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[GH-ISSUE #372] NVshemem:ECE #255

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opened 2026-10-26 09:57:28 +00:00 by bsakaguchi · 4 comments
bsakaguchi commented 2026-10-26 09:57:28 +00:00
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Originally created by @kzlxd on GitHub (Aug 22, 2025).
Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/372

I would like to ask whether nvshmem is set to ECE when establishing a connection.

Originally created by @kzlxd on GitHub (Aug 22, 2025). Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/372 I would like to ask whether nvshmem is set to ECE when establishing a connection.
bsakaguchi commented 2026-10-26 09:57:29 +00:00
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@sphish commented on GitHub (Aug 25, 2025):

What is ECE?

<!-- gh-comment-id:3218582694 --> @sphish commented on GitHub (Aug 25, 2025): What is ECE?
bsakaguchi commented 2026-10-26 09:57:29 +00:00
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@kzlxd commented on GitHub (Aug 25, 2025):

@sphish it is just like NCCL_IB_ECE_ENABLE in nccl，ECE is used to negotiate congestion algorithms for network card usage.

<!-- gh-comment-id:3219127105 --> @kzlxd commented on GitHub (Aug 25, 2025): @sphish it is just like NCCL_IB_ECE_ENABLE in nccl，ECE is used to negotiate congestion algorithms for network card usage.
bsakaguchi commented 2026-10-26 09:57:30 +00:00
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@sphish commented on GitHub (Aug 25, 2025):

NVSHMEM does not have any ECE-related settings.

<!-- gh-comment-id:3219402598 --> @sphish commented on GitHub (Aug 25, 2025): NVSHMEM does not have any ECE-related settings.
bsakaguchi commented 2026-10-26 09:57:30 +00:00
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@kzlxd commented on GitHub (Aug 27, 2025):

thanks @sphish

<!-- gh-comment-id:3226844295 --> @kzlxd commented on GitHub (Aug 27, 2025): thanks @sphish
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