simon@simon-Lenovo-G400:~/.ssh$ touch authorized_keys
simon@simon-Lenovo-G400:~/.ssh$ cat id_rsa.pub > authorized_keys
simon@simon-Lenovo-G400:~/.ssh$ chmod 600 authorized_keys
simon@simon-Lenovo-G400:~/.ssh$ ssh localhost
Welcome to Ubuntu 16.04.4 LTS (GNU/Linux 4.13.0-45-generic x86_64)
* Documentation: https://help.ubuntu.com
* Management: https://landscape.canonical.com
* Support: https://ubuntu.com/advantage
96 个可升级软件包。
0 个安全更新。
simon@simon-Lenovo-G400:~$
先导入Spark开发包