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chore: Regenerate all playbooks
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@ -290,6 +290,7 @@ for medical image analysis and reasoning tasks.
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| VLLM container fails to start | Insufficient GPU memory | Reduce `--gpu-memory-utilization` to 0.25 |
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| Model download fails | Network connectivity or HF auth | Check `huggingface-cli whoami` and internet |
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| Cannot access gated repo for URL | Certain HuggingFace models have restricted access | Regenerate your HuggingFace token; and request access to the gated model on your web browser |
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| Open WebUI shows connection error | Wrong backend URL | Verify `OPENAI_API_BASE_URL` is set correctly |
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| Model doesn't show full reasoning | Reasoning tags enabled | Disable "Reasoning Tags" in Chat Controls → Advanced Params |
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@ -140,6 +140,10 @@ docker volume rm "$(basename "$PWD")_postgres_data"
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## Troubleshooting
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| Symptom | Cause | Fix |
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| Cannot access gated repo for URL | Certain HuggingFace models have restricted access | Regenerate your HuggingFace token; and request access to the gated model on your web browser |
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> **Note:** DGX Spark uses a Unified Memory Architecture (UMA), which enables dynamic memory sharing between the GPU and CPU.
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> With many applications still updating to take advantage of UMA, you may encounter memory issues even when within
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> the memory capacity of DGX Spark. If that happens, manually flush the buffer cache with:
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@ -163,6 +163,7 @@ docker stop <container_id>
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| "CUDA out of memory" error | Insufficient GPU memory | Reduce `kv_cache_free_gpu_memory_fraction` to 0.9 or use a device with more VRAM |
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| Container fails to start | Docker GPU support issues | Verify `nvidia-docker` is installed and `--gpus=all` flag is supported |
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| Model download fails | Network or authentication issues | Check HuggingFace authentication and network connectivity |
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| Cannot access gated repo for URL | Certain HuggingFace models have restricted access | Regenerate your HuggingFace token; and request access to the gated model on your web browser |
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| Server doesn't respond | Port conflicts or firewall | Check if port 8000 is available and not blocked |
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> **Note:** DGX Spark uses a Unified Memory Architecture (UMA), which enables dynamic memory sharing between the GPU and CPU.
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@ -383,6 +383,7 @@ http://192.168.100.10:8265
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| Node 2 not visible in Ray cluster | Network connectivity issue | Verify QSFP cable connection, check IP configuration |
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| Model download fails | Authentication or network issue | Re-run `huggingface-cli login`, check internet access |
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| Cannot access gated repo for URL | Certain HuggingFace models have restricted access | Regenerate your HuggingFace token; and request access to the gated model on your web browser |
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| CUDA out of memory with 405B | Insufficient GPU memory | Use 70B model or reduce max_model_len parameter |
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| Container startup fails | Missing ARM64 image | Rebuild vLLM image following ARM64 instructions |
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