Replace DeepRec MklCPUAllocatorFactory TensorPoolAllocator with TensorFlow MklCPUAllocator, when batch size is big. https://github.com/alibaba/DeepRec/blob/main/tensorflow/core/common_runtime/threadpool_device.cc https://github.com/tensorflow/tensorflow/blob/master/tensorflow/core/common_runtime/threadpool_device.cc