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NAME

       umount.nfs, umount.nfs4 - unmount a Network File System

SYNOPSIS

       umount.nfs dir [-fvnrlh ]

DESCRIPTION

       umount.nfs  and  umount.nfs4  are  a  part of nfs(5) utilities package,
       which provides NFS client functionality.

       umount.nfs4 and umount.nfs are  meant  to  be  used  by  the  umount(8)
       command  for  unmounting NFS shares. This subcommand, however, can also
       be used as a standalone command with limited functionality.

       dir is the directory on which the file system is mounted.

OPTIONS

       -f     Force unmount the file system in case of unreachable NFS system.

       -v     Be verbose.

       -n     Do  not  update  /etc/mtab.   By default, an entry is created in
              /etc/mtab for every mounted file system. Use this option to skip
              deleting an entry.

       -r     In case unmounting fails, try to mount read-only.

       -l     Lazy  unmount.  Detach  the  file  system  from  the file system
              hierarchy now, and cleanup all references to the file system  as
              soon as it is not busy anymore.

       -h     Print help message.

NOTE

       For further information please refer nfs(5) and umount(8) manual pages.

FILES

       /etc/fstab        file system table

       /etc/mtab         table of mounted file systems

SEE ALSO

       nfs(5), umount(8),

AUTHOR

       Amit Gud <agud@redhat.com>

                                  6 Jun 2006