FINE-GRAINED SHARED MULTI-TENANT DE-DUPLICATION SYSTEM
First Claim
Patent Images
1. A method, comprising:
- receiving, at a cloud storage site, chunks that each take the form of a hash of a combination that comprises a plurality of salts and a file object, and one of the salts is a retention salt shared by the chunks;
monitoring a time period associated with the retention salt;
when the time period has expired, removing the chunks that include the retention salt; and
depositing the removed chunks in a deleted items cloud store.
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Abstract
In one example, a method includes receiving, at a cloud storage site, chunks that each take the form of a hash of a combination that includes two or more salts and a file object, and one of the salts is a retention salt shared by the chunks, monitoring a time period associated with the retention salt, when the time period has expired, removing the chunks that include the retention salt, and depositing the removed chunks in a deleted items cloud store.
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Citations
20 Claims
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1. A method, comprising:
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receiving, at a cloud storage site, chunks that each take the form of a hash of a combination that comprises a plurality of salts and a file object, and one of the salts is a retention salt shared by the chunks; monitoring a time period associated with the retention salt; when the time period has expired, removing the chunks that include the retention salt; and depositing the removed chunks in a deleted items cloud store. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 20)
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11. A non-transitory storage medium having stored therein instructions executable by one or more hardware processors to perform operations comprising:
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receiving, at a cloud storage site, chunks that each take the form of a hash of a combination that comprises a plurality of salts and a file object, and one of the salts is a retention salt shared by the chunks; monitoring a time period associated with the retention salt; when the time period has expired, removing the chunks that include the retention salt; and depositing the removed chunks in a deleted items cloud store. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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Specification