table of contents
| PAPI_component_info_t(3) | PAPI | 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
char * pmu_names [40]
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
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
char* PAPI_component_info_t::pmu_names[40]¶
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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| Fri Nov 17 2023 | Version 6.0.0.0 |