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 [128]
int disabled
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
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:12

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[128]¶

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

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

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