Systems

System Troubleshooting Labs

Hands-on system debugging for real infrastructure failures.

Deadnodes trains engineers to diagnose and recover system-level failures in live environments.

System failures
Performance regressions
Disk and memory issues
Timed recovery

Typical labs

Lightweight exercises
No incident realism
No time pressure
Minimal diagnostics

Deadnodes labs

Live system failures
Incident-style tasks
Timed recovery
Root-cause focus

What you fix

Recover systems under pressure: disks, memory, services, and dependencies.

Disk pressure
Memory leaks
Service failures

Use cases

Train teams or assess candidates with realistic system incidents.

Training
Interviews
Team drills

Measure outcomes

Track run history and scores for repeatable assessments.

Scoring
Run history
Repeatable scenarios

Deadnodes: DevOps practice labs and technical interview platform

Deadnodes helps engineers and hiring teams practice and assess real DevOps, SRE, and platform engineering skills in live browser environments.

Hands-on troubleshooting labs for Linux, Kubernetes, Postgres, networking, and CI/CD.
Live terminal scenarios with timed runs, scoring, and run history.
Technical interview meetings with secure candidate links and a task picker.
Code Playbook exercises for live coding, pseudocode, debugging, and reasoning.
AI-assisted reports that summarize candidate actions, risks, and next questions.

Key pages: /en/for-ai-agents, /en/interview, /en/tasks/browse, /en/pricing.