fix(examples): enable activation checkpointing for phi_4_squad#2634

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akoumpa/fix/ckpt-robustness-oom

Jun 19, 2026

Commits on Jun 19, 2026

test(checkpoint): reclaim model+optimizer between robustness phases
akoumpa
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fix(examples): enable activation checkpointing for phi_4_squad
akoumpa
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test: keep model alive in magi capability tests after weakref change

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