rasberry install ubuntu note
1. flash ubuntu to SD
2. add wifi net
check hardware
sudo lshw -C network
sudo vi /etc/netplan/50-cloud-init.yaml
edit as
network: wifis: wlan0: dhcp4: true access-points: "wifi_name": password: "wifipassword" version : 2
sudo netplan try
sudo netplan apply
3. replace apt source
cd /etc/apt
cp sources.list sources.list.bak
sudo -i 's/ports.ubuntu.com/mirrors.tuna.tsinghua.edu.cn/g' sources.list
4. apt update
sudo apt update
5. install xfce4
https://www.cnblogs.com/redke/p/16614548.html
sudo apt install xfce4 xfce4-goodies --no-install-recommends
sudo apt install xinit
sudo shutdown -h now
此时 进入桌面大概率会有问题,eg 图标不正常,需要卸载重新安装
sudo apt purge xfce4
sudo apt install xfce4
sudo reboot
startx
未开启图形时, free -h => used 105M
开启后 free -h => used 256M
6. add swapfile
sudo passwd
https://blog.csdn.net/qq_47029353/article/details/123430652
https://blog.51cto.com/defonds/5782405