While checking the GPU usage properly I realized that kokkos is only using 1 gpu card and not both.
Given below is the output of nvidia-smi command, as we can see it using card number 1 for both mpi threads and not card 0.
While checking the GPU usage properly I realized that kokkos is only using 1 gpu card and not both.
Given below is the output of nvidia-smi command, as we can see it using card number 1 for both mpi threads and not card 0.