diff --git a/Dockerfile b/Dockerfile
index 543e02e..95c098f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -53,3 +53,6 @@ ENV HOME=/usr/src/app
 
 # Update Ubuntu drivers
 # https://www.maketecheasier.com/install-nvidia-drivers-ubuntu/
+
+# DDP test
+# python -m torch.distributed.run --nproc_per_node 2 --master_port 1 train.py --epochs 3