"Error: device is busy", While Unmounting A Mount Point In NFS Server (Doc ID 1910310.1)

Last updated on NOVEMBER 16, 2014

Applies to:

Linux OS - Version Oracle Linux 6.0 and later
Linux x86-64
Linux x86

Symptoms

NFS server is configured on Linux server, it is not able to unmount NFS mount point in NFS server even after unmounting it in NFS clients.

Commands like lsof and fuser which are used to check the dependency does not show anything.

Getting below error message:

Cause

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