umount.8 (952B)
1 .Dd February 2, 2015 2 .Dt UMOUNT 8 3 .Os ubase 4 .Sh NAME 5 .Nm umount 6 .Nd unmount file systems 7 .Sh SYNOPSIS 8 .Nm 9 .Op Fl fln 10 .Ar target... 11 .Nm 12 .Op Fl fln 13 .Fl a 14 .Sh DESCRIPTION 15 .Nm 16 detaches the 17 .Ar target 18 filesystem(s). A file system is specified by giving the directory where it 19 has been mounted. Giving the special device on which the file system 20 lives may also work, but is obsolete, mainly because it will fail in 21 case this device was mounted on more than one directory. 22 .Sh OPTIONS 23 .Bl -tag -width Ds 24 .It Fl a 25 All of the file systems described in 26 .Pa /proc/mounts 27 are unmounted. The proc filesystem is not unmounted. 28 .It Fl f 29 Force unmount (in case of an unreachable NFS server). 30 .It Fl l 31 Lazy unmount. Detach the filesystem from the fs hierarchy now, and cleanup 32 all references to the filesystem as soon as it is not busy anymore. 33 .It Fl n 34 Unmount without writing in 35 .Pa /etc/mtab . 36 This is the default action. 37 .El 38 .Sh SEE ALSO 39 .Xr umount 2 , 40 .Xr mount 8