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[Refactor] Unify SAC checkpointing and GLM DSA dataflow
- #2039
#2039
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jayhenry
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[Refactor] Unify SAC checkpointing and GLM DSA dataflow
#2039
jayhenry
wants to merge 4 commits into
InternLM:main
InternLM/xtuner:main
from
jayhenry:refactor/sac-checkpoint-dsa-dataflow
jayhenry/xtuner:refactor/sac-checkpoint-dsa-dataflow
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Commits on Aug 22, 2026
[Refactor] Unify reentrant activation checkpointing
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[Refactor] Pass GLM DSA top-k IDs explicitly
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[Feature] Reuse frozen DSA source results on replay
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[Fix] Keep dense checkpoint outside compiled graph
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d78f607
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