Check out my first novel, midnight's simulacra!

Performance Counters: Difference between revisions

From dankwiki
No edit summary
No edit summary
 
Line 5: Line 5:
* This is the preferred way we get at [[x86 timing|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]].
{| border="1"
 
{| border="1" class="wikitable"
! Counter
! Counter
! Introduced
! Introduced

Latest revision as of 03:14, 23 September 2019

Counter Introduced Description
MACHINE_CLEARS.ASSIST_FUSION Core i7 Number of macro-fusions performed
LSD.UOPS Core i7 Number of μops delivered by the Loop Stream Decoder