Tracking statistics corresponding to data access in a computer system

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United States of America Patent

PATENT NO 9588917
SERIAL NO

14311482

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Embodiments of the present invention disclose a method, computer program product, and system for determining statistics corresponding to data transfer operations. In one embodiment, the computer implemented method includes the steps of receiving a request from an input/output (I/O) device to perform a data transfer operation between the I/O device and a memory, generating an entry in an input/output memory management unit (IOMMU) corresponding to the data transfer operation, wherein the entry in the IOMMU includes at least an indication of a processor chip that corresponds to the memory of the data transfer operation, monitoring the data transfer operation between the I/O device and the memory, determining statistics corresponding to the monitored data transfer operation, wherein the determined statistics include at least: the I/O device that performed the data transfer operation, the processor chip that corresponds to the memory of the data transfer operation, and an amount of data transferred.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kotta, Srinivas Hyderabad, IN 16 134
Patel, Mehulkumar J Bangalore, IN 20 45
Sainath, Venkatesh Bangalore, IN 59 228
Srinivasan, Vaidyanathan Bangalore, IN 34 192

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