Gartner Research

Picking the Right AWS EC2 Instance for Your Workload Migration

Published: 09 August 2018

ID: G00361319

Analyst(s): Nik Simpson

Summary

Technical professionals deploying cloud workloads to AWS must balance many factors (e.g., cost, performance and availability) when selecting EC2 instances. This guidance document provides a repeatable methodology for selecting efficient and cost-effective instances for each workload.

Table Of Contents

Problem Statement

The Gartner Approach

The Guidance Framework

  • Prework
    • AWS EC2 Instance Families
    • EC2 Payment Models
    • Storage
    • GPU and FPGA Options
    • Differences Between Data Center and AWS Virtualization Environments
    • Impact of Spectre and Meltdown Processor Bugs
    • Performance Monitoring Tools
    • Gartner Tools
  • Stage 1: Assessing the Application
    • System Configuration
    • Application Configuration
  • Stage 2: Find the EC2 Instance That Best Fits the Application
    • Decide Which Instance Family Will Offer the Closest Fit
    • Determining Storage Requirements
    • Decide Which Payment Model Offers the Lowest Cost
    • Instance Selection: Worked Example
  • Stage 3: Use Cloud Decisions to Get Pricing and Regional Availability

Risks and Pitfalls

  • Related Guidance

Gartner Recommended Reading

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