CloudWatch Events

• As a response to Cloud Watch Events, Actions can be created.
• Event Rules can be created. Event Rules have
  • Event Source: Any Resource of AWS
  • Target(s):
    • SNS
    • Lambda functions
    • SSM run-commands

Billing Alerts

• Refer Here

Scenarios

• I want to install a necessary software in all the ubuntu ec2 instances running in my account.

• Your manager wants to patch all teh windows servers

• Create an Image(AMI) of all the machines which are running for over 1 year and delte them if they are in Dev/Test Environments

Solution

• AWS Offers a Service specially designed for EC2 instances which can help in simplifying complex tasks called EC2 Systems Manager.