PAPI_get_hardware_info (3) Linux Manual Page

PAPI_get_hardware_info –

get information about the system hardware

Synopsis

Detailed Description

In C, this function returns a pointer to a structure containing information about the hardware on which the program runs. 
 In Fortran, the values of the structure are returned explicitly.
@retval PAPI_EINVAL 
 One or more of the arguments is invalid.

@note The C structure contains detailed information about cache and TLB sizes. 
 This information is not available from Fortran.
@par Examples:

 const PAPI_hw_info_t *hwinfo = NULL;
 if (PAPI_library_init(PAPI_VER_CURRENT) != PAPI_VER_CURRENT) 
 exit(1);
 if ((hwinfo = PAPI_get_hardware_info()) == NULL)
 exit(1);
 printf("%d CPUs at %f Mhz.
",hwinfo->totalcpus,hwinfo->mhz);
* 

See Also:

PAPI_hw_info_t

PAPI_get_executable_info, PAPI_get_opt, PAPI_get_dmem_info, PAPI_library_init

Author

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