docs: remove retired zero-gradient metric - #3267
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mikasenghaas merged 1 commit intoAug 13, 2026
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August 13, 2026 23:37
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Description
I removed the retired
optim/zero_grad_ratiometric from the SFT metrics reference.Why
PR #3249 removed the metric from the trainers and Prometheus, so the documentation should no longer direct users to monitor it.
Verification
mainhas nooptim/zero_grad_ratio,trainer_zero_grad_ratio, orget_zero_gradient_ratiosource references.git diff --check.