[PR #620] parse NCCL_IB_HCA for default EP_NIC_NAME #668

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opened 2026-10-27 21:05:03 +00:00 by bsakaguchi · 0 comments

bsakaguchi commented

2026-10-27 21:05:03 +00:00

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📋 Pull Request Information

Original PR: https://github.com/deepseek-ai/DeepEP/pull/620
Author: @fishautumn
Created: 4/30/2026
Status: 🔄 Open

Base: main ← Head: epv2-nic-name

📝 Commits (1)

34a8c7e parse NCCL_IB_HCA for default EP_NIC_NAME

📊 Changes

1 file changed (+15 additions, -1 deletions)

View changed files

📝 deep_ep/utils/envs.py (+15 -1)

📄 Description

As v2 is based on NCCL, we can also get a default nic name from NCCL environment.

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/deepseek-ai/DeepEP/pull/620 **Author:** [@fishautumn](https://github.com/fishautumn) **Created:** 4/30/2026 **Status:** 🔄 Open **Base:** `main` ← **Head:** `epv2-nic-name` --- ### 📝 Commits (1) - [`34a8c7e`](https://github.com/deepseek-ai/DeepEP/commit/34a8c7ed72123349eed9cc2d8e6c3dd61df9ae6c) parse NCCL_IB_HCA for default EP_NIC_NAME ### 📊 Changes **1 file changed** (+15 additions, -1 deletions) <details> <summary>View changed files</summary> 📝 `deep_ep/utils/envs.py` (+15 -1) </details> ### 📄 Description As v2 is based on NCCL, we can also get a default nic name from NCCL environment. --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

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