DeepSpeed
Reject Muon optimizer with reduce_scatter in ZeRO-1/2
#8090

Merged

Reject Muon optimizer with reduce_scatter in ZeRO-1/2 #8090

delock merged 2 commits into deepspeedai:master from whycoming:fix/muon-zero12-reduce-scatter-guard

fix(zero): reject Muon + reduce_scatter in ZeRO-1/2

3aa6f825

whycoming requested a review from

tjruwase 11 days ago

whycoming requested a review from

tohtana 11 days ago

whycoming requested a review from

loadams 11 days ago

chatgpt-codex-connector commented on 2026-06-25

sfc-gh-truwase removed review request from

tjruwase 10 days ago

sfc-gh-truwase removed review request from

tohtana 10 days ago

sfc-gh-truwase removed review request from

loadams 10 days ago

sfc-gh-truwase requested a review from

PKUWZP 10 days ago

sfc-gh-truwase requested a review from

delock 10 days ago

delock approved these changes on 2026-06-27

delock enabled auto-merge 9 days ago

Merge branch 'master' into fix/muon-zero12-reduce-scatter-guard

c6c94099

disabled auto-merge 9 days ago
Manually disabled by user

delock enabled auto-merge 9 days ago

delock merged d714251c into master 9 days ago

Reviewers

delock

PKUWZP

Assignees

No one assigned

Labels

None yet

Milestone

No milestone