The following steps will remove the services which are deployed in the lab.
From the CloudWatch console, select Alarms from the left-hand dashboard, and select the alarms which you created in the lab using the radio box.
From the Actions button, select Delete and confirm the alarm deletion.
From the CloudWatch console, select Log group under Logs and locate the log group which you created in the lab.
Under the Metric filters section, click on 1 filter and check the radio button next to the metric filter that you created.
Select the Delete button and confirm the deletion of the metric filter.
From the CloudWatch console, select Log group under Logs and select the log group which you created in the lab.
Select the Actions button and delete the log group confirming the deletion.
From the CloudTrail console, select Trails from the left-hand menu.
Use the radio button to select the trail that you created and select the Delete button to delete the Trail.
From the SNS console, select Topics and then select the name of the topic which you created, and select the Delete button, confirming the deletion in the next dialog box.
From the ECS console, select Clusters in the left-hand-menu and select the cluster which you created for the lab.
From the ECR console, select Repositories in the left-hand menu, highlight the repository name in the main panel and select the Delete button, confirming the delete in the next window.
From the CloudFormation console, select the pattern1-app and select the Delete button, confirming the deletion in the next window.
Firstly, remove the data from the S3 bucket you created, or the deletion of the stack will fail. To do this, go to the S3 console and find the bucket which you created. Select the bucket and delete all the objects confirming the deletion in the next dialog box.
Now, from the CloudFormation console, select the pattern1-base and select the Delete button, confirming the deletion in the next window.
From the Cloud9 IDE highlight the environment which you created and select the delete button