Portal | Level: L2: Operations | Topics: Kubernetes Core, Linux Fundamentals | Domain: DevOps & Tooling
Symptoms: Job Queue Backlog, Worker Pod CPU Throttled, Fix Is cgroup Config¶
| File | Purpose |
|---|---|
| symptoms.md | Problem statement and observable symptoms |
| questions.md | Diagnostic questions to work through |
| investigation.md | Full investigation path across domains |
| remediation.md | Cross-domain fix and verification |
| grading.md | Self-assessment rubric |
Cross-domain incident study — see cross-domain index for context.
Pages that link here¶
- Adversarial Interview Gauntlet
- Cross-Domain Incident Case Studies
- Grading Rubric
- Mental Models (Core Concepts)
- Ops Archaeology: The Job That Succeeded Wrong
- Production Readiness Review: Study Plans
- Symptoms
- Symptoms
- Symptoms
- Symptoms: HPA Flapping, Metrics Server Clock Skew, Fix Is NTP Config
Wiki Navigation¶
Prerequisites¶
- Kubernetes Ops (Production) (Topic Pack, L2)
Related Content¶
- Adversarial Interview Gauntlet (30 sequences) (Scenario, L2) — Kubernetes Core, Linux Fundamentals
- Case Study: HPA Flapping — Metrics Server Clock Skew, Fix Is NTP (Case Study, L2) — Kubernetes Core, Linux Fundamentals
- Mental Models (Core Concepts) (Topic Pack, L0) — Kubernetes Core, Linux Fundamentals
- Ops Archaeology: The Job That Succeeded Wrong (Case Study, L2) — Kubernetes Core, Linux Fundamentals
- /proc Filesystem (Topic Pack, L2) — Linux Fundamentals
- Advanced Bash for Ops (Topic Pack, L1) — Linux Fundamentals
- Bash Exercises (Quest Ladder) (CLI) (Exercise Set, L0) — Linux Fundamentals
- Case Study: Alert Storm — Flapping Health Checks (Case Study, L2) — Kubernetes Core
- Case Study: CI Pipeline Fails — Docker Layer Cache Corruption (Case Study, L2) — Linux Fundamentals
- Case Study: Canary Deploy Routing to Wrong Backend — Ingress Misconfigured (Case Study, L2) — Kubernetes Core