Section 8: administration and privileged commands
mkhomedir_helper – Helper binary that creates home directories Synopsis mkhomedir_helper {user} [umask [ path-to-skel ]] Description mkhomedir_helper is a helper program for the pam_mkhomedir module that creates home directories and populates them with contents of the specified skel directory. The default value of umask is 0022 and the default value of path-to-skel is /etc/skel. The helper is separated…
mkfs.xfs – construct an XFS filesystem Synopsis mkfs.xfs [ -b block_size ] [ -m global_metadata_options ] [ -d data_section_options ] [ -f ] [ -i inode_options ] [ -l log_section_options ] [ -n naming_options ] [ -p protofile ] [ -q ] [ -r realtime_section_options ] [ -s sector_size ] [ -L label ] […
mkfs.fat – create an MS-DOS FAT filesystem Synopsis mkfs.fat [OPTIONS] DEVICE [BLOCK-COUNT] Description mkfs.fat is used to create a FAT filesystem on a device or in an image file. DEVICE is the special file corresponding to the device (e.g. /dev/sdXX) or the image file (which does not need to exist when the option -C is…
mkreiserfs – The create tool for the Linux ReiserFS filesystem. Synopsis mkreiserfs [ -dfV ] [ -b | –block-size N ] [ -h | –hash HASH ] [ -u | –uuid UUID ] [ -l | –label LABEL ] [ –format FORMAT ] [ -q | –quiet ] [ -j | –journal-device FILE ] […
mkfs – build a Linux filesystem Synopsis mkfs [options] [-t type] [fs-options] device [size] Description This mkfs frontend is deprecated in favour of filesystem specific mkfs.<type> utils. mkfs is used to build a Linux filesystem on a device, usually a hard disk partition. The device argument is either the device name (e.g., /dev/hda1, /dev/sdb2), or…
mkntfs – create an NTFS file system Synopsis mkntfs [options] device [number-of-sectors] mkntfs [ -C ] [ -c cluster-size ] [ -F ] [ -f ] [ -H heads ] [ -h ] [ -I ] [ -L volume-label ] [ -l ] [ -n ] [ -p part-start-sect ] [ -Q ] [ -q…
mkfs.fat – create an MS-DOS FAT filesystem Synopsis mkfs.fat [OPTIONS] DEVICE [BLOCK-COUNT] Description mkfs.fat is used to create a FAT filesystem on a device or in an image file. DEVICE is the special file corresponding to the device (e.g. /dev/sdXX) or the image file (which does not need to exist when the option -C is…
mkfs.minix – make a Minix filesystem Synopsis mkfs.minix [options] device [size-in-blocks] Description mkfs.minix creates a Linux MINIX filesystem on a device (usually a disk partition). The device is usually of the following form: /dev/hda[1-8] (IDE disk 1) /dev/hdb[1-8] (IDE disk 2) /dev/sda[1-8] (SCSI disk 1) /dev/sdb[1-8] (SCSI disk 2) The device may be a block…
mkfs.hfsplus – construct a new HFS Plus file system Synopsis mkfs.hfsplus [-N ] [-U uid ] [-G gid ] [-M mask ] [-P ] [-s ] [-b block-size ] [-c clump-size-list ] [-i first-cnid ] [-J [journal-size] ] [-n node-size-list ] [-v volume-name ] special mkfs.hfsplus –N partition-size [-U uid ] [-G gid ] [-M…
mkfs.gfs2 – create a gfs2 filesystem Synopsis mkfs.gfs2 [options] device [block-count] Description mkfs.gfs2 is used to create a gfs2 file system. Options The default values of the following options have been chosen for best results. In most cases, there should be no need to choose different values. The exceptions to this are the number of…
mkfs.fat – create an MS-DOS FAT filesystem Synopsis mkfs.fat [OPTIONS] DEVICE [BLOCK-COUNT] Description mkfs.fat is used to create a FAT filesystem on a device or in an image file. DEVICE is the special file corresponding to the device (e.g. /dev/sdXX) or the image file (which does not need to exist when the option -C is…
mke2fs – create an ext2/ext3/ext4 filesystem Synopsis mke2fs [ -c | -l filename ] [ -b block-size ] [ -D ] [ -f fragment-size ] [ -g blocks-per-group ] [ -G number-of-groups ] [ -i bytes-per-inode ] [ -I inode-size ] [ -j ] [ -J journal-options ] [ -N number-of-inodes ] [ -n ]…
mke2fs – create an ext2/ext3/ext4 file system Synopsis mke2fs [ -c | -l filename ] [ -b block-size ] [ -C cluster-size ] [ -d root-directory ] [ -D ] [ -g blocks-per-group ] [ -G number-of-groups ] [ -i bytes-per-inode ] [ -I inode-size ] [ -j ] [ -J journal-options ] [ -N…
mke2fs – create an ext2/ext3/ext4 file system Synopsis mke2fs [ -c | -l filename ] [ -b block-size ] [ -C cluster-size ] [ -d root-directory ] [ -D ] [ -g blocks-per-group ] [ -G number-of-groups ] [ -i bytes-per-inode ] [ -I inode-size ] [ -j ] [ -J journal-options ] [ -N…
mke2fs – create an ext2/ext3/ext4 file system Synopsis mke2fs [ -c | -l filename ] [ -b block-size ] [ -C cluster-size ] [ -d root-directory ] [ -D ] [ -g blocks-per-group ] [ -G number-of-groups ] [ -i bytes-per-inode ] [ -I inode-size ] [ -j ] [ -J journal-options ] [ -N…
mkexfatfs – create an exFAT file system Synopsis mkexfatfs [ -i volume-id ] [ -n volume-name ] [ -p partition-first-sector ] [ -s sectors-per-cluster ] [ -V ] device Description mkexfatfs creates an exFAT file system on a block device. device is a special file corresponding to the partition on the device. Note that if…
mkfs.cramfs – make compressed ROM file system Synopsis mkfs.cramfs [options] directory file Description Files on cramfs file systems are zlib-compressed one page at a time to allow random read access. The metadata is not compressed, but is expressed in a terse representation that is more space-efficient than conventional file systems. The file system is intentionally…
mkfs.btrfs – create a btrfs filesystem Synopsis mkfs.btrfs [options] <device> [<device>…] Description mkfs.btrfs is used to create the btrfs filesystem on a single or multiple devices. <device> is typically a block device but can be a file-backed image as well. Multiple devices are grouped by UUID of the filesystem. Before mounting such filesystem, the kernel…
mkfs.bfs – make an SCO bfs filesystem Synopsis mkfs.bfs [options] device [block-count] Description mkfs.bfs creates an SCO bfs filesystem on a block device (usually a disk partition or a file accessed via the loop device). The block-count parameter is the desired size of the filesystem, in blocks. If nothing is specified, the entire partition will…
mkexfatfs – create an exFAT file system Synopsis mkexfatfs [ -i volume-id ] [ -n volume-name ] [ -p partition-first-sector ] [ -s sectors-per-cluster ] [ -V ] device Description mkexfatfs creates an exFAT file system on a block device. device is a special file corresponding to the partition on the device. Note that if…