quartz/content/BigData/AWS/Amazon EC2.md

aliases
EC2

Part of AWS Cloud Services#AWS Core Services

Amazon EC2 (Elastic Compute Cloud)

A web service that provides secure, resizable compute capacity in the cloud.

• Designed to make web-scale cloud computing easier for developers.

• Secure, resizable compute capacity (virtual servers).
• Complete control over OS and apps.

Pricing Models:

• On-Demand: Pay for what you use.
• Spot Instances: Cheap, temporary, short-life instance, save up to 90%.
• Reserved: Lower price for long-term usage.

Features:

• Amazon Machin Image (AMI):

  • Preconfigured OS image
  • e.g., Linux, maxOS, Windows

• Instance type:

  • Defines CPU, memory, storage, networking capacity

• Networking:

  • Amazon VPC and subnets

• Storage

• Security Group(s):

  • Like a firewall, Define access to and from EC2 instance

• Key pair:

  • establish a remote connection (Secure SSH access)

• Instance Type:

  • defines CPU, memory, storage, and network performance. !

• Instance Families

Family Type	Use Case
General Purpose (M / T / A)	Web servers
Compute Optimized (C)	Analytics, gaming
Memory Optimized (R / X)	High-performance DB
Accelerated Computing (P / G / F)	AI, ML, GPU compute
Storage Optimized (I)	Big data, NoSQL databases