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Performance Counters: Difference between revisions

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* RDPMC instruction: http://www.x86.org/secrets/opcodes/rdpmc.htm
* RDPMC instruction: http://www.x86.org/secrets/opcodes/rdpmc.htm
* FreeBSD includes libpmc as part of the base system
* FreeBSD includes libpmc as part of the base system
* On Linux, we have [http://perfmon2.sourceforge.net/ libpfm]
* On Linux, we have [http://perfmon2.sourceforge.net/ libpfm] from perfmon2
* This is the preferred way we get at TSC (TSC has fallen out of favor, though)
* This is the preferred way we get at [[x86 timing|TSC]] (TSC has fallen out of favor, though)
* Collectors include [[oprofile]] and [[perf]].
* Collectors include [[oprofile]] and [[perf]].

Revision as of 10:17, 19 September 2009