Global-batch load balance almost free lunch to improve your MoE LLM training
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Qwen Team
Author
Qwen Team
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Terms in this piece · Glossary
mixture-of-experts — A model built from many specialist sub-networks where only a few activate per token, giving big-model capability at small-model running cost.
fine-tuning — Taking a trained model and training it a bit more on your own examples so it gets better at one specific job.
Why it matters
If you're training or fine-tuningTaking a trained model and training it a bit more on your own examples so it gets better at one specific job.Full definition →mixture-of-expertsA model built from many specialist sub-networks where only a few activate per token, giving big-model capability at small-model running cost.Full definition → models, this shows how to apply load balancing at the global-batch level to keep expert utilization even — reducing routing collapse with minimal added cost compared to standard per-batch auxiliary losses.