try fix lllyasviel#849

args_manager.py

@@ -10,11 +10,20 @@
                              help="Translate UI using json files in [language] folder. "
                                   "For example, [--language example] will use [language/example.json] for translation.")
 
+# For example, https://github.com/lllyasviel/Fooocus/issues/849
+fcbh_cli.parser.add_argument("--enable-smart-memory", action="store_true",
+                             help="Force loading models to vram when the unload can be avoided. "
+                                  "Some Mac users may need this.")
+
+fcbh_cli.parser.set_defaults(
+    disable_cuda_malloc=True,
+    auto_launch=True,
+    port=None
+)
+
 fcbh_cli.args = fcbh_cli.parser.parse_args()
-fcbh_cli.args.disable_cuda_malloc = True
-fcbh_cli.args.auto_launch = True
 
-if getattr(fcbh_cli.args, 'port', 8188) == 8188:
-    fcbh_cli.args.port = None
+# Disable by default because of issues like https://github.com/lllyasviel/Fooocus/issues/724
+fcbh_cli.args.disable_smart_memory = not fcbh_cli.args.enable_smart_memory
 
 args = fcbh_cli.args

fooocus_version.py

@@ -1 +1 @@
-version = '2.1.774'
+version = '2.1.775'

modules/patch.py

@@ -493,20 +493,7 @@ def loader(*args, **kwargs):
     return
 
 
-def disable_smart_memory():
-    print(f'[Fooocus] Disabling smart memory')
-    fcbh.model_management.DISABLE_SMART_MEMORY = True
-    args_manager.args.disable_smart_memory = True
-    fcbh.cli_args.args.disable_smart_memory = True
-    return
-
-
 def patch_all():
-    # Many recent reports show that Comfyanonymous's method is still not robust enough and many 4090s are broken
-    # We will not use it until this method is really usable
-    # For example https://github.com/lllyasviel/Fooocus/issues/724
-    disable_smart_memory()
-
     if not hasattr(fcbh.model_management, 'load_models_gpu_origin'):
         fcbh.model_management.load_models_gpu_origin = fcbh.model_management.load_models_gpu
 

readme.md

@@ -220,7 +220,7 @@ You can install Fooocus on Apple Mac silicon (M1 or M2) with macOS 'Catalina' or
 1. Activate your new conda environment, `conda activate fooocus`.
 1. Install the pygit2, `pip install pygit2==1.12.2`.
 1. Install the packages required by Fooocus, `pip install -r requirements_versions.txt`.
-1. Launch Fooocus by running `python entry_with_update.py`. The first time you run Fooocus, it will automatically download the Stable Diffusion SDXL models and will take a significant time, depending on your internet connection.
+1. Launch Fooocus by running `python entry_with_update.py`. (Some Mac M2 users may need `python entry_with_update.py --enable-smart-memory` to speed up model loading/unloading.) The first time you run Fooocus, it will automatically download the Stable Diffusion SDXL models and will take a significant time, depending on your internet connection.
 
 Use `python entry_with_update.py --preset anime` or `python entry_with_update.py --preset realistic` for Fooocus Anime/Realistic Edition.