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[GH-ISSUE #14] a question about IBGDA(IB GPUDirect Async)implementation #13

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opened 2026-10-26 09:52:26 +00:00 by bsakaguchi · 2 comments
bsakaguchi commented 2026-10-26 09:52:26 +00:00
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Originally created by @cychenbuaa on GitHub (Feb 25, 2025).
Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/14

Hi dear developers, I have noticed that your project depend on NVSHMEM.
github.com/deepseek-ai/DeepEP@1a0a8bda09/csrc/kernels/ibgda_device.cuh (L6C1-L7C67)

But I can not find NVSHMEM source code. I wondering is NVSHMEM library open source code project? I familiar with NCCL，which is open source at https://github.com/NVIDIA/nccl. But where is NVSHMEM? I only can find the Document and api of it https://developer.nvidia.com/nvshmem

Originally created by @cychenbuaa on GitHub (Feb 25, 2025). Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/14 Hi dear developers, I have noticed that your project depend on NVSHMEM. https://github.com/deepseek-ai/DeepEP/blob/1a0a8bda09d627e67c787795aa2d984bd63dde27/csrc/kernels/ibgda_device.cuh#L6C1-L7C67 But I can not find NVSHMEM source code. I wondering is NVSHMEM library open source code project? I familiar with NCCL，which is open source at https://github.com/NVIDIA/nccl. But where is NVSHMEM? I only can find the Document and api of it https://developer.nvidia.com/nvshmem
bsakaguchi commented 2026-10-26 09:52:27 +00:00
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@Puellaquae commented on GitHub (Feb 25, 2025):

you can download nvshmem v3.1.7 source code here github.com/deepseek-ai/DeepEP@1a0a8bda09/third-party/README.md (L67) or here https://developer.download.nvidia.com/compute/redist/nvshmem/3.1.7/source/ if you don't want login.

<!-- gh-comment-id:2681889695 --> @Puellaquae commented on GitHub (Feb 25, 2025): you can download nvshmem v3.1.7 source code here https://github.com/deepseek-ai/DeepEP/blob/1a0a8bda09d627e67c787795aa2d984bd63dde27/third-party/README.md?plain=1#L67 or here https://developer.download.nvidia.com/compute/redist/nvshmem/3.1.7/source/ if you don't want login.
bsakaguchi commented 2026-10-26 09:52:27 +00:00
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@cychenbuaa commented on GitHub (Feb 26, 2025):

Thank you for explaining that

<!-- gh-comment-id:2683706354 --> @cychenbuaa commented on GitHub (Feb 26, 2025): Thank you for explaining that
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