Monitoring & Troubleshooting

CloudWatch Metrics and Diagnostics

CloudWatch Metrics

CPU Utilization

Monitor CPU usage patterns

Network In/Out

Track network traffic

Disk Read/Write

Monitor storage performance

Status Checks

System and instance reachability

Common Issues

Instance Launch Issues

Check limits, AMI availability, subnet capacity

Connection Problems

Security groups, NACLs, key pairs

Performance Issues

Instance type, EBS optimization, placement

Monitoring Best Practices

  • • Set up CloudWatch alarms for critical metrics
  • • Use detailed monitoring for production instances
  • • Enable CloudWatch Logs for application logs
  • • Implement custom metrics for application-specific monitoring
  • • Use AWS Systems Manager for patch management and compliance
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