Auto Scaling automates the process of adding (scaling up) OR removing (scaling down) EC2
instances based on the traffic demand for your application
ELB automatically distributes incoming application traffic across multiple targets, such as
Amazon EC2 instances, containers, and IP addresses
Amazon Redshift is a fast, scalable data warehouse that makes it simple and cost-effective
to analyze all your data across your data warehouse and data lake
Amazon ElastiCacheoffers fully managed Redis and Memcached