Add FLAGS_cudnn_algo_use_autotune #10263
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This PR adds the feature in #10266 |
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To make the operator faster, cudnn may provide some algorithm that the result of them is non-deterministic, those operators include conv2d, max_pool and so on.
This PR attempts to add
FLAGS_cudnn_algo_use_autotuneto determine using the deterministic algorithm or autotune algorithm.Reference: https://docs.nvidia.com/deeplearning/sdk/cudnn-developer-guide/index.html#cudnnConvolutionBwdFilterAlgo_t