Invention Grant
- Patent Title: Bottleneck management techniques using non-disruptive file movement mechanisms in distributed storage environments
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Application No.: US18488755Application Date: 2023-10-17
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Publication No.: US12298942B2Publication Date: 2025-05-13
- Inventor: Richard Parvin Jernigan, IV
- Applicant: NetApp, Inc.
- Applicant Address: US CA San Jose
- Assignee: NetApp, Inc.
- Current Assignee: NetApp, Inc.
- Current Assignee Address: US CA San Jose
- Agency: Jaffery Watson Hamilton & DeSanctis LLP
- Main IPC: G06F16/174
- IPC: G06F16/174 ; G06F16/16

Abstract:
Approaches to data flow bottleneck management using caching mechanisms in a distributed storage environment are disclosed. A read request is received by a first data storage node having a first set of interface module(s), a first set of data management module(s), a first redirection layer, and a first set of data storage devices. The read request has a corresponding file to be read. The first redirection layer is checked for an entry corresponding to the file. The read request is routed based on a file characteristic corresponding to the read request if there is no corresponding entry in the first redirection layer or to a second data storage node based on the entry in the first redirection layer. Potential bottleneck conditions are monitored on the first node. A redirection layer entry in the first redirection layer is generated in response to determining that a bottleneck condition exists.
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