Q: A Kubernetes Job is stuck at "0/1 Running" and never starts. What do you check?
Same as any pod: kubectl describe job <n>, check the created pod's events. Common issues: image pull error, no nodes with enough resource...
#Kubernetes #Additional Kubernetes Scenarios (Q101-Q200) #L2 #Container Orchestration #K8s
🎙️ Candidate Opening & Architectural Context
""In one of our high-traffic production clusters, our SRE team handled this incident using a standardized runbook. When addressing this question, I walk the interviewer through our production incident runbook: isolating the blast radius, checking diagnostic logs and metrics, and applying a safe fix.""
Advertisement
🛠️ Production Runbook & Step-by-Step Resolution
1️⃣
Production Solution & Architecture
Same as any pod: kubectl describe job , check the created pod's events. Common issues: image pull error, no nodes with enough resources, node selector mismatch, parallelism setting. For Jobs with completions > 1, check if parallelism is set too low or if previous failed pods are blocking.
💡 The Senior SRE Gold Nugget (Key Architectural Takeaway)
"Pro-Tip: Same as any pod: kubectl describe job , check the created pod's events. Common issues: image pull error, no nodes with enough reso."
⚡ 60-Second Elevator Pitch Talking Points
- Immediate Triage: Same as any pod: kubectl describe job , check the created pod's events. Common issues: image pu
- Run targeted verification commands before modifying configuration.
- Automate permanent guardrails (CI check, alerts, IaC policy) to prevent recurrence.
Advertisement