Jetson tx2-4g no display mouse and keyboard doesnot work

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Jetson tx2-4G run cuda sample failed

when i run oceanFFT on serial console ,i run export DISPLAY=:0 or export DISPLAY=:1 but it failed print eanFFT idia-desktop:/usr/local/cuda-10.0/samples/bin/aarch64/linux/release# ./oc NOTE: The CUDA Samples are not meant for performance measurements. Results may vary when GPU Boost is enabled. [CUDA FFT Ocean Simulation] Left mouse button - rotate Middle mouse button - pan Right mouse button - zoom ‘w’ key - toggle wireframe [CUDA FFT O…