diff --git a/serving/docker/partition/partition.py b/serving/docker/partition/partition.py
index ecaeed1be..35f38b5f5 100644
--- a/serving/docker/partition/partition.py
+++ b/serving/docker/partition/partition.py
@@ -42,7 +42,7 @@ def __init__(self, props_manager):
         self.download_model_from_s3()
 
     def download_model_from_s3(self):
-        model_id = self.properties.get("model_id")
+        model_id = self.properties.get("option.model_id")
         if not model_id or not model_id.startswith("s3://"):
             return
 
@@ -71,7 +71,7 @@ def download_model_from_s3(self):
         if not glob.glob(os.path.join(download_dir, '*')):
             raise Exception('Model download from s3url failed')
 
-        self.properties['model_id'] = download_dir
+        self.properties['option.model_id'] = download_dir
 
     def install_requirements_file(self):
         req_file_dir = self.properties_manager.properties_dir
@@ -106,13 +106,13 @@ def set_environmental_vars(self):
 
     def download_config_from_hf(self):
         # checks if model_id is a path
-        if glob.glob(self.properties['model_id']):
-            return self.properties['model_id']
+        if glob.glob(self.properties['option.model_id']):
+            return self.properties['option.model_id']
 
         download_dir = os.environ.get("SERVING_DOWNLOAD_DIR",
                                       '/tmp/download/model/')
 
-        model_name = self.properties['model_id']
+        model_name = self.properties['option.model_id']
         downloaded_dir = snapshot_download(
             repo_id=model_name,
             cache_dir=download_dir,
@@ -122,7 +122,7 @@ def download_config_from_hf(self):
 
     def copy_config_files(self):
         model_dir = self.properties['model_dir']
-        if 'model_id' in self.properties:
+        if 'option.model_id' in self.properties:
             model_dir = self.download_config_from_hf()
 
         config_files = []
@@ -130,14 +130,16 @@ def copy_config_files(self):
             config_files += glob.glob(os.path.join(model_dir, pattern))
 
         for file in config_files:
-            shutil.copy(file, dst=self.properties['save_mp_checkpoint_path'])
+            shutil.copy(file,
+                        dst=self.properties['option.save_mp_checkpoint_path'])
 
     def upload_checkpoints_to_s3(self):
         if 'upload_checkpoints_s3url' not in self.properties:
             return
 
         s3url = self.properties['upload_checkpoints_s3url']
-        saved_checkpoints_dir = self.properties["save_mp_checkpoint_path"]
+        saved_checkpoints_dir = self.properties[
+            "option.save_mp_checkpoint_path"]
 
         if not saved_checkpoints_dir.endswith('/'):
             saved_checkpoints_dir = saved_checkpoints_dir + '/'
@@ -154,7 +156,7 @@ def upload_checkpoints_to_s3(self):
             commands = ["aws", "s3", "sync", saved_checkpoints_dir, s3url]
 
         subprocess.run(commands)
-        shutil.rmtree(self.properties["save_mp_checkpoint_path"])
+        shutil.rmtree(self.properties["option.save_mp_checkpoint_path"])
 
     def cleanup(self):
         """
@@ -184,16 +186,18 @@ def run_partition(self):
 
     def load_the_generated_checkpoints(self):
         if self.properties['engine'] == 'DeepSpeed':
-            saved_checkpoints_dir = self.properties["save_mp_checkpoint_path"]
+            saved_checkpoints_dir = self.properties[
+                "option.save_mp_checkpoint_path"]
             properties = utils.load_properties(saved_checkpoints_dir)
             properties['model_dir'] = saved_checkpoints_dir
-            properties['entryPoint'] = self.properties['entryPoint']
+            properties['option.entryPoint'] = self.properties[
+                'option.entryPoint']
             properties['partition_handler'] = 'handle'
 
             entry_point_file = None
-            if properties['entryPoint'] == 'model.py':
+            if properties['option.entryPoint'] == 'model.py':
                 entry_point_file = os.path.join(
-                    self.properties['properties_dir'], 'model.py')
+                    self.properties_manager.properties_dir, 'model.py')
                 shutil.copy(entry_point_file, saved_checkpoints_dir)
 
             commands = get_partition_cmd(True, properties)
diff --git a/serving/docker/partition/properties_manager.py b/serving/docker/partition/properties_manager.py
index 927da4290..e5ee85810 100644
--- a/serving/docker/partition/properties_manager.py
+++ b/serving/docker/partition/properties_manager.py
@@ -20,22 +20,17 @@
 from utils import is_engine_mpi_mode, get_engine_configs, get_download_dir, load_properties
 
 EXCLUDE_PROPERTIES = [
-    'option.model_id', 'save_mp_checkpoint_path', 'model_dir',
+    'option.model_id', 'option.save_mp_checkpoint_path', 'model_dir',
     'upload_checkpoints_s3url', 'properties_dir'
 ]
 
