diff --git a/category/get_perf_info.py b/category/get_perf_info.py
index 09feb10583ec6dafbe73f1a3be0af34b300aca81..bc14cfc51e33d10286ae7ded46f083f855c3ac5d 100644
--- a/category/get_perf_info.py
+++ b/category/get_perf_info.py
@@ -393,6 +393,7 @@ class OffCPU():
 
     @GlobalCall.monitor_info_thread_pool.threaded_pool
     def do_offcputime_collect(self):
+        Logger().info("OffCPU数据采集开始")
         try:
             self.__set_offcpu_parameter()
             if not self.__check_offcpu_parameter():
@@ -400,6 +401,7 @@ class OffCPU():
             self.__do_offcputime_flamegraph()
         except Exception as e:
             Logger().debug("do offcpu collect error: {}".format(e))
+        Logger().info("OffCPU数据采集开始")
 
 # hotspot main function
 class Hotspot():