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[LLM] bug: installation failure on arm, nixl-cu12 not available on arm #61880

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[LLM] bug: installation failure on arm, nixl-cu12 not available on arm#61880
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bugSomething that is supposed to be working; but isn'tcommunity-backlogcoreIssues that should be addressed in Ray CorellmserveRay Serve Related IssuestabilitytriageNeeds triage (eg: priority, bug/not-bug, and owning component)usability
@thomasdhc

Description

@thomasdhc
thomasdhc
opened on Mar 19, 2026

What happened + What you expected to happen

nixl-cu12 is only available on platform manylinux_2_28_x86_64, attempts to install on aarch64 fails.

Versions / Dependencies

ray[llm]==2.54.0

Reproduction script

Attempt pip install ray[llm]==2.54.0 on aarch64

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    bugSomething that is supposed to be working; but isn'tcommunity-backlogcoreIssues that should be addressed in Ray CorellmserveRay Serve Related IssuestabilitytriageNeeds triage (eg: priority, bug/not-bug, and owning component)usability

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    Ray Data OSS

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    Todo

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