Performance Monitoring Unit Guidelines

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Last Modified On :   June 26, 2009 9:49 AM PDT
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by Peggy Irelan and Shihjong Kuo

In order to facilitate simpler development and maintenance of performance monitoring tools, Intel has begun the transition to create an architecturally-defined approach for software agents to interacting with the PMU. This approach is known as "architectural Performance Monitoring (PerfMon)," as opposed to the traditional "model-specific Performance Monitoring (PerfMon)." The purpose of architectural PerfMon is to provide a functionally and logically consistent set of capabilities with a consistent hardware interface that developers can rely on now and in the future.

For more details on how to use PMU, click here.