mke2fs

Question 1

mke2fs

Answer 1

mke2fs is used to create an ext2, ext3, or ext4 filesystem, usually in a disk partition (or file) named by device.

Question 2

mke2fs

• b
• c
• d
• D
• e
• E

Answer 2

• b block-size
• c, Check
• d root-directory, Copy contents of directory.
• D, Use direct I/O when writing.
• e error-behavior, continue, remount-ro, panic
• E extended options.

Question 3

mke2fs

• F
• g
• G
• i
• I
• j

Answer 3

• F, Force
• g blocks-per-group, Specify blocks in a block group.
• G number-of-groups, Specify number of block groups.
• i bytes-per-inode, Set bytes/inode ratio.
• I inode-size, Set inode size.
• j, Create the filesystem with an ext3 journal.

Question 4

mke2fs

• J
• l
• L
• m
• M
• n

Answer 4

• J journal-options, size=journal-size, location=journal-location, device=external-journal.
• l filename, Read bad blocks from filename.
• L new-volume-label, Set volume label.
• m reserved-blocks-percentage
• M last-mounted-directory
• n, Dry run

Question 5

mke2fs

• N number-of-inodes
• o creator-os
• q, quiet.
• r revision
• S, Write superblock and group descriptors.
• t fs-type, Specify fs-type.

Answer 5

• T usage-type[…], Specify how the fs will be used.
• U UUID, Set the UUID, can be set to: clear, random, time.
• v, Verbose
• z undo_file