Extended Features of Network File Systems
Several key features of network file systems differentiate them from single-system file systems, as discussed in the following sections.
Disk Quotas
Considering that network file systems are a shared resource, it makes sense to control how it is used. Disk quotas set capacity limits for the total amount of storage individual users can consume. This can be done by associating a directory in the file system with a particular user and then limiting the size of that directory, including subdirectories.
Name Space Virtualization
The name space (directory and file organization) viewed through a client's I/O redirector can appear to be much different from the actual name space of the file server's file systems. ...
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