windwm

Thank you for your answer. According to your advice, I try the command: ``` cd chainerkfac/examples/mnist mpirun -np 2 python train.py --communicator pure_nccl --gpu ``` Then I got the error:...

Yes, I train mnist sucessfully using 2 GPUs without K-FAC. But when I try to train MNIST, cifar10 and imagenet with chainerkfac, I still met this problem. `mpirun noticed that...