Method and apparatus for virtualization of a file system, data storage system for virtualization of a file system, and file server for use in a data storage system
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United States of America Patent
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Oct 4, 2016
Grant Date -
Feb 25, 2016
app pub date -
Nov 5, 2015
filing date -
Jul 2, 2013
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Abstract
The method and an apparatus provides a virtualized file system enabling indirect access to a second file system in a data storage system comprising a plurality of client computers 100 and a second file system managing unit 410 for managing the second file system and enabling client access to the second file system, the method comprising interconnecting a first file system managing unit 310 between the plurality of client computers 100 and the second file system managing unit 410, creating a directory /root in a first file system managed by the first file system managing unit 310, a directory /root of the second file system with the directory /root of the first file system, enabling on-demand virtualization of the second file system by the first file system managing unit 310 based on client requests received from the client computers 100 at the first file system managing unit 310.
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