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Zero Overhead Method for Starting and Stopping Performance Monitor Counters

IP.com Disclosure Number: IPCOM000019944D
Original Publication Date: 2003-Oct-13
Included in the Prior Art Database: 2003-Oct-13

Publishing Venue

IBM

Abstract

A method for enabling and disabling counters in a hardware Performance Monitor without software overhead is disclosed. This method can be used to limit the monitoring of events between two controlling events.