What is tune2fs in Linux? Description. tune2fs allows the system administrator to adjust various tunable filesystem parameters on Linux ext2, ext3, or ext4 filesystems. The current values of these options can be displayed by using the -l option to tune2fs(8) program, or by using the dumpe2fs(8) program.
How use tune2fs Linux? The “tune2fs” command is used to change or modify tunable parameters on ext2, ext3 and ext4 type filesystems. To display the current values that are set you can use the tune2fs command with the “-l” option or use the dumpe2fs command.
What is Mount count in Linux? The maximum mount count is the number of mounts after which the filesystem should be checked by the e2fsck utility. By default it is set to -1, if the maximum mount count is 0 or -1 then it will be disregarded by the e2fsck .
What is Linux e2fsck command? e2fsck is used to check the ext2/ext3/ext4 family of file systems. For ext3 and ext4 file systems that use a journal, if the system has been shut down uncleanly without any errors, normally, after replaying the committed transactions in the journal, the file system should be marked as clean.