When using mpirun, how to enable every process binding one GPU

[mahb]

I have one DGX A100, when I use “mpirun -np 4 pvserver”, I find only one GPU card work. How to configure more GPU card to work?

[mwestphal (Mathieu Westphal (Kitware))]

This question was answered here:

Filters that uses multiple GPU ?

My bad, I was not supplying the environment variable in the correct way. It is working via mpiexec now /opt/ParaView-5.10.1-egl-MPI-Linux-Python3.9-x86_64/bin/mpiexec \ -env VTK_DEFAULT_EGL_DEVICE_INDEX=0 /opt/ParaView-5.10.1-egl-MPI-Linux-Python3.9-x86_64/bin/pvserver : \ -env VTK_DEFAULT_EGL_DEVICE_INDEX=1 /opt/ParaView-5.10.1-egl-MPI-Linux-Python3.9-x86_64/bin/pvserver +-----------------------------------------------------------------------------+ | NVIDIA-SMI 510.73.05 Driver…

[mahb]

many thanks