On Unix-like operating systems, the eject command allows removable media (typically an optical disc) to be ejected under software control. The command can also control some multi-disc CD-ROM changers, the auto-eject feature supported by some devices, and close the disc tray of some CD-ROM drives.
This page describes the GNU/Linux version of eject.
Description
When the eject command is executed, the device corresponding to
- Description
- Syntax
- Examples
- Related commands
- Linux commands help
There are four different methods of ejecting, depending on whether the device is a CD-ROM, SCSI device, removable floppy, or tape. By default, eject tries all four methods in order until it succeeds.
If the device is currently mounted, it is unmounted before ejecting.
Syntax
eject -h
eject [-vnrsfmqp] [
eject [-vn] -d
eject [-vn] -a on|off|1|0 [
eject [-vn] -c slot [
eject [-vn] -i on|off|1|0 [
eject [-vn] -t [
eject [-vn] -T [
eject [-vn] -x
eject [-vn] -X [
eject -V
Options
Examples
eject
Eject the default device.
eject cdrom
Eject a device or mount point named cdrom.
eject /dev/cdrom
Same as above, but using the device name.
eject /mnt/cdrom/
Same as above, using the mount point.
eject hdd
Eject 4th IDE device.
eject sda
Eject first SCSI device.
eject sda4
Eject using SCSI partition name.
eject -v -c4 /dev/cdrom
Eject 5th disc on multi-disc changer.
Related commands
mount — Mount a file system so that its data may be accessed.umount — Unmount a file system, making its data inaccessible.