Chapter 5
Maintaining Cloud Operations

THE FOLLOWING COMPTIA CLOUD+ EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:

•  3.1 Given a cloud service model, determine the appropriate methodology to apply given patches.
  • Scope of cloud elements to be patched
    • Hypervisors
    • Virtual machines
    • Virtual appliances
    • Networking components
    • Applications
    • Storage components
    • Clusters
  • Patching methodologies and standard operating procedures
    • Production vs. development vs. QA
    • Rolling update
    • Blue-green deployment
    • Failover cluster
  • Use order of operations as it pertains to elements that will be patched
  • Dependency considerations
•  3.2 Given a scenario, apply the appropriate automation tools to update cloud elements.
  • Types of updates
    • Hotfix
    • Patch
    • Version update
    • Rollback
  • Automation workflow
    • Runbook management
      • Single node
  • Orchestration
    • Multiple nodes
    • Multiple runbooks
  • Activities to be performed by automation tools
    • Snapshot
    • Cloning
    • Patching
    • Restarting
    • Shut down
    • Maintenance mode
    • Enable/disable alerts...