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Pull requests: NVIDIA/Megatron-LM

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Pull requests list

RL: Fix cu_seqlens construction for PackedSeqParams
#2883 opened Jan 9, 2026 by mathemakitten Loading…
1 of 6 tasks
Core 0.16
ci: Remove Github transition comment from CI
#2881 opened Jan 8, 2026 by chtruong814 Loading…
6 tasks
Core 0.16
Test on Muon integration Run CICD
#2880 opened Jan 8, 2026 by BoxiangW Loading…
6 tasks
Core 0.16
6
RL refit pipelining support
#2878 opened Jan 8, 2026 by wdykas Loading…
6 tasks
Core 0.16
3
Fix GPU memory leak during in-process restart
#2875 opened Jan 8, 2026 by ahmadki • Draft
6 tasks
1
handle 'step' state in checkpoint save
#2874 opened Jan 8, 2026 by ahmadki • Draft
6 tasks
1
1
Fix stale parameter index map in DistributedOptimizer
#2872 opened Jan 8, 2026 by ahmadki • Draft
6 tasks
1
1
Add a logprobs test with real gpt model. Expert Review Apply this label to indicate that your PR is ready for expert review.
#2870 opened Jan 8, 2026 by yobibyte Loading…
6 tasks
1
[WIP Feat] Split-K Indexer Kernels community-request
#2869 opened Jan 8, 2026 by laixinn • Draft
7 of 17 tasks
1
Reapply "[Dev] Use the latest Hybrid-EP (#2423)"
#2867 opened Jan 8, 2026 by ko3n1g Loading…
6 tasks
Core 0.16
Only build datasets on the required ranks
#2865 opened Jan 8, 2026 by asolergi-nv Loading…
1
Remove cross-rank synchronization during checkpoint load & deprecate torch.distributed.checkpoint.state_dict_loader.load_state_dict
#2864 opened Jan 8, 2026 by asolergi-nv Loading…
1
Update Slack user group when oncall changes
#2859 opened Jan 8, 2026 by Phlip79 Loading…
6 tasks
Core 0.16
3
Use global user buffer when the bucket size does not fit FixedPoolAllocator
#2857 opened Jan 7, 2026 by shengf-nv Loading…
6 tasks
1
NCCL_DEBUG
#2849 opened Jan 7, 2026 by ko3n1g Loading…
6 tasks
Core 0.16
Initialize M-FSDP Optimizer(DistOpt v2) with DTensor Parameter Support
#2848 opened Jan 7, 2026 by shjwudp • Draft
6 tasks
1
ci: Onboard GB200
#2847 opened Jan 7, 2026 by ko3n1g Loading…
6 tasks
Core 0.16
[Dev] Add Qwen3-VL support with Megatron-FSDP dev branch Dev branch related issues and development
#2842 opened Jan 7, 2026 by xuwchen Loading…
6 tasks
Core 0.16
3
Add Qwen3-VL support with Megatron-FSDP
#2841 opened Jan 7, 2026 by xuwchen Loading…
6 tasks
1
[Dev] Support EP with HSDP community-request
#2840 opened Jan 7, 2026 by wplf Loading…
6 tasks
1
Improve memory logging
#2839 opened Jan 7, 2026 by deepakn94 Loading… Core 0.16
Support DDP overlap for models with repeated parameters
#2837 opened Jan 7, 2026 by deepakn94 Loading… Core 0.16
2
Add retry loop with exponential backoff in dataloader as a form of in-application fault tolerance complexity: low
#2836 opened Jan 7, 2026 by deepakn94 Loading… Core 0.16
5
Cherry-pick optimizer override refactor from #2723
#2835 opened Jan 6, 2026 by yaoyu-33 Loading… Core 0.16
4
Refactor spec modification/introspection to make references to Submodules typed community-request
#2834 opened Jan 6, 2026 by nschank Loading…
6 tasks
5
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