nanotron

Minimalistic large language model 3D-parallelism training

24 articles 2.6k View on GitHub ↗
24 articles
How to Set the Vocabulary Size to Be Divisible by Any Number in Nanotron

Learn how to set vocabulary size divisible by any number in Nanotron by configuring make_vocab_size_divisible_by. This pads embeddings for seamless tensor parallelism.

how-to-guide
Mar 3, 2026
Model Initialization Methods in Nanotron: Random, MUP, and Checkpoint Loading Explained

Explore Nanotron model initialization: RandomInit, SpectralMupInit for width-stable MUP, and ExistingCheckpointInit for loading weights. Configure easily via init_method.

deep-dive
Mar 3, 2026
How to Use CUDA Event-Based Timing for Debugging in Nanotron

Learn how to use Nanotron's CUDA event-based timing for efficient GPU debugging. Measure execution precisely without blocking CPU threads using torch.cuda.Event.

how-to-guide
Mar 3, 2026
How to Set Up Multi-Stage Dataset Training in Nanotron

Learn how to set up multi-stage dataset training in Nanotron. Configure sequential training phases and automatic dataloader switching with the data_stages field for efficient model development.

how-to-guide
Mar 3, 2026
How to Perform Generation with Temperature, Top-K, and Top-P Sampling in Nanotron

Master text generation in Nanotron. Learn to control output with temperature, top_k, and top_p sampling. Configure GenerationArgs and decode text for precise results. Enhance your NLP models today.

how-to-guide
Mar 3, 2026
How to Configure Weight Decay with Parameter Exclusions in Nanotron

Configure weight decay with parameter exclusions in Nanotron. Easily exclude specific parameter types and maintain global decay rates for others. Optimize your model training effectively.

how-to-guide
Mar 3, 2026
How to Use LightEval for Model Evaluation in Nanotron: A Complete Technical Guide

Learn to use LightEval for model evaluation in Nanotron. Automate LLM evaluation with checkpoints using LightEvalConfig, LightEvalRunner, and SLURM job submission.

how-to-guide
Mar 3, 2026
Learning Rate Schedulers in Nanotron: Warm-Up and Decay Configuration Guide

Explore Nanotron's flexible learning rate schedulers. Configure linear/cosine decay with warm-up styles using LRSchedulerArgs for optimal training. Learn more now.

how-to-guide
Mar 3, 2026
How to Implement Checkpointing with recompute_layer in Nanotron: A Complete Guide

Learn to implement checkpointing with recompute_layer in Nanotron to drastically reduce GPU memory by trading computation for memory. A complete guide.

how-to-guide
Mar 3, 2026
Does Nanotron Support Flash Attention and Flex Attention?

Yes Nanotron supports Flash Attention v1 v2 and Flex Attention. Learn how the unified registry architecture and config._attn_implementation enable runtime kernel swapping for faster inference.

how-to-guide
Mar 3, 2026
How to Set Up Sequence Parallelism with Context Parallel Size in Nanotron

Learn to set up sequence parallelism with context parallel size in Hugging Face Nanotron. Configure tp_mode and context_parallel_size for optimal distributed training.

how-to-guide
Mar 3, 2026
How to Configure Tensor Parallel Mode (All-Reduce vs Reduce-Scatter) in Nanotron

Learn how to configure tensor parallel mode in Nanotron by choosing between all_reduce and reduce_scatter collectives. Optimize your distributed training performance.

how-to-guide
Mar 3, 2026

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