open.

#13325 In open-mpi/ompi;

· Robyroc opened on Jul 7, 2025

Running openmpi with different rank on two docker on same host

question

Status: Open.

#13317 In open-mpi/ompi;

· alokprasad-mrvl opened on Jul 1, 2025