Gartner Research

Methods to Achieve High Availability for Traditional Applications on Microsoft Azure

Published: 22 February 2018

ID: G00342665

Analyst(s): Douglas Toombs

Summary

This research provides technical professionals with architectural guidance and best practices for deploying traditional on-premises workloads into Microsoft Azure, with the goal of maximizing overall availability.

Table Of Contents

Problem Statement

The Gartner Approach

The Guidance Framework

  • Prework: Understanding Microsoft Azure
    • Reviewing the Historical Availability of Azure Virtual Machines
    • Understanding Microsoft Azure Primitives and Technical/Contractual Performance Characteristics
    • Understanding Delineation of Responsibilities Within Microsoft Azure IaaS
  • Framework Component 1: Assessing an Application's Architecture
  • Framework Component 2: Designing High Availability for Persistence-Tier Systems
    • 2.1 Implementing Persistence-Tier High Availability With RDBMS Software Installed in Azure Virtual Machines Instances
    • 2.2 Implementing Persistence-Tier High Availability With Microsoft Azure SQL Database
  • Framework Component 3: Designing High Availability for Business-Logic-Tier Systems
    • 3.1 Implementing High Availability for Stateful Application Servers
    • 3.2 Implementing High Availability for Stateless Application Servers
  • Framework Component 4: Designing High Availability for Presentation-Tier Systems
    • 4.1 Implementing High Availability for Stateless Presentation-Tier Servers
    • 4.2 Implementing High Availability for Stateful Presentation-Tier Servers
    • 4.3 Using Azure Content Delivery Network for Caching, as Appropriate (Optional Presentation-Tier Availability Strategy)
  • Follow-Up

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