Training a LoRA on a finetuned base model overfits fast — epoch 1 beats epoch 10

Junko_Enoshima_18 · reddit · 2026-10-26

A user trained 3 anime character LoRAs on Civitai. The first two used the default Illustrious base and worked at epoch 10. The third, trained on Wai-Illustrious, overfit badly: epoch 1 matched expectations while epoch 3+ simply reproduced the training images (only 48 images, including 3D-model screenshots for a rare character). Epoch 1 still struggles with fingers. Open questions: base-model choice, dataset size, or epoch count — and whether training on a finetuned base breaks compatibility with other Illustrious-family models.

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