Man page - papi_component_info_t(3)

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Manual

PAPI_component_info_t

NAME

PAPI_component_info_t

SYNOPSIS

Data Fields

char name [128]
char short_name [64]
char description [128]
char version [64]
char support_version [64]
char kernel_version [64]
char disabled_reason [1024]
int disabled
int initialized
int CmpIdx
int num_cntrs
int num_mpx_cntrs
int num_preset_events
int num_native_events
int default_domain
int available_domains
int default_granularity
int available_granularities
int hardware_intr_sig
int component_type
char * pmu_names [80]
int reserved [8]
unsigned int hardware_intr :1
unsigned int precise_intr :1
unsigned int posix1b_timers :1
unsigned int kernel_profile :1
unsigned int kernel_multiplex :1
unsigned int fast_counter_read :1
unsigned int fast_real_timer :1
unsigned int fast_virtual_timer :1
unsigned int attach :1
unsigned int attach_must_ptrace :1
unsigned int cntr_umasks :1
unsigned int cpu :1
unsigned int inherit :1
unsigned int reserved_bits :19

Field Documentation

unsigned int PAPI_component_info_t::attach

Supports attach

unsigned int PAPI_component_info_t::attach_must_ptrace

Attach must first ptrace and stop the thread/process

int PAPI_component_info_t::available_domains

Available domains

int PAPI_component_info_t::available_granularities

Available granularities

int PAPI_component_info_t::CmpIdx

Index into the vector array for this component; set at init time

unsigned int PAPI_component_info_t::cntr_umasks

counters have unit masks

int PAPI_component_info_t::component_type

Type of component

unsigned int PAPI_component_info_t::cpu

Supports specifying cpu number to use with event set

int PAPI_component_info_t::default_domain

The default domain when this component is used

int PAPI_component_info_t::default_granularity

The default granularity when this component is used

char PAPI_component_info_t::description[128]

Description of the component

int PAPI_component_info_t::disabled

0 if enabled, otherwise error code from initialization

char PAPI_component_info_t::disabled_reason[1024]

Reason for failure of initialization

unsigned int PAPI_component_info_t::fast_counter_read

Supports a user level PMC read instruction

unsigned int PAPI_component_info_t::fast_real_timer

Supports a fast real timer

unsigned int PAPI_component_info_t::fast_virtual_timer

Supports a fast virtual timer

unsigned int PAPI_component_info_t::hardware_intr

hw overflow intr, does not need to be emulated in software

int PAPI_component_info_t::hardware_intr_sig

Signal used by hardware to deliver PMC events

unsigned int PAPI_component_info_t::inherit

Supports child processes inheriting parents counters

int PAPI_component_info_t::initialized

Component is ready to use

unsigned int PAPI_component_info_t::kernel_multiplex

In kernel multiplexing

unsigned int PAPI_component_info_t::kernel_profile

Has kernel profiling support (buffered interrupts or sprofil-like)

char PAPI_component_info_t::kernel_version[64]

Version of the kernel PMC support driver

char PAPI_component_info_t::name[128]

Name of the component we’re using

int PAPI_component_info_t::num_cntrs

Number of hardware counters the component supports

int PAPI_component_info_t::num_mpx_cntrs

Number of hardware counters the component or PAPI can multiplex supports

int PAPI_component_info_t::num_native_events

Number of native events the component supports

int PAPI_component_info_t::num_preset_events

Number of preset events the component supports

char* PAPI_component_info_t::pmu_names[80]

list of pmu names supported by this component

unsigned int PAPI_component_info_t::posix1b_timers

Using POSIX 1b interval timers (timer_create) instead of setitimer

unsigned int PAPI_component_info_t::precise_intr

Performance interrupts happen precisely

char PAPI_component_info_t::short_name[64]

Short name of component, to be prepended to event names

char PAPI_component_info_t::support_version[64]

Version of the support library

char PAPI_component_info_t::version[64]

Version of this component

Author

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