diff --git a/category/get_perf_info.py b/category/get_perf_info.py
index 909818e12a03ceef26e7a8df91cadcc3ed52f270..3cab22f9aec8e3df67572f872b524df423749212 100644
--- a/category/get_perf_info.py
+++ b/category/get_perf_info.py
@@ -86,6 +86,13 @@ class Perf():
             self.__pid = convert_str(perf_args['perf_pid'])
             self.perf_duration = int(perf_args['perf_duration'])
 
+        self.freq = 99
+        self.perf_data_path = Config.get_output_path()
+        self.perf_data_file = '{}{}'.format(self.perf_data_path,'perf.data')
+        self.perf_svg_file_0 = '{}{}'.format(self.perf_data_path,'perf_0.svg')
+        self.perf_svg_file = '{}{}'.format(self.perf_data_path,'perf.svg')
+
+
 
 # hotspot main function
 class Hotspot():