diff --git a/configs/portraitnet/portraitnet_eg1800_224x224_46k.yml b/configs/portraitnet/portraitnet_eg1800_224x224_46k.yml
index fd72f6f854..70b9277e5e 100644
--- a/configs/portraitnet/portraitnet_eg1800_224x224_46k.yml
+++ b/configs/portraitnet/portraitnet_eg1800_224x224_46k.yml
@@ -68,5 +68,5 @@ model:
   backbone:
     type: MobileNetV2_x1_0
     pretrained: https://paddleseg.bj.bcebos.com/dygraph/backbone/mobilenetv2_x1_0_ssld.tar.gz
-  add_edge: False
+  add_edge: True
   num_classes: 2
diff --git a/paddleseg/utils/download.py b/paddleseg/utils/download.py
index 7403e8f3c9..5d8bf800ac 100644
--- a/paddleseg/utils/download.py
+++ b/paddleseg/utils/download.py
@@ -146,34 +146,21 @@ def download_file_and_uncompress(url,
             shutil.rmtree(extraname)
     full_path = os.path.join(extraname,
                              filename) if filename is not None else extraname
-
-    rank_id_curr_node = int(os.environ.get("PADDLE_RANK_IN_NODE", 0))
-
     if not os.path.exists(
             full_path):  # If pretrained model exists, skip download process.
-        lock_path = extraname + '.download.lock'
-        with open(lock_path, 'w'):  # touch    
-            os.utime(lock_path, None)
-        if rank_id_curr_node == 0:
-            if not os.path.exists(savename):
-                if not os.path.exists(savepath):
-                    _download_file(url, savepath, print_progress)
-
-                if (not tarfile.is_tarfile(savepath)) and (
-                        not zipfile.is_zipfile(savepath)):
-                    if not os.path.exists(extraname):
-                        os.makedirs(extraname)
-
-                else:
-                    savename = _uncompress_file(savepath, extrapath,
-                                                delete_file, print_progress)
-                    savename = os.path.join(extrapath, savename)
-
-            shutil.move(savename, extraname)
-            os.remove(lock_path)
-
-        else:
-            while os.path.exists(lock_path):
-                time.sleep(0.5)
-
+        if not os.path.exists(savename):
+            if not os.path.exists(savepath):
+                _download_file(url, savepath, print_progress)
+
+            if (not tarfile.is_tarfile(savepath)) and (
+                    not zipfile.is_zipfile(savepath)):
+                if not os.path.exists(extraname):
+                    os.makedirs(extraname)
+                shutil.move(savepath, extraname)
+                return extraname
+
+            savename = _uncompress_file(savepath, extrapath, delete_file,
+                                        print_progress)
+            savename = os.path.join(extrapath, savename)
+        shutil.move(savename, extraname)
     return extraname