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Skip optional synchronization in thrust. #9212

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merged 2 commits into from May 30, 2023

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@trivialfis trivialfis commented May 29, 2023

  • Use par_nosync from thrust 2.0 (bundled in CTK 12.0).

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We still need to find a way to skip synchronization in the device vector when the memory is cached. I don't know how to change the allocator to return an appropriate system yet.

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@rongou Could you please take a look when you are available?

@trivialfis trivialfis merged commit ae7450c into dmlc:master May 30, 2023
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@trivialfis trivialfis deleted the thrust-nosync branch May 30, 2023 09:23
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3 participants