Troubleshooting

Root cause analysis and fixes for common failures in local LLM, Docker, and OPNsense deployments.

Labs & Guides

Fix: Cloudflare Tunnel 502 Bad Gateway (Open WebUI)

Fix Docker Container Network Timeout in Production

Fix: Docker NVIDIA Runtime Not Found

Fix: Ollama GPU Not Detected in Docker

Fix: OOM Errors during Quantization

Fix: Open WebUI Connection Refused (Ollama Not Found)

Fix: OPNsense Blocking Docker VLAN Traffic

Fixing PyTorch Docker Bus Errors and Shared Memory Limits

Fix: vLLM CUDA Out of Memory (OOM)

Profiling CUDA Applications in Docker with NVIDIA Nsight Systems

Vault Blueprints