PMC.SOFT(3) BSD Library Functions Manual PMC.SOFT(3)
NAME
pmc.soft -- measurements using software based events
LIBRARY
Performance Counters Library (libpmc, -lpmc)
SYNOPSIS
#include <pmc.h>
DESCRIPTION
Software events are used to collect various source of software events.
PMC Features
16 sampling counters using software events based on various sources. These PMCs support the following capabilities:
Capability Support
PMC_CAP_CASCADE No
PMC_CAP_EDGE No
PMC_CAP_INTERRUPT Yes
PMC_CAP_INVERT No
PMC_CAP_READ Yes
PMC_CAP_PRECISE No
PMC_CAP_SYSTEM Yes
PMC_CAP_TAGGING No
PMC_CAP_THRESHOLD No
PMC_CAP_USER Yes
PMC_CAP_WRITE Yes
Event Qualifiers
There is no supported event qualifier.
The event specifiers supported by software are:
CLOCK.HARD
Hard clock ticks.
CLOCK.STAT
Stat clock ticks.
CLOCK.PROF
Profiling clock ticks.
LOCK.FAILED
Lock acquisition failed.
PAGE_FAULT.ALL
All page fault type.
PAGE_FAULT.READ
Read page fault.
PAGE_FAULT.WRITE
Write page fault.
SEE ALSO
pmc(3), pmc.atom(3), pmc.core(3), pmc.corei7(3), pmc.corei7uc(3), pmc.iaf(3), pmc.k7(3), pmc.k8(3), pmc.p4(3), pmc.p5(3), pmc.p6(3),
pmc.tsc(3), pmc.ucf(3), pmc.westmereuc(3), pmc_cpuinfo(3), pmclog(3), hwpmc(4)
HISTORY
The pmc library first appeared in FreeBSD 6.0.
AUTHORS
The Performance Counters Library (libpmc, -lpmc) library was written by Joseph Koshy <jkoshy@FreeBSD.org>. Software PMC was written by
Fabien Thomas <fabient@FreeBSD.org>.
BSD
February 26, 2013 BSD
