add workload tunning documentation

README.md

@@ -6,8 +6,12 @@ Log in cluster.
 oc label node worker-0 wkloadtype=fakeload
 oc adm taint node worker-0 wkloadtype=fakeload:NoSchedule
 
-## Deploy workload
+## Workload tunning in app_template.yaml
 
+Replicas number may be adjusted line 19
+CPU workload can be disabled by commenting *lc* function call line 94
+
+## Deploy workload
 ~~~
 deploy_wkload.sh {number of deployment} [-d]
 ~~~