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Posted to commits@mxnet.apache.org by GitBox <gi...@apache.org> on 2018/11/27 18:21:26 UTC

[GitHub] yuxihu commented on a change in pull request #12926: parallelize NDArray::Copy when data size is large

yuxihu commented on a change in pull request #12926: parallelize NDArray::Copy<cpu, cpu> when data size is large
URL: https://github.com/apache/incubator-mxnet/pull/12926#discussion_r236786517
 
 

 ##########
 File path: docs/faq/env_var.md
 ##########
 @@ -202,6 +202,12 @@ When USE_PROFILER is enabled in Makefile or CMake, the following environments ca
   If no such algorithm exists given other constraints, MXNet will error out. This variable affects the choice
   of CUDNN convolution algorithms. Please see [CUDNN developer guide](https://docs.nvidia.com/deeplearning/sdk/cudnn-developer-guide/index.html) for more details.
 
+* MXNET_CPU_PARALLEL_COPY_SIZE
+  - Values: Int ```(default=200000)```
+  - The minimum size to call parallel copy by openMP in CPU2CPU mode.
 
 Review comment:
   nit: openMP => OpenMP?

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