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Full Discussion: Backup Disk
Top Forums UNIX for Dummies Questions & Answers Backup Disk Post 302870215 by vbe on Friday 1st of November 2013 12:51:26 PM
Old 11-01-2013
This sort of issue is frequently encountered when you have network issues, and/or the nfs-server is not responding... Can be a nightmare if you have filesystems already mounted and e.g. had an ls of a NFS directory...
Should we understand your script worked so far but now you met a sever issue, you want to try to correct things or is it your first atempt and its not working?
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UMOUNT.NFS(8)						      System Manager's Manual						     UMOUNT.NFS(8)

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 delet- ing 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 UMOUNT.NFS(8)
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