better

RWKV-v4neo/src/trainer.py

@@ -12,6 +12,8 @@ class train_callback(pl.Callback):
 
     def on_train_batch_start(self, trainer, pl_module, batch, batch_idx):
         args = self.args
+        # if args.cuda_cleanup > 0:
+        #     torch.cuda.empty_cache()
         g_step = trainer.global_step
 
         # LR schedule

RWKV-v4neo/train.py

@@ -94,6 +94,7 @@ if __name__ == "__main__":
     parser.add_argument("--my_pile_stage", default=0, type=int)  # my special pile mode
     parser.add_argument("--layerwise_lr", default=1, type=int)  # layerwise lr for faster convergence (but slower it/s)
     parser.add_argument("--ds_bucket_mb", default=200, type=int)  # deepspeed bucket size in MB. 200 seems enough
+    # parser.add_argument("--cuda_cleanup", default=0, type=int)  # extra cuda cleanup (sometimes helpful)
 
     args = parser.parse_args()
     args.my_timestamp = datetime.datetime.today().strftime("%Y-%m-%d-%H-%M-%S")
@@ -123,13 +124,14 @@ if __name__ == "__main__":
                     else:
                         p = int(p)
                     if p > max_p:
+                        args.my_pile_prev_p = max_p # in case max_p is corrupted
                         max_p = p
             if max_p == -1:
                 args.load_model = f"{args.proj_dir}/rwkv-init.pth"
             else:
                 args.load_model = f"{args.proj_dir}/rwkv-{max_p}.pth"
                 if args.my_pile_stage == 2:
-                    args.warmup_steps = 10
+                    args.warmup_steps = 5
                 else:
                     args.warmup_steps = 50
             args.epoch_begin = max_p + 1
@@ -212,7 +214,21 @@ if __name__ == "__main__":
         args.load_model = init_weight_name
 
     print(f"########## Loading {args.load_model}... ##########")
-    load_dict = torch.load(args.load_model, map_location="cpu")
+    try:
+        load_dict = torch.load(args.load_model, map_location="cpu")
+    except:
+        print(f'Bad checkpoint {args.load_model}')
+        if args.my_pile_stage >= 2: # try again using another checkpoint
+            max_p = args.my_pile_prev_p
+            if max_p == -1:
+                args.load_model = f"{args.proj_dir}/rwkv-init.pth"
+                args.warmup_steps = 0
+            else:
+                args.load_model = f"{args.proj_dir}/rwkv-{max_p}.pth"
+            args.epoch_begin = max_p + 1
+            print(f'Trying {args.load_model}')
+            load_dict = torch.load(args.load_model, map_location="cpu")
+
     model.load_state_dict(load_dict)
 
     trainer = Trainer.from_argparse_args(