Repository navigation

[Bugfix] Resolve Rank index out of range during BWD when sp_size < world_size in Ulysses - #7809

Merged

tohtana merged 4 commits into

deepspeedai:masterfrom

Flink-ddd:fix/issue-7672-ulysses-sp-backward-stability

Jan 28, 2026

Merged

[Bugfix] Resolve Rank index out of range during BWD when sp_size < world_size in Ulysses#7809
tohtana merged 4 commits into
deepspeedai:masterfrom
Flink-ddd:fix/issue-7672-ulysses-sp-backward-stability

Commits on Jan 23, 2026
- fix: Rank index out of range during BWD when sp_size < world_size
  Flink-ddd
  committed
  4dc7846
Commits on Jan 26, 2026
- Add legacy PyTorch warning with link and doc note for SP
  Flink-ddd
  committed
  b555aa5
Commits on Jan 28, 2026
- Use required_torch_version utility for version check
  Flink-ddd
  committed
  5b1d854
- Merge branch 'master' into fix/issue-7672-ulysses-sp-backward-stability
  tohtana
  authored
  2e06a04