Check out my first novel, midnight's simulacra!

Performance Counters: Difference between revisions

From dankwiki
No edit summary
No edit summary
Line 2: Line 2:
* 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 libpfm
* On Linux, we have [http://perfmon2.sourceforge.net/ libpfm]
* This is the preferred way we get at TSC (TSC has fallen out of favor, though)
* This is the preferred way we get at TSC (TSC has fallen out of favor, though)
* Collectors include [[oprofile]] and [[perf]].
* Collectors include [[oprofile]] and [[perf]].

Revision as of 10:16, 19 September 2009