S

support-engineering

Offline GitLab CI trace signals, artifact/dotenv contract checks, broken/fixed reproductions and support investigation case studies.

Five reproducible Kubernetes faults with evidence assertions, recovery checks, a non-root HTTP service and a customer-focused troubleshooting runbook.

Read-only Linux evidence collection and offline triage: PSI, cgroup memory, load, inodes, capacity and file handles; tested support case studies.