Gartner Research

Delivering Resilient Digital Infrastructure: Don't Let Technology or Systems Become Liabilities

Published: 09 May 2018

ID: G00342140

Analyst(s): Mark Jaggers


Resilient IT infrastructure requires not only the right technology, but also the correct implementation of that technology. From the outset, I&O leaders must plan their overall processes and systems around multiple methods of delivering services to achieve sustainable, cost-effective resilience.

Table Of Contents
  • Key Challenges



  • Ensure That All Tier 0 Systems, Including IT Automation and Monitoring Systems, Have True Redundancy
  • Improve Time to Detect by Utilizing Canaries on Known Chokepoints, and Use A/B or Blue/Green Tests During Deployment
  • Document and Exercise DR Plans That Account for Full Region Failures and Not Just Availability Zones
  • Use Segmentation to Minimize the Blast Radius of Outages and Isolate Failure Domains

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