int dump_rapl_power_info(FILE *writedest)
{
int socket;
static uint64_t *rapl_flags = NULL;
struct rapl_power_info info;
static uint64_t sockets = 0;
if (rapl_flags == NULL || sockets == 0)
{
sockets = num_sockets();
if (rapl_storage(NULL, &rapl_flags))
{
return -1;
}
}
for (socket = 0; socket < sockets; socket++)
{
get_rapl_power_info(socket, &info);
if (*rapl_flags & PKG_POWER_INFO)
{
fprintf(writedest, "Socket: %d\n", socket);
fprintf(writedest, " pkg_max_power (W) = %8.4lf pkg_min_power (W) = %8.4lf\n", info.pkg_max_power, info.pkg_min_power);
fprintf(writedest, " pkg_max_window (s) = %8.4lf pkg_therm_power (W) = %8.4lf\n", info.pkg_max_window, info.pkg_therm_power);
}
if (*rapl_flags & DRAM_POWER_INFO)
{
fprintf(writedest, "Socket: %d\n", socket);
fprintf(writedest, " dram_max_power (W) = %8.4lf dram_min_power (W) = %8.4lf\n", info.dram_max_power, info.dram_min_power);
fprintf(writedest, " dram_max_window (s) = %8.4lf dram_therm_power (W) = %8.4lf\n", info.dram_max_window, info.dram_therm_power);
}
}
return 0;
}
void set_to_defaults()
{
int socket = 0;
int numsockets = num_sockets();
struct rapl_power_info raplinfo;
struct rapl_limit socketlim, socketlim2, dramlim;
fprintf(stdout, "Setting Defaults\n");
for (socket = 0; socket < numsockets; socket++)
{
get_rapl_power_info(socket, &raplinfo);
socketlim.bits = 0;
socketlim.watts = raplinfo.pkg_therm_power;
socketlim.seconds = 1;
socketlim2.bits = 0;
socketlim2.watts = raplinfo.pkg_therm_power * 1.2;
socketlim2.seconds = 3;
dramlim.bits = 0;
dramlim.watts = raplinfo.dram_max_power;
dramlim.seconds = 1;
if (ISVERBOSE)
{
dump_rapl_limit(&socketlim, stdout);
dump_rapl_limit(&socketlim2, stdout);
dump_rapl_limit(&dramlim, stdout);
}
set_pkg_rapl_limit(socket, &socketlim, &socketlim2);
set_dram_rapl_limit(socket, &dramlim);
}
}
