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Wave Metrics (facebookincubator#10679)
Summary: - Make multithreaded memcpy for staging transfers for GPU table scan. - Make variants of bit unpacking in GpuDecoder-inl.cuh. Make selective decoding templatized as opposed to runtime switching. - Add pieces to GpuDecoderTest, like comparing calling via launchDecode or (multi-function blocks) or decodeGlobal (single function thread blocks). - Add a metric for driver thread waiting for first continuable stream. - Check approx correctness of Wave runtimeStats. - Refactor QueryBenchmarkBase.* from TpchBenchmark. Logic to do sweeps across parameter combinations. - Add persistent file format to Wave mock format. - Add benchmark for scan, filter, filter expr, projection. aggregation combinations with Wave and Dwrf. Pull Request resolved: facebookincubator#10679 Reviewed By: Yuhta Differential Revision: D60880466 Pulled By: oerling fbshipit-source-id: 69e02986cffda5060e586610cd585fff68ff8b9a
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