Amazon CloudWatch events
Amazon CloudWatch is used in AWS Lambda to notify users whenever any changes occur. For example, if I add any resources or make any changes, then CloudWatch will send me a message as a notification. Now, in this, we can set up anything, such as if our server resource will automatically scale up, then run the Lambda function. In CloudWatch, we can also schedule the time. If we want to shut down all the instances at 6 PM and start at 8 AM, then we can do so.
How To Create Cron Job In AWS Lambda?
A Cron job works like scheduling a task in any system. It is mainly used for backups, system maintenance, etc. Cron’s job works on both local systems as well as cloud services. To run the crown job in AWS, we have to use AWS Lambda. In AWS Lambda, we set up the functions and schedule a time to run them.