Patent ID: 9262429
Filing Date: 2016-02-16
CPC Classification: G06F,H04L

Claim Text:
1. A method for de-duplicating data in a file system, said file system comprising one or more files, each said file comprising a set of data and said set of data capable of being shared by two or more users, the steps of said method comprising: receiving a file to be stored within a file system; checking whether a set of data within said file has been previously stored in said file system; if said set of data has been stored in said file system, checking the state of the stored set of data; if said state of stored set of data is appropriate for sharing copies of said file, then checking the reference count; and if the reference count is zero, transition the state of said stored set of data to a state that is one of a group, said group consisting of: deleting, tentative, orphan and recovered.