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Pull requests: NovaSky-AI/SkyRL

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Pull requests list

[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…
4
[feat] Add a fully async trainer simulation script for iterating on generation settings
#1814 opened Jun 19, 2026 by SumanthRH Member • Draft
[feat] Skip policy fwd logprobs for rollout-based losses (rollout_is, dppo) + worker train/rollout logprob diff metric
#1813 opened Jun 19, 2026 by erictang000 Collaborator Loading…
4
[fully_async] fix DAPO postprocess_generator_output to accept metrics kwargs
#1812 opened Jun 19, 2026 by erictang000 Collaborator Loading…
2
[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
4
[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…
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…
2
[chore][logging] Add trajectory and group completion metrics for async RL
#1804 opened Jun 18, 2026 by SumanthRH Member Loading…
1 task done
10
[chore]Upgrade vllm to 0.23.0 run_h100_gpu_ci Run H100 GPU CI run_train_gpu_ci run_train_megatron_gpu_ci
#1800 opened Jun 17, 2026 by SumanthRH Member Loading…
5
[Fix] vLLM Metrics Scrapper throughput calculation
#1794 opened Jun 16, 2026 by zanderjiang Loading…
3
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
9
[fix] Honor served_model_name and surface HTTP errors in RemoteInferenceEngine
#1783 opened Jun 13, 2026 by discobot Contributor Loading…
1
3
[fix] Use masked mean in advantage batch normalization
#1782 opened Jun 12, 2026 by discobot Contributor Loading…
1
3
Support top-K distillation (SDFT/OPSD): teacher top-K sampling + soft-target CE training
#1777 opened Jun 11, 2026 by atemaguer Contributor Loading…
4
Rollout Routing Replay (R3) for the fsdp backend, using vllm==0.22
#1772 opened Jun 10, 2026 by jamesbraza Contributor Loading…
5
Attach the failed actor's log tail when inference engines die during init
#1771 opened Jun 10, 2026 by jamesbraza Contributor Loading…
1
9
[wip] add router replay tests to CI
#1770 opened Jun 10, 2026 by erictang000 Collaborator • Draft
[megatron] Fused LM-head log-prob + entropy (avoid full [*, seq, vocab] logit materialization)
#1765 opened Jun 9, 2026 by dyurk-lila Loading…
4 tasks done
5
[WIP] RDT skyrl integration
#1753 opened Jun 5, 2026 by hao-aaron Collaborator • Draft
[train] VLM SFT support on Megatron backend (Qwen3-VL)
#1752 opened Jun 4, 2026 by s-chundi Loading…
11
feat(profiler): drive torch.profiler around the training loop
#1750 opened Jun 4, 2026 by dyurk-lila Loading…
@SumanthRH
24
ProTip! Exclude everything labeled bug with -label:bug.