sudo -H pip install -U jetson-stats
安装好之后可能需要reboot
执行jtop：
时间久了可能会退出，可参考如下再次启动。
nvidia@tegra-ubuntu:~$ jtop
The jtop.service is not active. Please run:
sudo systemctl restart jtop.service
nvidia@tegra-ubuntu:~$ sudo systemctl restart jtop.service
nvidia@tegra-ubuntu:~$ jtop
Lost connection with jtop server
