NVIDIA
Explore
Models
Blueprints
GPUs
Docs
View All Playbooks
View All Playbooks

onboarding

  • Set Up Local Network Access
  • Open WebUI with Ollama

data science

  • CUDA-X Data Science
  • Optimized JAX
  • Text to Knowledge Graph

tools

  • VS Code
  • DGX Dashboard
  • Comfy UI
  • RAG application in AI Workbench
  • Set up Tailscale on your Spark

fine tuning

  • FLUX.1 Dreambooth LoRA Fine-tuning
  • LLaMA Factory
  • Fine-tune with NeMo
  • Fine tune with Pytorch
  • Unsloth on DGX Spark
  • Vision-Language Model Fine-tuning

use case

  • Vibe Coding in VS Code
  • Build and Deploy a Multi-Agent Chatbot
  • NCCL for Two Sparks
  • Connect Two Sparks
  • Video Search and Summarization

inference

  • Multi-modal Inference
  • NIM on Spark
  • NVFP4 Quantization
  • Speculative Decoding
  • TRT LLM for Inference
  • Install and Use vLLM for Inference

Connect Two Sparks

1 HR

Connect two Spark devices and setup them up for inference and fine-tuning

View on GitHub
OverviewRun on Two SparksTroubleshooting
SymptomCauseFix
"Network unreachable" errorsNetwork interfaces not configuredVerify netplan config and sudo netplan apply
SSH authentication failuresSSH keys not properly distributedRe-run ./discover-sparks and enter passwords
Node 2 not visible in clusterNetwork connectivity issueVerify QSFP cable connection, check IP configuration

Resources

  • DGX Spark Documentation
  • DGX Spark Forum
  • Terms of Service
Terms of Use
Privacy Policy
Your Privacy Choices
Contact

Copyright © 2025 NVIDIA Corporation