Data processing system and method

Details Data processing system and method Data processing system and method

2011-06-28

2011-06-28

Pan, Daniel (Department: 2183)

Electrical computers and digital processing systems: processing

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C711S140000

Reexamination Certificate

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07971031

ABSTRACT:
A method, system and computer program for modifying an executing application, comprising monitoring the executing application to identify at least one of a hot load instruction, a hot store instruction and an active prefetch instruction that contributes to cache congestion; where the monitoring identifies a hot load instruction, enabling at least one prefetch associated with the hot load instruction; where the monitoring identifies a hot store instruction, enabling at least one prefetch associated with the hot store instruction; and where the monitoring identifies an active prefetch instruction that contributes to cache congestion, one of disabling the active prefetch instruction and reducing the effectiveness of the active prefetch instruction.

REFERENCES:
patent: 6421826 (2002-07-01), Kosche et al.
patent: 6951015 (2005-09-01), Thompson
patent: 6961930 (2005-11-01), Waldspurger et al.
patent: 2003/0126591 (2003-07-01), Wu et al.
ftp://download.intel.com/design/Itanium2/manuals/25111003.pdf.
ftp://download.intel.com/design/Itanium/manuals/24531705.pdf.
ftp://download.intel.com/design/Itanium/manuals/24531805.pdf.
ftp://download.intel.com/design/Itanium/manuals/24531905.pdf.
http://download.intel.com/design/Itanium2/manuals/30806501.pdf.

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