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What is Amazon ECS?

What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.

What is Amazon ECS? Flipkart sale traffic needs many identical app boxes, not one fat EC2 that is hard to replace. Amazon ECS (Elastic Container Service) starts, stops and restarts Docker containers on AWS. Fargate is the launch type where you do not manage EC2 hosts. Define a task definition (image, CPU, memory, ports), put a service in a cluster, set desired count. A Fargate service with desired
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Why do we need it?

Flipkart sale traffic needs many identical app boxes, not one fat EC2 that is hard to replace.

What is it?

Amazon ECS (Elastic Container Service) starts, stops and restarts Docker containers on AWS. Fargate is the launch type where you do not manage EC2 hosts.

ECS + Fargate

How to do it

Define a task definition (image, CPU, memory, ports), put a service in a cluster, set desired count.

Example

A Fargate service with desired count 2 keeps two nginx tasks healthy behind a public IP or ALB.

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