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Ops World 1 · Watchtower · Stage 2

Alarm Actions

The scan API fleet must page ops within three minutes of sustained high CPU, scale out by itself, and never page for a single spike.

  • M of N datapoints
  • Missing data
  • SNS and Auto Scaling actions
  • EC2 recover
  • Composite alarms
Domain
Operations and delivery
World
Ops World 1: Watchtower (Associate)
Game type
Alarm clock: Tune metric filters and alarms, then play the day to see who gets paged.
Time
About 25 minutes on a first attempt (estimated)
Exam guides
  • SOA-C03Skill 1.1.3: Configure, identify, and troubleshoot CloudWatch alarms that can invoke AWS services directly or through Amazon EventBridge (for example, by creating composite alarms and identifying their invokable actions); Skill 1.1.5: Configure AWS services to send notifications to Amazon SNS and to invoke alarms that send notifications to Amazon SNS; Skill 1.2.1: Analyze performance metrics and automate remediation strategies by using AWS services and functionality (for example, CloudWatch, Lambda, AWS Systems Manager, CloudTrail, Kiro, AWS DevOps Agent)
  • DVA-C02Skill 4.2.5: Implement notification alerts for specific actions (for example, notifications about quota limits or deployment completions)
  • SAP-C02Task 3.1: Determine a strategy to improve overall operational excellence
  • DOP-C02Task 4.2: Audit, monitor, and analyze logs and metrics to detect issues; Task 4.3: Automate monitoring and event management of complex environments