Introduction to AWS and AWS Service Catalog

Introduction to AWS and AWS Service Catalog

  • Amazon Web Services (AWS) provides on-demand computing resources and services in the cloud, with pay-as-you-go pricing.
  • AWS officially launched on march 14, 2006
  • It is one of the leading cloud providers.
  • It charges based on the number of hour usage of infrastructure/services.
  • It provides IAAS and PAAS services.
  • We can access AWS using GUI, CLI, SDK and API.

AWS Service Catalog

aws global infrastructure
aws global infrastructure

Introduction to AWS services

IAM – Identify and Access Management service

  • Securely control individual and group access to your AWS resources.
  • Enables to create and manage Users, Groups, Role and Permissions to allow and deny their access to AWS resources.

VPS – Virtual Private Cloud

  • provides logically Isolated virtual network in the AWS cloud.
  • Complete control over your virtual networking environment-selection of own IP address range, creation of subnets, configuration of route tables and internet gateways.

EC2 – Elastic Compute Cloud

  • EC2 is classified as IAAS solution – provides on demand scalable computing capacity.
  • Virtual Linux/Unix/Windows server hosted in Amazon’s infrastructure in selected region.
  • Used to develop and host software systems.
  • Infrastructure with OS licensing provided , managed and maintained by Amazon

Key Concepts:

  • AMI: Amazon Machine Image – Preconfigured software templates
  • Instance Type: Various configuration of CPU, Memory, storage and network.
  • Security group: virtual firewall that controls the traffic to the instance.
  • EBS: Elastic Block Store – persistent block storage volumes for EC2.
  • Key pair: private key to access EC2 instances.
  • ELB: Elastic Load Balancing – Automatically distributes incoming application traffic across multiple Amazon EC2 instances.
  • Auto Scaling: Designed to launch/terminate EC2 instances automatically based on scaling plan.


S3 – Simple Storage Service

  • Cloud storage for the internet.
  • Used to store, retrieve any/infinite amount of data from anywhere and anytime.
  • Idle for storing publicly facing data.
  • Secure cloud storage for backup and archiving your mission critical data.
  • Offers inexpensive static website hosting.

RDS – Relational Database Service 

  • RDS used to set up, manage and scale relational databases in cloud.
  • Idle to run a fully featured relational database while offloading database administration
  • Supports Amazon Aurora, MySQL, MariaDB, Oracle, Microsoft SQL Server and PostgreSQL.
  • Provides automatic backup, software updates and point-in time recovery.

Sample AWS  infrastructure architecture

aws infrastructure
aws infrastructure

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