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Cannot install megatron-core[dev] - nv-grouped-gemm build error

bugSomething isn't workingSomething isn't working

Status: Open.

#2541 In NVIDIA/Megatron-LM;

· sbhavani opened on Dec 4, 2025

Improve Megatron-RL testing

enhancementNew feature or requestNew feature or request

module: rl

Status: Open.

Enhancement

#2460 In NVIDIA/Megatron-LM;

· jon-barker opened on Dec 2, 2025

TP=1 embedding path assumes in-range token IDs while MockGPTDataset ignores config

bugSomething isn't workingSomething isn't working

community-request

Status: Open.

#2459 In NVIDIA/Megatron-LM;

· vineash opened on Dec 2, 2025

Incorrect world_size logic in run_simple_mcore_train_loop.py causes deadlock

bugSomething isn't workingSomething isn't working

community-request

Status: Open.

#2458 In NVIDIA/Megatron-LM;

· vineash opened on Dec 2, 2025

Feature Request: Kimi Delta Attention (KDA)

enhancementNew feature or requestNew feature or request

Status: Open.

#2446 In NVIDIA/Megatron-LM;

· sbhavani opened on Dec 1, 2025

[QUESTION] Why doesn't theoretical memory take into account the expert parallelism and the partitioning of experts?

community-request

questionFurther information is requestedFurther information is requested

Status: Open.

#2439 In NVIDIA/Megatron-LM;

· 1195343015 opened on Dec 1, 2025

Feature Request: adopt ant's AMem as an optional API to offload NCCL memory in RL scenario

enhancementNew feature or requestNew feature or request

Status: Open.

#2423 In NVIDIA/Megatron-LM;

· ISEEKYAN opened on Nov 28, 2025

[QUESTION]How to debug on async_save mode?

community-request

questionFurther information is requestedFurther information is requested

Status: Open.

#2422 In NVIDIA/Megatron-LM;

· stormchasingg opened on Nov 28, 2025

[bug] reduce_aux_losses_tracker_across_ranks all_reduce bug with num_layers==pp stage

bugSomething isn't workingSomething isn't working

community-request

module: moe

Status: Open.

#2418 In NVIDIA/Megatron-LM;

· lk137095576 opened on Nov 27, 2025

[QUESTION] mtp_loss is scaled incorrectly

bugSomething isn't workingSomething isn't working

community-request

Status: Open.

#2417 In NVIDIA/Megatron-LM;

· bisunny opened on Nov 27, 2025

Support FP8 Param Gather with Optimizer CPU Offloading

enhancementNew feature or requestNew feature or request

Status: Open.

Enhancement

#2407 In NVIDIA/Megatron-LM;

· yanring opened on Nov 26, 2025

RAM Usage Kept Increasing

bugSomething isn't workingSomething isn't working

community-request

Status: Open.

#2401 In NVIDIA/Megatron-LM;

· haok1402 opened on Nov 25, 2025