Containers

<h3>Amazon ECS (Elastic Container Service)</h3> <p><strong>Definition:</strong> Fully managed container orchestration service.</p> <p><strong>Launch Types:</strong></p> <ul> <li><strong>EC2 Launch Type:</strong> Manage your own EC2 instances.</li> <li><strong>Fargate Launch Type:</strong> Serverless containers.</li> </ul> <p><strong>Components:</strong></p> <ul> <li><strong>Task Definition:</strong> Blueprint for containers (JSON).</li> <li><strong>Task:</strong> Running instance of a task definition.</li> <li><strong>Service:</strong> Maintains specified number of tasks.</li> <li><strong>Cluster:</strong> Logical grouping of tasks/services.</li> </ul> <p><strong>Use Cases:</strong> Microservices, batch processing, machine learning.</p>

<h3>Amazon EKS (Elastic Kubernetes Service)</h3> <p><strong>Definition:</strong> Managed Kubernetes service.</p> <p><strong>Features:</strong></p> <ul> <li>Runs upstream Kubernetes.</li> <li>Integrates with IAM for authentication.</li> <li>Managed control plane.</li> <li>Supports Fargate for serverless pods.</li> </ul> <p><strong>Use Cases:</strong> Enterprise container orchestration, hybrid deployments.</p>

<h3>AWS Fargate</h3> <p><strong>Definition:</strong> Serverless compute engine for containers.</p> <p><strong>Features:</strong></p> <ul> <li>No infrastructure management.</li> <li>Pay per vCPU and memory used.</li> <li>Works with ECS and EKS.</li> </ul> <p><strong>Use Cases:</strong> Microservices, CI/CD pipelines, batch jobs.</p>

<h3>Amazon ECR (Elastic Container Registry)</h3> <p><strong>Definition:</strong> Fully managed Docker container registry.</p> <p><strong>Features:</strong> Image scanning, lifecycle policies, cross-region replication.</p>

<h3>AWS App Runner</h3> <p><strong>Definition:</strong> Fully managed container application service.</p> <p><strong>Features:</strong> Auto-scaling, load balancing, automatic deployments from source code.</p>