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CentOS 7.0 - man page for papi_get_hardware_info (centos section 3)

PAPI_get_hardware_info(3)					       PAPI						 PAPI_get_hardware_info(3)

PAPI_get_hardware_info - get information about the system hardware
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.\n",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 Generated automatically by Doxygen for PAPI from the source code. Version Tue Jun 17 2014 PAPI_get_hardware_info(3)