diff --git a/deps/log/log.c b/deps/log/log.c
index 920b658..51bdc9c 100644
--- a/deps/log/log.c
+++ b/deps/log/log.c
@@ -38,8 +38,7 @@ typedef enum {
     RT_LOG_OP_IFACE_MAX,
 }log_op_iface;
 
-struct log_handle
-{
+struct log_handle {
     int level;
     int enable;
     FILE *fp;
@@ -56,62 +55,63 @@ static unsigned char month_str[12][4] = {"Jan", "Feb", "Mar", "Apr","May", "Jun"
 
 static int log_create_dir(const char *dir_path, int path_len)
 {
-    if(dir_path == NULL)
+    if (dir_path == NULL) {
         return -1;
+    }
 
-    char *buf = (char *)calloc(path_len+1, 1);
+    char *buf = (char *)calloc(path_len + 1, 1);
     int ret = -1;
 
     memcpy(buf, dir_path, path_len);
-    if(access(buf, R_OK) != 0)
-    {
-        if(mkdir(buf, 0755)!= 0)
+    if (access(buf, R_OK) != 0) {
+        if (mkdir(buf, 0755) != 0) {
             ret = -1;
-        else
-            ret =  0;
+        } else {
+            ret = 0;
+        }
+    } else {
+        ret = 1;
     }
-    else
-        ret =  1;
+
     free(buf);
     buf = NULL;
+
     return ret;
 }
 
 static void log_close_file(struct log_handle *handle)
 {
-	pthread_mutex_lock(&handle->mutex);
-	if(handle->fp != NULL)
-	{
-		fclose(handle->fp);
-		handle->fp = NULL;
-	}
-	pthread_mutex_unlock(&handle->mutex);
-	return;
+    pthread_mutex_lock(&handle->mutex);
+    if (handle->fp != NULL) {
+        fclose(handle->fp);
+        handle->fp = NULL;
+    }
+    pthread_mutex_unlock(&handle->mutex);
 }
 
 int log_open_file(char *file_name, struct log_handle *handle)
 {
-	FILE *fp = NULL;
-	log_close_file(handle);
-	if(NULL == (fp = fopen(file_name, "a")))
-	{
-		return -1;
-	}
+    FILE *fp = NULL;
+    log_close_file(handle);
+    if (NULL == (fp = fopen(file_name, "a"))) {
+        return -1;
+    }
+
     memcpy(handle->runtime_log_fn, file_name, strlen(file_name));
     handle->fp = fp;
-	return 0;
+
+    return 0;
 }
 
 static int log_create_path(const char *file_path)
 {
-    FILE *fp  = NULL;
+    FILE *fp = NULL;
 
-	if(file_path == NULL)
-		return 0;
+    if (file_path == NULL)
+        return 0;
 
     char *p_path = rindex(file_path, '/');
-    if(p_path==0)
-    {
+    if (p_path == 0) {
         return 0;
     }
 
@@ -119,22 +119,22 @@ static int log_create_path(const char *file_path)
     int path_len = p_path - file_path;
     int i = 0;
 
-    if(log_create_dir(file_path, path_len) >= 0)
+    if (log_create_dir(file_path, path_len) >= 0)
         return 0;
 
-    for(;i<=path_len;i++,p_cur++)
-    {
-        if(*p_cur == '/')
-        {
-            if(log_create_dir(file_path, i+1) < 0)
+    for (; i <= path_len; i++, p_cur++) {
+        if (*p_cur == '/') {
+            if (log_create_dir(file_path, i + 1) < 0)
                 return -1;
         }
     }
-    if(NULL == (fp = fopen(file_path, "w")))
-    {
-		return 0;
+
+    if (NULL == (fp = fopen(file_path, "w"))) {
+        return 0;
     }
+
     fclose(fp);
+
     return 1;
 }
 
@@ -142,31 +142,32 @@ int log_create_log_file(struct log_handle *handle)
 {
     time_t t;
     struct tm local_time;
-    char tmp_log_file_name[1024+128];
+    char tmp_log_file_name[1024 + 128];
 
     time(&t);
-    if(NULL == (localtime_r(&t, &local_time)))
-    {
+    if (NULL == (localtime_r(&t, &local_time))) {
         return 0;
     }
-    snprintf(tmp_log_file_name, sizeof(tmp_log_file_name), "%s.%04d-%02d-%02d", handle->defined_log_fn, local_time.tm_year + 1900, local_time.tm_mon + 1, local_time.tm_mday);
+    snprintf(tmp_log_file_name, sizeof(tmp_log_file_name), "%s.%04d-%02d-%02d",
+             handle->defined_log_fn, local_time.tm_year + 1900,
+             local_time.tm_mon + 1, local_time.tm_mday);
 
