6 epochs is enough

src/distrib.py

@@ -13,4 +13,4 @@ dls = DataBlock(
 
 learn = Learner(dls, xresnet50(n_out=10), metrics=[accuracy,top_k_accuracy]).to_fp16()
 with learn.distrib_ctx():
-    learn.fine_tune(12)
+    learn.fine_tune(6)

src/serial.py

@@ -13,4 +13,4 @@ dls = DataBlock(
 
 learn = Learner(dls, xresnet50(n_out=10), metrics=[accuracy,top_k_accuracy]).to_fp16()
 
-learn.fine_tune(48)
+learn.fine_tune(6)