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make per-thread CUDA default stream policy #257

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make per-thread CUDA default stream policy #257

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3 changes: 3 additions & 0 deletions CMakeLists.txt
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Expand Up @@ -105,6 +105,9 @@ if (CUDA_FOUND)
unset(status)

set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -I${CMAKE_SOURCE_DIR}/include")

# use per-thread default stream to run concurrently async copies and thrust calls in multi_gpu_step:step_async()
set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} --default-stream per-thread")

# Release with debug info mode cuda flags
if(CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
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