Load balancing and Auto Scaling for availability

SOA-C03 · Reliability and Business Continuity · Updated

Choose between ALB and NLB, configure health checks and sticky sessions, and pick scaling policies for Auto Scaling groups that stay available.

This lesson is part of full SOA-C03 access

The first 2 SOA-C03 lessons are free. Full access opens every lesson with its practice questions, and the exam-style SOA-C03 question bank.

In this lesson
  • Choosing the load balancer
  • Health checks and targets
  • Auto Scaling groups
  • Scaling policies
  • Resizing safely
  • Exam traps
  • Practice questions

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SOA-C03 course outline

All 8 lessons · Course overview
  1. CloudWatch agent, metrics and alarmsMonitoring, Logging, Analysis, Remediation, and Performance Optimization Free
  2. EventBridge, Config and automated remediationMonitoring, Logging, Analysis, Remediation, and Performance Optimization Free
  3. AWS Backup, snapshots and S3 replicationReliability and Business Continuity Full access
  4. Load balancing and Auto Scaling for availabilityReliability and Business Continuity Full access
  5. CloudFormation stacks, failures and driftDeployment, Provisioning, and Automation Full access
  6. Systems Manager patching and fleet managementDeployment, Provisioning, and Automation Full access
  7. KMS keys, Secrets Manager and S3 access controlSecurity and Compliance Full access
  8. Route 53 routing, VPC connectivity and DNSNetworking and Content Delivery Full access