W1023 04:10:44.378000 1 torch/distributed/run.py:874] 
W1023 04:10:44.378000 1 torch/distributed/run.py:874] *****************************************
W1023 04:10:44.378000 1 torch/distributed/run.py:874] Setting OMP_NUM_THREADS environment variable for each process to be 1 in default, to avoid your system being overloaded, please further tune the variable for optimal performance in your application as needed. 
W1023 04:10:44.378000 1 torch/distributed/run.py:874] *****************************************
Using Device: cpu, Backend: gloo
Using Device: cpu, Backend: gloo
Distributed Training for WORLD_SIZE: 4, RANK: 3, LOCAL_RANK: 1
Distributed Training for WORLD_SIZE: 4, RANK: 2, LOCAL_RANK: 0
Using dataset from shared PVC at /mnt/sharedUsing dataset from shared PVC at /mnt/shared