Currently, the Alibaba Cloud public mirror provides ubuntu 16.04, but not 17.10, but I saw that the forum users wanted it, so I put it into practice.
Environment: cloud server T5 2GB memory specification, the original system Debian 9 64-bit, the goal is to install the official Ubuntu 17.10 version.
Process:
1. uname -a # View the current system version and disk usage
2. mkdir /boot/ub && cd /boot/ub # Create a new directory ub for storing installation files
3. wget http://archive.ubuntu .com/ubuntu/dists/artful/main/installer-amd64/current/images/netboot/ubuntu-installer/amd64/linux # Download ubuntu's network installation file
4. wget http://archive.ubuntu.com/ubuntu/ dists/artful/main/installer-amd64/current/images/netboot/ubuntu-installer/amd64/initrd.gz # Download ubuntu's network installation file
5. Restart the ECS instance, operate in the "Management Terminal", when you see the boot selection menu, press c to enter the grub command
6. Enter the following command in grub to manually start the ubuntu installation
7. Start ubuntu installation, language selection