chrishkchris commented on a change in pull request #716:
URL: https://github.com/apache/singa/pull/716#discussion_r436278541
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File path: src/core/device/cuda_gpu.cc
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@@ -120,9 +132,41 @@ void
CudaGPU::TimeProfilingDoExec(function<void(Context*)>&& fn, int executor,
cudaEventCreate(&(node->start_));
cudaEventCreate(&(node->end_));
+#ifdef USE_DIST
Review comment:
then may pass the cuda stream from the buffered op and save the cuda
stream in the node?
So I can use: cudaeventrecord(node->stream)
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