I have specified the 'gpu_ids' to "5, 6". But the "nvidia-smi" reports the gpu 6 is idle. I have tested it multi-times. <img width="559" alt="nv" src="https://user-images.githubusercontent.com/20919303/62346001-0b554380-b527-11e9-838d-5bbf6df612bb.png">
I have specified the 'gpu_ids' to "5, 6".

But the "nvidia-smi" reports the gpu 6 is idle. I have tested it multi-times.