feat(profiler): drive torch.profiler around the training loop#1750

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dyurk-lila wants to merge 7 commits into

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dyurk-lila:upstream-profiler-driving

Commits on Jul 1, 2026

feat(profiler): drive torch.profiler around the training loop

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claude
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feat(profiler): drive torch.profiler in the full-context trainer

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claude
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feat(profiler): fall back to local save_path for cloud ckpt_path; reject empty activities

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claude
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feat(profiler): require explicit local save_path; drop implicit ckpt-derived default

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claude
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feat(profiler): reject FSDP profiler configs that crash on swap-based CPU offload

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claude
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test(profiler): don't start real kineto in step-fault test (fixes teardown segfault)

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claude
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docs: tighten profiler comments
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