diff --git a/core/predictor/framework/infer.cpp b/core/predictor/framework/infer.cpp
old mode 100644
new mode 100755
index 871e666d5c37ae46044aee8197685c9518391193..fa77c50506c02c4350569349e4e6679dde173ffc
--- a/core/predictor/framework/infer.cpp
+++ b/core/predictor/framework/infer.cpp
@@ -391,7 +391,7 @@ int InferManager::proc_initialize(const char* path,
     return -1;
   }
   uint32_t engine_num = model_toolkit_conf.engines_size();
-  im::bsf::TaskExecutorVector<TaskT>::instance().resize(engine_num);
+  im::bsf::TaskExecutorVector<TaskT>::instance().resize(*engine_index_ptr+engine_num);
   for (uint32_t ei = 0; ei < engine_num; ++ei) {
     LOG(INFO) << "model_toolkit_conf.engines(" << ei
               << ").name: " << model_toolkit_conf.engines(ei).name();
diff --git a/core/predictor/framework/infer.h b/core/predictor/framework/infer.h
index 469737e3b21e9b5cd3f9e0eac55f351da9c81eca..93be13c684874b8b5a6686f3aeddd2942037d84c 100755
--- a/core/predictor/framework/infer.h
+++ b/core/predictor/framework/infer.h
@@ -18,11 +18,11 @@
 #include <sys/types.h>
 #include <unistd.h>
 #include <functional>
+#include <memory>
 #include <numeric>
 #include <string>
 #include <utility>
 #include <vector>
-#include <memory>
 #include "core/predictor/common/inner_common.h"
 #include "core/predictor/framework/bsf.h"
 #include "core/predictor/framework/factory.h"
diff --git a/core/predictor/framework/resource.cpp b/core/predictor/framework/resource.cpp
old mode 100644
new mode 100755
diff --git a/core/predictor/framework/resource.h b/core/predictor/framework/resource.h
index 083d1bca9dc9a2fa837f948d58dd552a310086ed..d8a114dab581b71182c1a510db16aa0d2e818b0a 100755
--- a/core/predictor/framework/resource.h
+++ b/core/predictor/framework/resource.h
@@ -16,8 +16,8 @@
 #include <map>
 #include <memory>
 #include <string>
-#include <vector>
 #include <utility>
+#include <vector>
 #include "core/cube/cube-api/include/cube_api.h"
 #include "core/predictor/common/inner_common.h"
 #include "core/predictor/framework/infer.h"