What problem does it solve?
This Skill provides comprehensive guidance and structured protocols to identify, analyze, and fix complex bugs, errors, and unexpected behaviors in large-scale distributed model training environments.
Core Features & Use Cases
- Debugging Protocols: Offers step-by-step procedures for root cause investigation, hypothesis testing, and fix verification tailored to machine learning training issues.
- Structured Approach: Guides users through investigating common pitfalls such as sharding mismatches, gradient issues, and checkpoint errors.
- Use Case: Data scientists or engineers troubleshooting OOM errors in FSDP2-based training environments can follow the protocols to isolate and resolve issues efficiently.
Quick Start
Read the troubleshooting guide to systematically diagnose a training hang or crash caused by distribution misconfiguration.