[Request for Comments] PMC(3) API

Joseph Koshy joseph.koshy at gmail.com
Sun Dec 19 11:17:36 PST 2004

I would like to solicit comments on the following API for using CPU 
performance monitoring counters in FreeBSD.

The intent is to use this API to support PAPI and other 'portable'
performance monitoring libraries.

The manual page is available here:


A small tutorial on the API is available here:  


Code is being developed in our Perforce repository:


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