-    if(handle->fp == NULL)
-    {
-	    if(0 != log_open_file(tmp_log_file_name, handle)) return 0;
-    }
-    else
-    {
-	    if (0 != memcmp(tmp_log_file_name, handle->runtime_log_fn, strlen(tmp_log_file_name)))
-	    {
-		    if(0 != log_open_file(tmp_log_file_name, handle))return 0;
-	    }
+    if (handle->fp == NULL) {
+        if (0 != log_open_file(tmp_log_file_name, handle))
+            return 0;
+    } else {
+        if (0 != memcmp(tmp_log_file_name, handle->runtime_log_fn,
+                        strlen(tmp_log_file_name))) {
+            if (0 != log_open_file(tmp_log_file_name, handle))
+                return 0;
+        }
     }
 
     return 1;
 }
 
-static void log_print_file(struct log_handle *handle, int level, const char *module, va_list ap, const char *fmt)
+static void log_print_file(struct log_handle *handle, int level, const char *module,
+                           va_list ap, const char *fmt)
 {
     char buf[64]={0};
 	time_t t;
@@ -176,7 +177,8 @@ static void log_print_file(struct log_handle *handle, int level, const char *mod
 	time(&t);
     if(NULL == (localtime_r(&t, &local_time))) return;
     snprintf(buf, sizeof(buf), "%s %s %d %02d:%02d:%02d %d", weekday_str[local_time.tm_wday],
-             month_str[local_time.tm_mon], local_time.tm_mday, local_time.tm_hour, local_time.tm_min, local_time.tm_sec, local_time.tm_year+1900);
+             month_str[local_time.tm_mon], local_time.tm_mday, local_time.tm_hour,
+             local_time.tm_min, local_time.tm_sec, local_time.tm_year+1900);
 
     log_create_log_file(handle);
     fprintf(handle->fp, "%s, %s, %s, ", buf, level_str_map[level], module);
@@ -186,7 +188,8 @@ static void log_print_file(struct log_handle *handle, int level, const char *mod
     fflush(handle->fp);
 }
 
-static void log_print_console(struct log_handle *handle, int level, const char *module, va_list ap, const char *fmt)
+static void log_print_console(struct log_handle *handle, int level, const char *module,
+                              va_list ap, const char *fmt)
 {
     char buf[64]={0};
 	time_t t;
@@ -196,7 +199,8 @@ static void log_print_console(struct log_handle *handle, int level, const char *
 	time(&t);
     if(NULL == (localtime_r(&t, &local_time))) return;
     snprintf(buf, sizeof(buf), "%s %s %d %02d:%02d:%02d %d", weekday_str[local_time.tm_wday],
-             month_str[local_time.tm_mon], local_time.tm_mday, local_time.tm_hour, local_time.tm_min, local_time.tm_sec, local_time.tm_year+1900);
+             month_str[local_time.tm_mon], local_time.tm_mday, local_time.tm_hour,
+             local_time.tm_min, local_time.tm_sec, local_time.tm_year+1900);
     fprintf(handle->fp, "%s, %s, %s, ", buf, level_str_map[level], module);
 
     vfprintf(handle->fp, fmt, ap);
@@ -204,18 +208,16 @@ static void log_print_console(struct log_handle *handle, int level, const char *
     fflush(handle->fp);
 }
 
-void log_options_set_level(struct log_handle * handle, int level)
+void log_handle_set_level(struct log_handle * handle, int level)
 {
-    if(handle != NULL)
-    {
+    if (handle != NULL) {
         handle->level = level;
     }
 }
 
-void log_options_set_enable(struct log_handle * handle, int enable)
+void log_handle_set_enable(struct log_handle * handle, int enable)
 {
-    if(handle != NULL)
-    {
+    if (handle != NULL) {
         handle->enable = enable;
     }
 }
@@ -223,17 +225,15 @@ void log_options_set_enable(struct log_handle * handle, int enable)
 struct log_handle *log_handle_create(const char *file_path, int level)
 {
     struct log_handle *handle = ALLOC(struct log_handle, 1);
-    if(!handle)
-    {
+    if (!handle) {
         return NULL;
     }
-	handle->enable=1;
+    handle->enable = 1;
     handle->level = level;
     strncpy(handle->defined_log_fn, file_path, 1024);
-    pthread_mutex_init(&handle->mutex,NULL);
+    pthread_mutex_init(&handle->mutex, NULL);
 
