diff --git a/ucm/integration/vllm/ucm_connector.py b/ucm/integration/vllm/ucm_connector.py
index 8bec088f..3809f6fd 100644
--- a/ucm/integration/vllm/ucm_connector.py
+++ b/ucm/integration/vllm/ucm_connector.py
@@ -87,13 +87,14 @@ def __init__(self, vllm_config: "VllmConfig", role: KVConnectorRole):
         )
         self.block_size = self._vllm_config.cache_config.block_size
         self.is_mla = self._vllm_config.model_config.is_deepseek_mla
+        self.is_dsa = False
         self.kv_cache_dtype: torch.dtype = None
 
         if current_platform.is_cuda_alike():
             logger.info("CUDA device is available.")
             torch_dev = torch
             dev_name = "cuda"
-        elif current_platform.is_npu():
+        elif current_platform.device_type == "npu":
             logger.info("NPU device is available.")
             torch_dev = torch.npu
             dev_name = "npu"
@@ -345,8 +346,17 @@ def _init_kv_caches_from_forward_context(self, forward_context: "ForwardContext"
                 self.kv_caches[layer_name] = attn_layer.kv_cache[
                     forward_context.virtual_engine
                 ]
-                if self.kv_cache_dtype is None:
-                    self.kv_cache_dtype = self.kv_caches[layer_name][0].dtype
+        # Since vllm_ascend >= 0.10.0, the MLA model's tensor shape has changed to
+        # (2, num_blocks, block_size, num_kv_heads, nope_dim/rope_dim).
+        # Currently, we treat it as GQA, and use is_dsa to mark it,
+        # which works but leads to space inefficiency.
+        # TODO: Optimize this to avoid unnecessary space usage.
+        sample_kv_layer = next(iter(self.kv_caches.values()))
+        if self.is_mla and len(sample_kv_layer) == 2:
+            self.is_mla = False
+            self.is_dsa = True
+        if self.kv_cache_dtype is None:
+            self.kv_cache_dtype = sample_kv_layer[0].dtype
 
     @staticmethod
     def _extract_layer_index(layer_name: str) -> Optional[int]:
@@ -491,7 +501,7 @@ def save_kv_layer(
 
     def wait_for_save(self) -> None:
 
-        if self.is_mla and self.rank != 0:
+        if (self.is_mla or self.is_dsa) and self.rank != 0:
             return
 
         metadata = self._get_connector_metadata()
diff --git a/ucm/store/nfsstore/nfsstore_connector.py b/ucm/store/nfsstore/nfsstore_connector.py
index bd30f628..c21c686a 100644
--- a/ucm/store/nfsstore/nfsstore_connector.py
+++ b/ucm/store/nfsstore/nfsstore_connector.py
@@ -52,14 +52,17 @@ def __init__(self, config: Dict):
             param.transferDeviceId = config["device"]
             param.transferIoSize = config["io_size"]
             param.transferIoDirect = config.get("use_direct", False)
-
+            param.transferStreamNumber = config.get("stream_number", 32)
+            param.transferBufferNumber = config.get("buffer_number", 512)
         # NOTE: compatible with legacy nfsstore lib
-        if hasattr(param, "storageCapacity"):
-            param.storageCapacity = config.get("storageCapacity", 0)
-        if hasattr(param, "recycleEnable"):
-            param.recycleEnable = True if config.get("recycleEnable", 0) == 1 else False
+        if hasattr(param, "storage_capacity"):
+            param.storageCapacity = config.get("storage_capacity", 0)
+        if hasattr(param, "recycle_enable"):
+            param.recycleEnable = (
+                True if config.get("recycle_enable", 0) == 1 else False
+            )
             if param.recycleEnable:
-                param.recycleThresholdRatio = config.get("recycleThresholdRatio", 0.7)
+                param.recycleThresholdRatio = config.get("recycle_threshold_ratio", 0.7)
 
         ret = self.store.Setup(param)
         if ret != 0:
diff --git a/ucm/store/pcstore/pcstore_connector.py b/ucm/store/pcstore/pcstore_connector.py
index e8486c3d..e9e0d46d 100644
--- a/ucm/store/pcstore/pcstore_connector.py
+++ b/ucm/store/pcstore/pcstore_connector.py
@@ -49,9 +49,10 @@ def __init__(self, config: Dict):
         if transfer_enable:
             param.transferDeviceId = config["device"]
             param.transferIoSize = config["io_size"]
-            param.transferIoDirect = True
-            param.transferStreamNumber = 8
-            param.transferBufferNumber = 4096
+            param.transferIoDirect = config.get("use_direct", False)
+            param.transferStreamNumber = config.get("stream_number", 8)
+            param.transferBufferNumber = config.get("buffer_number", 4096)
+            param.transferLocalRankSize = config.get("local_rank_size", 8)
         ret = self.store.Setup(param)
         if ret != 0:
             msg = f"Failed to initialize ucmpcstore, errcode: {ret}."