print_header.h File Reference

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Functions
int	papi_print_header (char *prompt, const PAPI_hw_info_t **hwinfo)

Function Documentation

papi_print_header()

int papi_print_header	(	char *	prompt,
		const PAPI_hw_info_t **	hwinfo
	)

Definition at line 12 of file print_header.c.

{
    int cnt, mpx;
    struct utsname uname_info;
    PAPI_option_t options;

    if ( ( *hwinfo = PAPI_get_hardware_info(  ) ) == NULL ) {
        return PAPI_ESYS;
    }

    PAPI_get_opt(PAPI_COMPONENTINFO,&options);

    uname(&uname_info);

    printf( "%s", prompt );
    printf
        ( "--------------------------------------------------------------------------------\n" );
    printf( "PAPI version             : %d.%d.%d.%d\n",
            PAPI_VERSION_MAJOR( PAPI_VERSION ),
            PAPI_VERSION_MINOR( PAPI_VERSION ),
            PAPI_VERSION_REVISION( PAPI_VERSION ),
            PAPI_VERSION_INCREMENT( PAPI_VERSION ) );
    printf( "Operating system         : %s %s\n",
        uname_info.sysname, uname_info.release);
    printf( "Vendor string and code   : %s (%d, 0x%x)\n",
            ( *hwinfo )->vendor_string,
            ( *hwinfo )->vendor,
            ( *hwinfo )->vendor );
    printf( "Model string and code    : %s (%d, 0x%x)\n",
            ( *hwinfo )->model_string,
            ( *hwinfo )->model,
            ( *hwinfo )->model );
    printf( "CPU revision             : %f\n", ( *hwinfo )->revision );
    if ( ( *hwinfo )->cpuid_family > 0 ) {
        printf( "CPUID                    : Family/Model/Stepping %d/%d/%d, "
            "0x%02x/0x%02x/0x%02x\n",
            ( *hwinfo )->cpuid_family,
            ( *hwinfo )->cpuid_model,
            ( *hwinfo )->cpuid_stepping,
            ( *hwinfo )->cpuid_family,
            ( *hwinfo )->cpuid_model,
            ( *hwinfo )->cpuid_stepping );
    }
    printf( "CPU Max MHz              : %d\n", ( *hwinfo )->cpu_max_mhz );
    printf( "CPU Min MHz              : %d\n", ( *hwinfo )->cpu_min_mhz );
    printf( "Total cores              : %d\n", ( *hwinfo )->totalcpus );

    if ( ( *hwinfo )->threads > 0 )
        printf( "SMT threads per core     : %d\n", ( *hwinfo )->threads );
    if ( ( *hwinfo )->cores > 0 )
        printf( "Cores per socket         : %d\n", ( *hwinfo )->cores );
    if ( ( *hwinfo )->sockets > 0 )
        printf( "Sockets                  : %d\n", ( *hwinfo )->sockets );
    printf( "Cores per NUMA region    : %d\n", ( *hwinfo )->ncpu );
    printf( "NUMA regions             : %d\n", ( *hwinfo )->nnodes );
    printf( "Running in a VM          : %s\n", ( *hwinfo )->virtualized?
        "yes":"no");
    if ( (*hwinfo)->virtualized) {
           printf( "VM Vendor                : %s\n", (*hwinfo)->virtual_vendor_string);
    }
    cnt = PAPI_get_opt( PAPI_MAX_HWCTRS, NULL );
    mpx = PAPI_get_opt( PAPI_MAX_MPX_CTRS, NULL );
    if ( cnt >= 0 ) {
        printf( "Number Hardware Counters : %d\n",cnt );
    } else {
        printf( "Number Hardware Counters : PAPI error %d: %s\n", cnt, PAPI_strerror(cnt));
    }
    if ( mpx >= 0 ) {
        printf( "Max Multiplex Counters   : %d\n", mpx );
    } else {
        printf( "Max Multiplex Counters   : PAPI error %d: %s\n", mpx, PAPI_strerror(mpx));
    }
    printf("Fast counter read (rdpmc): %s\n",
        options.cmp_info->fast_counter_read?"yes":"no");
    printf( "--------------------------------------------------------------------------------\n" );
    printf( "\n" );
    return PAPI_OK;
}

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