I have a multi-GPU system with 4 GPU. Two Tesla K40 and two K20 sitting on the same PCI bus…
When I launch one MPI rank per GPU, I can use one K40 or two K40 or K40 combined with K20… But I cannot use K20 on its own.
Any idea whats happening?
I have a multi-GPU system with 4 GPU. Two Tesla K40 and two K20 sitting on the same PCI bus…
When I launch one MPI rank per GPU, I can use one K40 or two K40 or K40 combined with K20… But I cannot use K20 on its own.
Any idea whats happening?