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[Bug] C++ exception with description "ibv_modify_qp failed (errno 19) (Ib failure: No such device)" thrown in the test body. #431

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FC-Li opened this issue Dec 27, 2024 · 1 comment

FC-Li commented Dec 27, 2024

Hi, I am using mscclp to do cross node communication. But I got error as following. Please help me out.

Contributor

Binyang2014 commented Dec 27, 2024

Are you using IB or RoCE for cross node communication? Can you run ibstat and put the output here?

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