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Editing: mke2fs.conf

[defaults]
	base_features = sparse_super,large_file,filetype,resize_inode,dir_index,ext_attr
	default_mntopts = acl,user_xattr
	enable_periodic_fsck = 0
	blocksize = 4096
	inode_size = 256
	inode_ratio = 16384

[fs_types]
	ext3 = {
		features = has_journal
	}
	ext4 = {
		features = has_journal,extent,huge_file,flex_bg,metadata_csum,64bit,dir_nlink,extra_isize
		inode_size = 256
	}
	rhel6_ext4 = {
		features = has_journal,extent,huge_file,flex_bg,uninit_bg,dir_nlink,extra_isize
		inode_size = 256
		enable_periodic_fsck = 1
		default_mntopts = ""
	}
	rhel7_ext4 = {
		features = has_journal,extent,huge_file,flex_bg,uninit_bg,dir_nlink,extra_isize,64bit
		inode_size = 256
	}
	small = {
		blocksize = 1024
		inode_size = 128
		inode_ratio = 4096
	}
	floppy = {
		blocksize = 1024
		inode_size = 128
		inode_ratio = 8192
	}
	big = {
		inode_ratio = 32768
	}
	huge = {
		inode_ratio = 65536
	}
	news = {
		inode_ratio = 4096
	}
	largefile = {
		inode_ratio = 1048576
		blocksize = -1
	}
	largefile4 = {
		inode_ratio = 4194304
		blocksize = -1
	}
	hurd = {
	     blocksize = 4096
	     inode_size = 128
	}

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