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Lessons from My DevOps Capstone: Troubleshooting AWS EKS, Free Tier Limits, and Observability

DEV Community: terraform·John·about 20 hours ago
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DevOps Capstone Projects: Cohort Field Guide and EKS Troubleshooting Notes

Hey everyone,

I've seen many of us in the group hitting the same roadblocks with AWS EKS, weird Kubernetes pod scheduling errors, memory crashes, and the fact that several starter configs were not provided by the instructor.

I spent time debugging these exact problems hands-on on AWS while completing both Capstone 1 (the Voting App) and Capstone 2 (Stan's Robot Shop) from scratch. To help everyone get through smoothly without getting stuck on the same blockers, I documented every single issue I ran into, why it happened, and the exact commands and configurations that fixed it.

I also organized all the starter configs into a clean starter kit repo so you have working templates to reference and use directly.

Starter Kit & Configuration Files:

All the ready-to-use Terraform modules, Helm charts, Dockerfiles, and observability manifests mentioned in this guide are open-sourced in the companion…

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