The fsck command comes from the abbreviation of the English phrase "filesystem check", and its function is to check and repair the file system. If the system has a sudden power failure or disk abnormality, it is recommended to use the fsck command to check and repair the file system to prevent data loss.
Syntax format: fsck [parameter] file system
Common parameters:
Reference example
Check if the filesystem is corrupted:
Force a filesystem check for corruption: