Files
ktransformers/kt-kernel/python
mrhaoxx 5bfcb5f784 refactor(sft): share_backward_bb default True, share_cache_pool auto-derived
- kt_share_backward_bb defaults to True (always saves memory)
- kt_share_cache_pool no longer reads from env var; defaults False,
  auto-set to True by trainer_config_process when gradient checkpointing
  is enabled

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-09 20:10:38 +08:00
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