修改kill命令

Makefile

@@ -11,7 +11,7 @@ status:
 
 kill:
 	@ps -ef | grep infer.py | grep -v grep | awk '{print $$2}' | xargs kill
-	@ps -ef | grep infer.py
+	@ps -ef | grep infer.py | grep -v grep
 
 log:
 	@tail -f log/runtime.log