Search

Lessons (7)

• Troubleshooting Playbook

  A repeatable method for diagnosing Pending, CrashLoopBackOff, ImagePullBackOff, OOMKilled and unreachable Services. Work from the outside in Do …

• Drift, Troubleshooting, and Disaster Recovery

  Diagnose common failures, recover after partial applies, and operate state without destructive guesswork. Start with the failing layer …

• VPC Endpoints, Transit Gateway and Hybrid Networking

  Keep traffic private, cut NAT costs, connect many VPCs, link to on-premises networks, and troubleshoot with flow …

• Networking, DNS and Traffic Routing

  … network-routing.svg) The OSI model is a troubleshooting map: application protocols run over transport (TCP/UDP), then …

• Practical Project: Deploy a Real CRM App on EKS

  … ECR images, an EKS cluster, Pod Identity for Secrets Manager, private RDS, ingress, CI/CD, troubleshooting and a …

• Run Containers on AWS with ECR and ECS

  … You can study the local container first without deploying AWS resources. Update and troubleshoot Publish release 2, register …

• Practical Lab: S3 File Upload and CloudFront Delivery with NestJS

  … browser uploads and private signed downloads, then test, troubleshoot and clean up. What you will build A tutorial …