diff --git a/src/adapter/adapter.c b/src/adapter/adapter.c
index 33eb4b0b..3fb43df0 100644
--- a/src/adapter/adapter.c
+++ b/src/adapter/adapter.c
@@ -1025,7 +1025,7 @@ static int level_check(void *usr_data)
         gettimeofday(&tv, NULL);
         diff = tv.tv_sec - adapter->timestamp_lev;
         if (delay_s <= diff) {
-            int ret = zlog_level_switch(ct, ZLOG_LEVEL_INFO);
+            int ret = zlog_level_switch(ct, default_log_level);
             if (0 != ret) {
                 nlog_error("Modify default log level fail, ret:%d", ret);
             }
diff --git a/src/core/manager.c b/src/core/manager.c
index 1c1c4ecb..bbb00069 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -206,7 +206,7 @@ static int manager_level_check(void *usr_data)
         gettimeofday(&tv, NULL);
         diff = tv.tv_sec - manager->timestamp_lev_manager;
         if (delay_s <= diff) {
-            int ret = zlog_level_switch(neuron, ZLOG_LEVEL_INFO);
+            int ret = zlog_level_switch(neuron, default_log_level);
             if (0 != ret) {
                 nlog_error("Modify default log level fail, ret:%d", ret);
             }
diff --git a/src/utils/neu_jwt.c b/src/utils/neu_jwt.c
index 7025294d..89c2d7f4 100644
--- a/src/utils/neu_jwt.c
+++ b/src/utils/neu_jwt.c
@@ -92,7 +92,7 @@ static char *load_key(const char *dir, char *name)
     return content;
 }
 
-int neu_jwt_init(const char *dir_path)
+static void scanf_key(const char *dir_path)
 {
     DIR *          dir = NULL;
     struct dirent *ptr = NULL;
@@ -100,7 +100,7 @@ int neu_jwt_init(const char *dir_path)
     dir = opendir(dir_path);
     if (dir == NULL) {
         zlog_error(neuron, "Open dir error: %s", strerror(errno));
-        return -1;
+        return;
     }
 
     while (NULL != (ptr = readdir(dir))) {
@@ -127,6 +127,12 @@ int neu_jwt_init(const char *dir_path)
     }
 
     closedir(dir);
+}
+
+int neu_jwt_init(const char *dir_path)
+{
+    scanf_key(dir_path);
+    scanf_key("persistence");
     return 0;
 }