-PARTITION_SUPPORTED_ENGINES = ['DeepSpeed', 'FasterTransformer']
-
-CHUNK_SIZE = 4096  # 4MB chunk size
-
 
 class PropertiesManager(object):
 
     def __init__(self, args):
         self.entry_point_url = None
-        self.properties = {}
         self.properties_dir = args.properties_dir
-        load_properties(self.properties_dir)
+        self.properties = load_properties(self.properties_dir)
 
         if args.model_id:
             self.properties['option.model_id'] = args.model_id
@@ -43,7 +38,7 @@ def __init__(self, args):
             self.properties['engine'] = args.engine
         if args.save_mp_checkpoint_path:
             self.properties[
-                'save_mp_checkpoint_path'] = args.save_mp_checkpoint_path
+                'option.save_mp_checkpoint_path'] = args.save_mp_checkpoint_path
         if args.tensor_parallel_degree:
             self.properties[
                 'option.tensor_parallel_degree'] = args.tensor_parallel_degree
@@ -86,7 +81,7 @@ def validate_and_correct_checkpoints_json(self):
         """
         if self.properties.get('engine') == 'DeepSpeed':
             config_file = os.path.join(
-                self.properties['save_mp_checkpoint_path'],
+                self.properties['option.save_mp_checkpoint_path'],
                 'ds_inference_config.json')
             if not os.path.exists(config_file):
                 raise ValueError("Checkpoints json file was not generated."
@@ -103,17 +98,17 @@ def validate_and_correct_checkpoints_json(self):
                 json.dump(configs, f)
 
     def generate_properties_file(self):
-        checkpoint_path = self.properties.get('save_mp_checkpoint_path')
+        checkpoint_path = self.properties.get('option.save_mp_checkpoint_path')
         configs = get_engine_configs(self.properties)
 
         for key, value in self.properties.items():
             if key not in EXCLUDE_PROPERTIES:
-                if key == "entryPoint":
-                    entry_point = self.properties.get("entryPoint")
+                if key == "option.entryPoint":
+                    entry_point = self.properties.get("option.entryPoint")
                     if entry_point == "model.py":
                         continue
                     elif self.entry_point_url:
-                        configs["entryPoint"] = self.entry_point_url
+                        configs["option.entryPoint"] = self.entry_point_url
                 else:
                     configs[key] = value
 
@@ -135,14 +130,14 @@ def validate_tp_degree(self):
             )
 
     def set_and_validate_entry_point(self):
-        entry_point = self.properties.get('entryPoint')
+        entry_point = self.properties.get('option.entryPoint')
         if entry_point is None:
             entry_point = os.environ.get("DJL_ENTRY_POINT")
             if entry_point is None:
                 entry_point_file = glob.glob(
                     os.path.join(self.properties_dir, 'model.py'))
                 if entry_point_file:
-                    self.properties['entryPoint'] = 'model.py'
+                    self.properties['option.entryPoint'] = 'model.py'
                 else:
                     engine = self.properties.get('engine')
                     if engine == "DeepSpeed":
@@ -151,7 +146,7 @@ def set_and_validate_entry_point(self):
                         entry_point = "djl_python.fastertransformer"
                     else:
                         raise ValueError("Please specify engine")
-                    self.properties['entryPoint'] = entry_point
+                    self.properties['option.entryPoint'] = entry_point
         elif entry_point.lower().startswith('http'):
             logging.info(f'Downloading entrypoint file.')
             self.entry_point_url = entry_point
@@ -161,16 +156,17 @@ def set_and_validate_entry_point(self):
             with requests.get(entry_point) as r:
                 with open(model_file, 'wb') as f:
                     f.write(r.content)
-            self.properties['entryPoint'] = model_file
+            self.properties['option.entryPoint'] = model_file
             logging.info(f'Entrypoint file downloaded successfully')
 
     def set_and_validate_save_mp_checkpoint_path(self):
         save_mp_checkpoint_path = self.properties.get(
-            "save_mp_checkpoint_path")
+            "option.save_mp_checkpoint_path")
         if not save_mp_checkpoint_path:
             raise ValueError("Please specify save_mp_checkpoint_path")
         if save_mp_checkpoint_path.startswith("s3://"):
             self.properties[
                 "upload_checkpoints_s3url"] = save_mp_checkpoint_path
-            self.properties["save_mp_checkpoint_path"] = get_download_dir(
-                self.properties_dir, "partition-model")
+            self.properties[
+                "option.save_mp_checkpoint_path"] = get_download_dir(
+                    self.properties_dir, "partition-model")
diff --git a/serving/docker/partition/utils.py b/serving/docker/partition/utils.py
index ccb3ea6ef..faf6221a1 100644
--- a/serving/docker/partition/utils.py
+++ b/serving/docker/partition/utils.py
@@ -90,5 +90,5 @@ def load_properties(properties_dir):
                 if line.startswith("#") or not line.strip():
                     continue
                 key, value = line.strip().split('=', 1)
-                properties[key.split(".", 1)[-1]] = value
+                properties[key] = value
     return properties