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LlamaFactory Fine-Tuning Systems

A contract-first path from dataset to serving

6 chapters66 min total
Keywords
LlamaFactoryfine-tuningdatasetstemplatesadaptersquantizationdistributedevaluationservingmultimodal
Overview

This series shows how LlamaFactory keeps dataset meaning, model templates, adaptation scope, hardware, objectives, artifacts, and serving paths aligned. It moves from data-to-token contracts through memory and distributed choices to evaluation and deployment, while treating compatibility, performance estimates, and support as conditional evidence rather than guarantees.

Learning outcomes
  • LlamaFactory's useful unit is a compatible workflow path, not a feature list: model, data, method, hardware, artifact, and backend must agree.
  • A structurally valid dataset can still teach the wrong behavior when schema, template, labels, reasoning settings, or media alignment are wrong.
  • Choose full, freeze, LoRA, or OFT by required behavioral scope and artifact needs; add memory optimizations only for measured bottlenecks.
  • A successful launch, loss curve, checkpoint, or service response is incomplete evidence; objective-aligned and external task checks remain necessary.
Keywords
LlamaFactoryfine-tuningdatasetstemplatesadaptersquantizationdistributedevaluationservingmultimodal

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FAQ

What does LlamaFactory actually coordinate?

LlamaFactory coordinates the path from model and dataset inputs through configuration, data and template processing, adaptation, training, evaluation, export, and serving.

Why can a LlamaFactory training run succeed but teach the wrong behavior?

A run can complete while schema mapping, conversation formatting, label masks, reasoning settings, or media alignment gives the model a different training signal from the one intended.

How should you choose a LlamaFactory fine-tuning method?

Choose full tuning, freeze tuning, LoRA, or OFT according to the breadth of the desired behavior, available memory, and whether the result must remain an adapter or become a merged artifact.

Does a completed LlamaFactory run prove the model is ready to serve?

No. A completed run still needs objective-aligned evaluation, external task checks, artifact verification, and testing with the exact serving backend and prompt construction.