diff --git a/weed/server/volume_grpc_server.go b/weed/server/volume_grpc_batch_delete.go
similarity index 100%
rename from weed/server/volume_grpc_server.go
rename to weed/server/volume_grpc_batch_delete.go
diff --git a/weed/server/volume_grpc_client.go b/weed/server/volume_grpc_client_to_master.go
similarity index 100%
rename from weed/server/volume_grpc_client.go
rename to weed/server/volume_grpc_client_to_master.go
diff --git a/weed/server/volume_grpc_server_vacuum.go b/weed/server/volume_grpc_vacuum.go
similarity index 100%
rename from weed/server/volume_grpc_server_vacuum.go
rename to weed/server/volume_grpc_vacuum.go