diff --git a/cloudwatch/logs/basic/Readme.md b/cloudwatch/logs/basic/Readme.md
index 08bb4f22..bb83cf93 100644
--- a/cloudwatch/logs/basic/Readme.md
+++ b/cloudwatch/logs/basic/Readme.md
@@ -1,37 +1,10 @@
-## Create Logging Data
+#create log
 
 ```sh
-NENTRIES=10 python generate_logs.py > web_server_logs.log
+aws logs create-log-group --log-group-name "/example/basic/app"
 ```
 
-
-## Create Log Group
-
-```sh
-aws logs create-log-group --log-group-name "/example/basic/app2"
-```
-
-
-## Set Retention on Log Group
-
-```sh
-aws logs put-retention-policy --log-group-name "/example/basic/app2" --retention-in-days 1
-```
-
-
-## Create Log Stream
-
-```sh
-aws logs create-log-stream --log-group-name "/example/basic/app2" --log-stream-name $(date +%s)
-```
-
-## Send Logs to Log Stream
-
-aws logs put-log-events --log-group-name my-logs --log-stream-name 20150601 --log-events file://events
-
-## Ruby SDK Logs
+#set retention policy
 
 ```sh
-bundle install
-bundle exec rake log
-```
\ No newline at end of file
+aws logs put-retention-policy --log-group-name "/example/basic/app" --retention-in-days 1