diff --git a/src/entry/Maat_api.cpp b/src/entry/Maat_api.cpp
index b1c339a..d3ac7e9 100644
--- a/src/entry/Maat_api.cpp
+++ b/src/entry/Maat_api.cpp
@@ -1878,7 +1878,6 @@ int Maat_stream_scan_digest(stream_para_t * stream_para, const char * data, int
 {
 	struct _stream_para_t* sp=(struct _stream_para_t*)(*stream_para);
 	int do_query=0;
-	GIE_result_t region_result[MAX_SCANNER_HIT_NUM];
 	int hit_region_cnt=0,compile_ret=0;
 	_compile_result_t compile_result[rule_num];//dynamic array	
 	if(data==NULL||data_len<=0)
@@ -1889,6 +1888,8 @@ int Maat_stream_scan_digest(stream_para_t * stream_para, const char * data, int
 	{
 		return 0;
 	}
+	GIE_result_t* region_result=sp->feather->scanner->gie_rslt_buff+MAX_SCANNER_HIT_NUM*sp->thread_num;
+
 	struct Maat_table_runtime *table_rt=Maat_table_runtime_get(sp->feather->scanner->table_rt_mgr, sp->p_real_table->table_id);
 	GIE_handle_t* GIE_handle=table_rt->similar.gie_handle;
 	unsigned long long digest_len=0;
@@ -2065,7 +2066,6 @@ int Maat_similar_scan_string(Maat_feather_t feather,int table_id
 {
 	int hit_region_cnt=0,compile_ret=0;
 	struct _OUTER_scan_status_t* _mid=NULL;
-	GIE_result_t region_result[MAX_SCANNER_HIT_NUM];
 	_compile_result_t compile_result[rule_num];
 	struct _Maat_feather_t* _feather=(_Maat_feather_t*)feather;
 	struct Maat_scanner* my_scanner=NULL;
@@ -2087,6 +2087,8 @@ int Maat_similar_scan_string(Maat_feather_t feather,int table_id
 	{
 		return 0;
 	}
+	GIE_result_t* region_result=my_scanner->gie_rslt_buff+MAX_SCANNER_HIT_NUM*thread_num;
+
 	struct Maat_table_runtime* table_rt=Maat_table_runtime_get(my_scanner->table_rt_mgr, p_table->table_id);
 	if(table_rt->origin_rule_num==0)
 	{
@@ -2096,7 +2098,7 @@ int Maat_similar_scan_string(Maat_feather_t feather,int table_id
 	INC_SCANNER_REF(my_scanner,thread_num);
 	alignment_int64_array_add(_feather->thread_call_cnt, thread_num, 1);
 	
-	hit_region_cnt=GIE_query(gie_handle, data, data_len,region_result, MAX_SCANNER_HIT_NUM);
+	hit_region_cnt=GIE_query(gie_handle, data, data_len, region_result, MAX_SCANNER_HIT_NUM);
 	if(hit_region_cnt<0)
 	{
 		DEC_SCANNER_REF(my_scanner, thread_num);
diff --git a/src/entry/Maat_rule.cpp b/src/entry/Maat_rule.cpp
index d0eb3e8..57830e7 100644
--- a/src/entry/Maat_rule.cpp
+++ b/src/entry/Maat_rule.cpp
@@ -1028,6 +1028,7 @@ struct Maat_scanner* create_maat_scanner(unsigned int version,_Maat_feather_t *f
 	scanner->tomb_ref=feather->garbage_q;
 	scanner->logger_ref=feather->logger;
 	scanner->region_rslt_buff=ALLOC(scan_result_t, MAX_SCANNER_HIT_NUM*scan_thread_num);
+	scanner->gie_rslt_buff=ALLOC(GIE_result_t, MAX_SCANNER_HIT_NUM*scan_thread_num);
 	scanner->table_rt_mgr=Maat_table_runtime_manager_create(feather->table_mgr, feather->scan_thread_num);
 	scanner->max_table_num=Maat_table_manager_get_size(feather->table_mgr);
 	return scanner;
@@ -1067,6 +1068,8 @@ void destroy_maat_scanner(struct Maat_scanner*scanner)
 	MESA_lqueue_destroy(scanner->region_update_q, lqueue_destroy_cb, NULL);
 	free(scanner->region_rslt_buff);
 	scanner->region_rslt_buff=NULL;
+	free(scanner->gie_rslt_buff);
+	scanner->gie_rslt_buff=NULL;
 	alignment_int64_array_free(scanner->ref_cnt);
 	scanner->ref_cnt=NULL;
 	for(i=0;i<MAX_CHARSET_NUM;i++)
diff --git a/src/inc_internal/Maat_limits.h b/src/inc_internal/Maat_limits.h
index 6d025f6..f7a6abf 100644
--- a/src/inc_internal/Maat_limits.h
+++ b/src/inc_internal/Maat_limits.h
@@ -2,7 +2,7 @@
 #define	MAX_EXPR_KEYLEN			1024
 #define	MAX_DISTRICT_LEN			64
 
-#define	MAX_SCANNER_HIT_NUM			64
+#define	MAX_SCANNER_HIT_NUM			4096
 #define	MAX_GROUP_CACHE		128
 
 #define	MAX_FAILED_NUM		128
diff --git a/src/inc_internal/Maat_rule_internal.h b/src/inc_internal/Maat_rule_internal.h
index 0e58d93..c45d457 100644
--- a/src/inc_internal/Maat_rule_internal.h
+++ b/src/inc_internal/Maat_rule_internal.h
@@ -263,6 +263,7 @@ struct Maat_scanner
 	MESA_lqueue_head region_update_q;
 	struct bool_matcher * bool_matcher_expr_compiler;
 	scan_result_t *region_rslt_buff;
+	GIE_result_t* gie_rslt_buff;
 	void* logger_ref;
 	MESA_lqueue_head tomb_ref;//reference of g_feather->garbage_q