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Pull requests: NovaSky-AI/SkyRL

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Pull requests list

[fsdp] Fix redundant downloading of shards across ranks for FSDP checkpointing
#1844 opened Jun 27, 2026 by kurtislin Loading…
1 task done
3
[SFT] Stateful dataloader and custom samplers for SFTTrainer
#1842 opened Jun 26, 2026 by avigyabb • Draft
[megatron] fused linear cross-entropy for 23x memory savings at 262k context
#1841 opened Jun 26, 2026 by casper-hansen Loading…
@erictang000
11
[codex] Add Tinker checkpoint delete endpoint
#1840 opened Jun 26, 2026 by j316chuck • Draft
1
[megatron] add opt-in async distributed checkpoint save
#1838 opened Jun 26, 2026 by dinhxuanvu Contributor Loading…
3 tasks
3
feat: Arctic RL training backend integration
#1837 opened Jun 26, 2026 by sfc-gh-kganesan Loading…
3 of 4 tasks
6
[generator] Add per global_step cache salt for each trajectory to invalidate super stale KV
#1836 opened Jun 26, 2026 by erictang000 Collaborator Loading…
7
[refactor] Remove legacy inference codepath run_train_gpu_ci run_train_megatron_gpu_ci_models run_train_megatron_gpu_ci
#1835 opened Jun 26, 2026 by SumanthRH Member • Draft
[feat] Add Spec Decoding and MTP training support
#1832 opened Jun 25, 2026 by zanderjiang Contributor Loading…
6
[megatron] add opt-in distributed HF checkpoint export
#1831 opened Jun 25, 2026 by dinhxuanvu Contributor Loading…
3
Make packed sequence alignment FP8-safe
#1828 opened Jun 24, 2026 by jinghanyao1-hub Collaborator Loading…
@erictang000
13
[fix] Memory-map dataset per SFT tokenize worker to avoid cache stampede
#1826 opened Jun 23, 2026 by dinhxuanvu Contributor Loading…
3
UI/UX: Poor Error Handling UX in Async Dispatcher
#1823 opened Jun 22, 2026 by tomaioo Loading…
2
fix(generators): compute batched rollout metrics from truncated responses
#1821 opened Jun 21, 2026 by EazyReal Loading…
fix(tracking): finalize MLflow runs on SIGTERM instead of leaving them RUNNING
#1819 opened Jun 20, 2026 by EazyReal Loading…
1
6
[megatron] Enable Nemotron-3-Ultra-550B GRPO RL + fix multi-rank (EP>16/PP>2) weight sync
#1816 opened Jun 19, 2026 by erictang000 Collaborator Loading…
5
[algorithm] add rollout KL loss + fix padding-microbatch field drops
#1811 opened Jun 19, 2026 by erictang000 Collaborator Loading…
3
[train] Async batch collation (double-buffering) for the SFT trainer
#1809 opened Jun 18, 2026 by dyurk-lila Loading…
2 tasks done
2
[train] Vectorize controller-side training-batch collation (SFT + RL)
#1808 opened Jun 18, 2026 by dyurk-lila Loading…
3 tasks done
7
[train] Skip building unused per-token loss_fn_outputs when the caller does not consume them
#1807 opened Jun 18, 2026 by dyurk-lila Loading…
[megatron] Stream ChunkedDistributedLogprob.backward into a preallocated buffer (lower peak memory)
#1806 opened Jun 18, 2026 by dyurk-lila Loading…
@erictang000
2
[megatron] Accept dtype-string optimizer_config_kwargs (coerce exp_avg_dtype etc. to torch.dtype)
#1805 opened Jun 18, 2026 by dyurk-lila Loading…
@erictang000
2
rename adv_estimator param to advantage_estimator in compute_advantages_and_returns
#1793 opened Jun 16, 2026 by KTanmay1 Loading…
1 task
1
[train] Save HF processor on checkpoint export for VLMs
#1785 opened Jun 14, 2026 by dinhxuanvu Contributor Loading…
1 of 2 tasks
10
[fix] Honor served_model_name and surface HTTP errors in RemoteInferenceEngine
#1783 opened Jun 13, 2026 by discobot Contributor Loading…
1
3
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