diff --git a/sources/tech/20180727 How to analyze your system with perf and Python.md b/sources/tech/20180727 How to analyze your system with perf and Python.md
index c1be98cc0e..4573ed1ee0 100644
--- a/sources/tech/20180727 How to analyze your system with perf and Python.md	
+++ b/sources/tech/20180727 How to analyze your system with perf and Python.md	
@@ -1,3 +1,7 @@
+**translating by [erlinux](https://github.com/erlinux)** 
+**PROJECT MANAGEMENT TOOL called [gn2.sh](https://github.com/lctt/lctt-cli)** 
+
+
 How to analyze your system with perf and Python
 ======