-    if(handle->enable)
-    {
+    if (handle->enable) {
         log_create_path(handle->defined_log_fn);
     }
 
@@ -242,37 +242,32 @@ struct log_handle *log_handle_create(const char *file_path, int level)
 
 void log_handle_destroy(struct log_handle * handle)
 {
-    if(!handle)
-    {
+    if (!handle) {
         return;
     }
 
-    if(handle->iface == LOG_OP_IFACE_FILE && handle->fp != NULL)
-    {
+    if (handle->iface == LOG_OP_IFACE_FILE && handle->fp != NULL) {
         fclose(handle->fp);
-        handle->fp=NULL;
+        handle->fp = NULL;
     }
 
     pthread_mutex_destroy(&(handle->mutex));
     free(handle);
     handle = NULL;
-    return;
 }
 
 void log_print(struct log_handle *handle, int level, const char *module, const char *fmt, ...)
 {
     va_list ap;
 
-    if(handle->enable != 1 && level >= handle->level)
-    {
+    if (handle->enable != 1 && level >= handle->level) {
         handle->fp = stdout;
         handle->iface = LOG_OP_IFACE_CONSOLE;
         va_start(handle->ap, fmt);
         log_print_console(handle, level, module, ap, fmt);
         va_end(handle->ap);
     }
-    if (handle->enable == 1 && level >= handle->level)
-    {
+    if (handle->enable == 1 && level >= handle->level) {
         handle->iface = LOG_OP_IFACE_FILE;
         va_start(ap, fmt);
         log_print_file(handle, level, module, ap, fmt);
diff --git a/deps/log/log.h b/deps/log/log.h
index 2d1cd21..681fb66 100644
--- a/deps/log/log.h
+++ b/deps/log/log.h
@@ -39,8 +39,8 @@ enum {
 #define log_fatal(handle, module, fmt, ...)	   log_print(handle, LOG_FATAL, module, fmt, ##__VA_ARGS__)
 
 void log_print(struct log_handle *, int level, const char *module, const char *fmt, ...);
-void log_options_set_enable(struct log_handle *, int enable);
-void log_options_set_level(struct log_handle *, int level);
+void log_handle_set_enable(struct log_handle *, int enable);
+void log_handle_set_level(struct log_handle *, int level);
 
 struct log_handle * log_handle_create(const char *file_path, int level);
 void log_handle_destroy(struct log_handle *);
diff --git a/include/maat.h b/include/maat.h
index d12360c..5740fed 100644
--- a/include/maat.h
+++ b/include/maat.h
@@ -163,10 +163,13 @@ int maat_options_set_hit_group_enabled(struct maat_options *opts);
 struct maat *maat_new(struct maat_options *opts, const char *table_info_path);
 void maat_free(struct maat *instance);
 
+void maat_reload_log_level(struct maat *instance, enum log_level level);
+
 /**
- * Each thread can call this function initially, maat will maintain the thread_id internally,
- * So it's no need to pass thread_id by maat_scan_xx and xx_plugin_get_ex_data API
-*/
+ * Each thread can call this function initially, maat will maintain the
+ * thread_id internally, So it's no need to pass thread_id by maat_scan_xx and
+ * xx_plugin_get_ex_data API
+ */
 void maat_register_thread(struct maat *instance);
 
 /* maat helper API */
diff --git a/src/maat_api.c b/src/maat_api.c
index 6c1f4bc..6dce05f 100644
--- a/src/maat_api.c
+++ b/src/maat_api.c
@@ -353,7 +353,7 @@ struct maat *maat_new(struct maat_options *opts, const char *table_info_path)
 
     if (strlen(maat_inst->opts.log_path) != 0) {
         maat_inst->logger = log_handle_create(maat_inst->opts.log_path,
-                                                  maat_inst->opts.log_level);
+                                              maat_inst->opts.log_level);
     } else {
         char log_path[MAX_NAME_STR_LEN] = {0};
         if (strlen(maat_inst->opts.inst_name) > 0) {
@@ -443,6 +443,12 @@ void maat_free(struct maat *maat_inst)
 	pthread_join(maat_inst->cfg_mon_thread, &ret);
 }
 
