1.将jar包放在某目录中，例如/home/ross/earth

2. 创建服务文件

    cd /usr/lib/systemd/system/（注意ubuntu可能只有/lib下有system）

vim创建并保存 earth.service

[Unit]
Description=earth
After=network.target remote-fs.target nss-lookup.target

[Service]
Type=simple
User=root
WorkingDirectory=/home/ross/earth
ExecStart=/usr/local/share/jdk8/bin/java -jar /home/ross/earth/earth-0.0.1-SNAPSHOT.jar &

[Install]
WantedBy=multi-user.target

3.设置权限

  chmod 775 mongodb.service

  systemctl daemon-reload

4.设置自启动

  systemctl enable earth.service

5.启动服务

   systemctl start earth.service