Gartner Research

Foundations of a Production-Grade Public Cloud IaaS and PaaS Architecture

Published: 08 January 2020

ID: G00451358

Analyst(s): Douglas Toombs


A sound architectural framework is a critical element for a successful enterprise cloud migration to IaaS and PaaS. This research guides I&O technical professionals through requirements that enterprises should address in order to support the demands of production workloads on public cloud providers.

Table Of Contents

Problem Statement

The Gartner Approach

The Guidance Framework

  • Prework
    • Understand the Business Relationship
    • Understand Delineation of Responsibilities
  • Foundation Item No. 1: Master Accounts and Billing
    • Create Initial Master Account (or Accounts) and Subaccounts
    • Secure the “Break the Glass” Accounts
  • Foundation Item No. 2: User Identity and Role-Based Access Control
    • Plan for Provider-Managed Identities or Directory-Integrated Identities
    • Define Permissions Groups
    • Set Parameters for Additional Account Security Options
  • Foundation Item No. 3: Core IP Transit and Name Resolution
    • Determine Near-Term and Long-Term Hybrid WAN Strategies
    • Plan for Wide-Area IP Addressing Needs
    • Establish and Test Appropriate Name Resolution Capabilities
  • Foundation Item No. 4: Storage
    • Planning a Storage Strategy: Object, Block and File
    • Plan Storage Around Availability, Performance, Resiliency and Price
    • Build Suitable Authorization and Encryption Strategies for Data
  • Foundation Item No. 5: Application-Specific Networking
    • Understand Provider Networking Architectures and Capabilities
    • Map Target Use Cases and Designs on to a Provider’s Architecture
  • Foundation Item No. 6: Compute
    • Understand Core Attributes of Compute Capabilities
  • Foundation Item No. 7: PaaS Services
  • Foundation Item No. 8: IT Operations Management
    • Review Existing In-House Tools and Operational Processes
    • Retool and Refactor Operational Processes When Necessary
  • Foundation Item No. 9: Continuity and Availability
  • Foundation Item No. 10: Governance
  • Foundation Item No. 11: Security
  • Follow-Up — Automation

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