+void maat_reload_log_level(struct maat *maat_inst, enum log_level level)
+{
+    maat_inst->opts.log_level = level;
+    log_handle_set_level(maat_inst->logger, level);
+}
+
 __thread int _thread_local_tid = -1;
 void maat_register_thread(struct maat *maat_inst)
 {
@@ -542,7 +548,8 @@ int maat_table_callback_register(struct maat *maat_inst, int table_id,
     if (table_type != TABLE_TYPE_PLUGIN) {
         pthread_mutex_unlock(&(maat_inst->background_update_mutex));
         log_fatal(maat_inst->logger, MODULE_MAAT_API, 
-                  "[%s:%d] table type:%d illegal", __FUNCTION__, __LINE__, table_type);
+                  "[%s:%d] table type:%d illegal",
+                  __FUNCTION__, __LINE__, table_type);
         return -1;
     }
 
diff --git a/src/maat_compile.c b/src/maat_compile.c
index 0afc40f..c2d84b8 100644
--- a/src/maat_compile.c
+++ b/src/maat_compile.c
@@ -1370,7 +1370,7 @@ static int maat_add_group_to_compile(struct rcu_hash_table *hash_tbl,
         }
     }
 
-    return ret;
+    return 0;
 }
 
 static int maat_remove_group_from_compile(struct rcu_hash_table *hash_tbl,
@@ -1450,7 +1450,7 @@ static int maat_remove_group_from_compile(struct rcu_hash_table *hash_tbl,
         }
     }
 
-    return ret;
+    return 0;
 }
 
 struct compile_state *compile_state_new(void)
diff --git a/src/maat_config_monitor.c b/src/maat_config_monitor.c
index 8e178c8..95b3802 100644
--- a/src/maat_config_monitor.c
+++ b/src/maat_config_monitor.c
@@ -181,10 +181,7 @@ static int cm_read_table_file(struct cm_table_info_t *index,
 			continue;
 		}
 
-		ret = update_fn(index->table_name, line, u_param);
-		if (ret < 0) {
-			break;
-		}
+		update_fn(index->table_name, line, u_param);
 	}
 
 	FREE(file_buff);
diff --git a/src/version.map b/src/version.map
index 984f5b1..d2b1474 100644
--- a/src/version.map
+++ b/src/version.map
@@ -6,6 +6,7 @@ global:
         maat_new;
         maat_free;
         maat_get_table_id;
+        maat_reload_log_level;
         maat_table*;
         maat_compile_table*;
         maat_plugin_table*;
diff --git a/test/maat_framework_gtest.cpp b/test/maat_framework_gtest.cpp
index e5dc8ee..6197943 100644
--- a/test/maat_framework_gtest.cpp
+++ b/test/maat_framework_gtest.cpp
@@ -6999,7 +6999,7 @@ protected:
         struct maat_options *opts = maat_options_new();
         maat_options_set_redis(opts, redis_ip, redis_port, redis_db);
         maat_options_set_stat_file(opts, "./stat.log");
-        maat_options_set_logger(opts, "./maat_framework_gtest.log", LOG_LEVEL_INFO);
+        maat_options_set_logger(opts, "./maat_framework_gtest.log", LOG_LEVEL_FATAL);
         maat_options_set_hit_path_enabled(opts);
         maat_options_set_hit_group_enabled(opts);
 
@@ -7038,6 +7038,7 @@ TEST_F(MaatCmdTest, SetIP) {
     const char *g2c_table_name = "GROUP2COMPILE_DEFAULT";
     struct maat *maat_inst = MaatCmdTest::_shared_maat_inst;
     struct maat_state *state = maat_state_new(maat_inst, thread_id);
+    maat_reload_log_level(maat_inst, LOG_LEVEL_INFO);
 
     /* compile table add line */
     long long compile_id = maat_cmd_incrby(maat_inst, "TEST_SEQ", 1);
diff --git a/test/maat_json.json b/test/maat_json.json
index b46c944..bc96f2d 100644
--- a/test/maat_json.json
+++ b/test/maat_json.json
@@ -2267,34 +2267,6 @@
                 }
             ]
         },
-        {
-            "compile_id": 183,
-            "service": 1,
-            "action": 1,
-            "do_blacklist": 1,
-            "do_log": 1,
-            "user_region": "StringScan.RegexWithNotContains",
-            "is_valid": "yes",
-            "groups": [
-                {
-                    "virtual_table": "CORNER_CASE_TABLE",
-                    "group_name": "183_expr_group",
-                    "group_id": 168,
-                    "regions": [
-                        {
-                            "table_name": "CORNER_CASE_TABLE",
-                            "table_type": "expr",
-                            "table_content": {
-                                "keywords": "^(?=.*/rain/a/TWF2021042600418000)(?!new.qq.com).*",
-                                "expr_type": "regex",
-                                "match_method": "sub",
-                                "format": "uncase plain"
-                            }
-                        }
-                    ]
-                }
-            ]
-        },
         {
             "compile_id": 184,
             "user_region": "APP_ID=6006740;Liumengyan-Bugreport-20210515",