Invention Grant
- Patent Title: Method and system for data deduplication based on load information associated with different phases in a data deduplication pipeline
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Application No.: US15641047Application Date: 2017-07-03
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Publication No.: US10346076B1Publication Date: 2019-07-09
- Inventor: Uday Kiran Jonnala , Yamini Allu , Pradeep Thomas , Abhishek Rajimwale , Balaji Subramanian
- Applicant: EMC IP Holding Company LLC
- Applicant Address: US MA Hopkinton
- Assignee: EMC IP HOLDING COMPANY LLC
- Current Assignee: EMC IP HOLDING COMPANY LLC
- Current Assignee Address: US MA Hopkinton
- Agency: Womble Bond Dickinson (US) LLP
- Main IPC: G06F3/06
- IPC: G06F3/06

Abstract:
According to some embodiment, a backup storage system receives, by a first phase of a data deduplication pipeline, a request from a client for reading or writing a data segment associated with a data stream stored in or to a storage system. In response to the request, the system retrieves, by the first phase, load parameters associated with a second phase in the data deduplication pipeline. For each of the load parameters associated with the second phase, the system determines, by the first phase, whether the load parameter has exceeded a load threshold associated with the second phase. The system throttles, by the first phase, performance of a specific job in the data deduplication pipeline by the second phase in response to a determination that at least one of the load parameters associated with the second job phase has exceeded the load threshold associated with the second phase.
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