Add SD_WEBUI_LOG_LEVEL envvar

webui.py

@@ -18,6 +18,17 @@ from packaging import version
 
 import logging
 
+# We can't use cmd_opts for this because it will not have been initialized at this point.
+log_level = os.environ.get("SD_WEBUI_LOG_LEVEL")
+if log_level:
+    log_level = getattr(logging, log_level.upper(), None) or logging.INFO
+    logging.basicConfig(
+        level=log_level,
+        format='%(asctime)s %(levelname)s [%(name)s] %(message)s',
+        datefmt='%Y-%m-%d %H:%M:%S',
+    )
+
+logging.getLogger("torch.distributed.nn").setLevel(logging.ERROR)  # sshh...
 logging.getLogger("xformers").addFilter(lambda record: 'A matching Triton is not available' not in record.getMessage())
 
 from modules import paths, timer, import_hook, errors, devices  # noqa: F401