例如：在KylinV10操作系统中，开机自启动depmod -a

#创建服务单元
vi /etc/systemd/system/depmod.service

#写入配置
[Unit]
Description=Run depmod at boot
After=systemd-modules-load.service
[Service]
Type=oneshot
ExecStart=/sbin/depmod -a
[Install]
WantedBy=multi-user.target

# 重载systemd配置
systemctl daemon-reload
# 设置开机启用
systemctl enable depmod.service
# 立即测试执行一次
systemctl start depmod.service
# 查看运行状态
systemctl status depmod.service