- show partition information
mount device here
- Display file system information
- build file system
mkfs -t ext4 /dev/nvme0n1p4
Command function: format /dev/nvme0n1p4 as ext4
- Create a swap partition
mkswap -c -v1 /dev/nvme0n1p4 102400
-c: check
-v1: new swap partition -v0: old version
show disk info
df -l # 显示本地文件系统
df -a # 显示disastrous 文件系统信息
df -i # 显示inode信息
- What is an inode? - the information of the files in the external storage/memory, the external storage address is indicated by the directory
- In the figure below, the beginning of / indicates external storage files (the root file of ubuntu system and the boot sector of windows boot manager respectively), and the rest are memory file systems, 1.6G, 8G, 1.6G
