Debug Lab

Something is broken. Find out why.

Practice debugging production systems using the evidence an engineer would actually have during an incident. No memorized commands. No guessing. Just investigation.

SEV1

Checkout API is returning 503s

22% error rate, 12s latency, and climbing.

Error Rate: 22%Latency: 12sImpact: HIGH

SEV1

Terraform plan wants to destroy resources nobody meant to touch

8% of tracked resources have drifted from state.

Error Rate: 8%Latency: 34sImpact: MEDIUM

SEV1

Payments pods stuck in CrashLoopBackOff after a config rollout

Payments service is down. Pods keep restarting.

Error Rate: 91%Latency: 0.4sImpact: CRITICAL

SEV2

A deploy shipped two feature flags that were never tested together

Checkout is erroring for a subset of users after today's deploy.

Error Rate: 14%Latency: 1.2sImpact: MEDIUM

SEV2

The support bot started confidently answering with the wrong docs

Retrieval is returning irrelevant chunks after last night's reindex.

Error Rate: 31%Latency: 2.1sImpact: MEDIUM