diff --git a/examples/mooncake_store/README.md b/examples/cache_storage/README.md
similarity index 100%
rename from examples/mooncake_store/README.md
rename to examples/cache_storage/README.md
diff --git a/examples/mooncake_store/mooncake_config.json b/examples/cache_storage/mooncake_config.json
similarity index 81%
rename from examples/mooncake_store/mooncake_config.json
rename to examples/cache_storage/mooncake_config.json
index 6e794d2214..560f3bda9a 100644
--- a/examples/mooncake_store/mooncake_config.json
+++ b/examples/cache_storage/mooncake_config.json
@@ -4,6 +4,6 @@
     "global_segment_size":8589934592,
     "local_buffer_size":134217728,
     "protocol":"rdma",
-    "rdma_devices": "mlx5_1,mlx5_2,mlx5_3,mlx5_4",
+    "rdma_devices": "",
     "master_server_addr":"0.0.0.0:15001"
 }
diff --git a/examples/mooncake_store/run.sh b/examples/cache_storage/run.sh
similarity index 99%
rename from examples/mooncake_store/run.sh
rename to examples/cache_storage/run.sh
index 842e084cfd..67424b367b 100644
--- a/examples/mooncake_store/run.sh
+++ b/examples/cache_storage/run.sh
@@ -17,7 +17,6 @@ S1_PORT=52800
 ports=(
     $S0_PORT $((S0_PORT + 1)) $((S0_PORT + 2)) $((S0_PORT + 3))
     $S1_PORT $((S1_PORT + 1)) $((S1_PORT + 2)) $((S1_PORT + 3))
-    $ROUTER_PORT
 )
 check_ports "${ports[@]}" || {
     echo "❌ Some ports are in use. Please release them."
diff --git a/examples/mooncake_store/utils.sh b/examples/cache_storage/utils.sh
similarity index 100%
rename from examples/mooncake_store/utils.sh
rename to examples/cache_storage/utils.sh
diff --git a/fastdeploy/cache_manager/transfer_factory/mooncake_store/mooncake_store.py b/fastdeploy/cache_manager/transfer_factory/mooncake_store/mooncake_store.py
index 3311bc3f25..ac7d793ad6 100644
--- a/fastdeploy/cache_manager/transfer_factory/mooncake_store/mooncake_store.py
+++ b/fastdeploy/cache_manager/transfer_factory/mooncake_store/mooncake_store.py
@@ -50,10 +50,10 @@ class MooncakeStoreConfig:
         file_path = os.getenv("MOONCAKE_CONFIG_PATH")
 
         if file_path is None:
-            local_hostname = os.environ.get("MOONCAKE_LOCAL_HOSTNAME")
+            local_hostname = os.environ.get("MOONCAKE_LOCAL_HOSTNAME", "localhost")
             metadata_server = os.environ.get("MOONCAKE_METADATA_SERVER")
-            global_segment_size = os.environ.get("MOONCAKE_GLOBAL_SEGMENT_SIZE", DEFAULT_GLOBAL_SEGMENT_SIZE)
-            local_buffer_size = os.environ.get("MOONCAKE_LOCAL_BUFFER_SIZE", DEFAULT_LOCAL_BUFFER_SIZE)
+            global_segment_size = int(os.environ.get("MOONCAKE_GLOBAL_SEGMENT_SIZE", DEFAULT_GLOBAL_SEGMENT_SIZE))
+            local_buffer_size = int(os.environ.get("MOONCAKE_LOCAL_BUFFER_SIZE", DEFAULT_LOCAL_BUFFER_SIZE))
             protocol = os.environ.get("MOONCAKE_PROTOCOL", "rdma")
             rdma_devices = os.environ.get("MOONCAKE_RDMA_DEVICES", "")
             master_server_addr = os.environ.get("MOONCAKE_MASTER_SERVER_ADDR")
@@ -63,10 +63,10 @@ class MooncakeStoreConfig:
             with open(file_path) as fin:
                 config = json.load(fin)
 
-            local_hostname = config.get("local_hostname")
+            local_hostname = config.get("local_hostname", "localhost")
             metadata_server = config.get("metadata_server")
-            global_segment_size = config.get("global_segment_size", DEFAULT_GLOBAL_SEGMENT_SIZE)
-            local_buffer_size = config.get("local_buffer_size", DEFAULT_LOCAL_BUFFER_SIZE)
+            global_segment_size = int(config.get("global_segment_size", DEFAULT_GLOBAL_SEGMENT_SIZE))
+            local_buffer_size = int(config.get("local_buffer_size", DEFAULT_LOCAL_BUFFER_SIZE))
             protocol = config.get("protocol", "rdma")
             rdma_devices = config.get("rdma_devices", "")
             master_server_addr = config.get("master_server_addr")
@@ -75,6 +75,8 @@ class MooncakeStoreConfig:
             # FIXME: use auto-select NICs in MooncakeStore will raise error and roll back to using TCP
             rdma_devices = get_rdma_nics()
             logger.info(f"No RDMA devices specified, defaulting to all available devices: {rdma_devices}")
+        if metadata_server is None or master_server_addr is None:
+            raise ValueError("Both MOONCAKE_METADATA_SERVER and MOONCAKE_MASTER_SERVER_ADDR must be provided.")
 
         return MooncakeStoreConfig(
             local_hostname=local_hostname,