ARTICLE↑ trendingReddit r/MachineLearning·4/18/2026
Trials and tribulations fine-tuning & deploying Gemma-4 [P]
An ML team documented the technical challenges faced while fine-tuning and deploying Gemma-4. Key issues included PEFT's incompatibility with Gemma 4's custom layers, SFTTrainer silently breaking KV-sharing attention, and DeepSpeed ZeRO-3 saving half-empty LoRA adapters.
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