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Posted to jira@arrow.apache.org by "Keith Kraus (Jira)" <ji...@apache.org> on 2021/04/08 14:44:00 UTC

[jira] [Created] (ARROW-12300) ArrowCUDA erroneously links to CUDA Runtime while only using Driver API

Keith Kraus created ARROW-12300:
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             Summary: ArrowCUDA erroneously links to CUDA Runtime while only using Driver API
                 Key: ARROW-12300
                 URL: https://issues.apache.org/jira/browse/ARROW-12300
             Project: Apache Arrow
          Issue Type: Bug
          Components: GPU, Packaging
    Affects Versions: 3.0.0
            Reporter: Keith Kraus


As far as I can tell the Arrow GPU code only uses the CUDA driver API, but the CMake links it to the CUDA Runtime: https://github.com/apache/arrow/blob/apache-arrow-3.0.0/cpp/src/arrow/gpu/CMakeLists.txt#L39 ({{${CUDA_LIBRARIES}}} is defined via the CMake {{FindCUDA}} module here: https://cmake.org/cmake/help/latest/module/FindCUDA.html#result-variables)

By default the static library for the CUDA Runtime will be used and things will get statically linked inside of the Arrow GPU library unnecessarily. Additionally, this can cause issues related to CUDA initialization as shown here: https://github.com/rapidsai/cudf/issues/7600



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