PAPI_component_info_t(3)

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 [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

Detailed Description

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[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

Author

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