tune2fs

Tune2fs is a command line tool used in Unix-like operating systems, primarily for modifying ext2, ext3, and ext4 file system parameters. The tool enables users to adjust various file system settings and features. Using tune2fs, you can alter parameters like the file system label, maximum mount count, interval between file system checks, and reserved block percentage. It also allows you to enable or disable features like journal checksumming and file system barriers. The tool provides detailed information about the file system, including its UUID, block count, and inode count. Additionally, tune2fs can display the current status and configuration of the file system, giving users valuable insights into its properties and options.