Invention Grant
- Patent Title: Input/output traffic backpressure prediction
- Patent Title (中): 输入/输出业务背压预测
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Application No.: US14077156Application Date: 2013-11-11
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Publication No.: US09183042B2Publication Date: 2015-11-10
- Inventor: Norbert Hagspiel , Matthias Klein
- Applicant: International Business Machines Corporation
- Applicant Address: US NY Armonk
- Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Current Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Current Assignee Address: US NY Armonk
- Agent James L. Baudino
- Main IPC: G06F9/46
- IPC: G06F9/46 ; G06F13/16

Abstract:
According to one aspect of the present disclosure, a method and technique for input/output traffic backpressure prediction is disclosed. The method includes: performing a plurality of memory transactions; determining, for each memory transaction, a traffic value corresponding to a time for performing the respective memory transactions; responsive to determining the traffic value for a respective memory transaction, determining a median value based on the determined traffic values; determining whether successive median values are incrementing; and responsive to a quantity of successively incrementing median values exceeding a threshold, indicating a prediction of a backpressure condition.
Public/Granted literature
- US20140089607A1 INPUT/OUTPUT TRAFFIC BACKPRESSURE PREDICTION Public/Granted day:2014-03-27
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