///////////////////////////////////////////for client
//start main loop
public void mainflow()
{
if (shutdownval)
{
Environment.Exit(0);
}
settings.checkTimeSync(); //update changed time settings
//internal sync
if (settings.timeSync && !controller.wrong && !pause) //skip when xtu settings bad, or user request
{
controller.XTUdaemon(settings, checker);
//1. check config
controller.generateCLKlist(settings, checker); //before batchCheck
settings.batchCheckFiles(); //no need to save io here
if (settings.checkPowerCFGFlag)
{
controller.initPowerCFG(settings);
controller.forceApply = true; //just in case
}
//2. apply settings(add app if dont exist)
var currfg = checker.detectFgProc(settings);
checker.autoCheckInsert(currfg, settings, controller);
//controller.setProcNice(currfg, settings);
controller.setPower(currfg, settings);
//3. check throttle
/*
*
* per profile scheduling.
*
* store intermediate values on settingsmanager.
*
* on throttle:
* cpuload 80%(tweakable)
* -get median upto throttleSync(tweakable)
*
* if app on the same profile throttles:
* profile gets modified affecting other relevant apps.
*
* if app is not in any profile:
* monitor performance for throttleSync(tweakable) cycles and assign to closest one.
*
*/
/*current app info
* 1. skip if its not in list
* 2. which throttle mode
*/
//reset timers (except newlist does it internally)
if (prev_currfg != null)
{
if (currfg.Id != prev_currfg.Id)
{
settings.resetThrottleSync();
settings.resetResurSync();
}
}
prev_currfg = currfg;
//current profile:
int currprof = controller.checkInList(currfg, settings);
//if app has a profile:
if (currprof != -1)
{
if (checker.isCurrentlyThrottling(settings, controller))
{
int mode = settings.throttleMode; //save mode
settings.throttleMode = 0; //reset
//median limit
int limit = (int)settings.newlist_median.configList["newlist_median"]; //ex) 50
int listcount = settings.generatedCLK.configList.Count(); //ex) 12
int indexlimit = listcount - listcount * limit / 100; //ex) 6
//new clk value for cpu throttle (newclk)
var gclklist = checker.sortedCLKlist(settings);
int newindex = gclklist.IndexOf(controller.getCLK(false));
if (newindex > indexlimit)
{
newindex--; //ensure 0 is the end(noindex is -1)
}
int newclk = gclklist.ElementAt(newindex); //clk value goes in
//new xtu value for gpu throttle (newxtu)
float newxtu = controller.getXTU();
if (newxtu > controller.getBaseXTU(settings))
{
newxtu -= 0.5f;
}
switch (mode)
{
case 0: break;
case 1: //cpu
settings.programs_running_cfg_cpu.appendChanges(currprof, newclk);
break;
case 2: //gpu
settings.programs_running_cfg_xtu.appendChanges(currprof, newxtu);
break;
}
}
if (checker.isViableForResurrect(settings, controller))
{
int mode = settings.resurrectMode;
settings.resurrectMode = 0;
//median limit
int limit = (int)settings.newlist_median.configList["newlist_median"]; //ex) 50
int listcount = settings.generatedCLK.configList.Count(); //ex) 12
int indexlimit = listcount - listcount * limit / 100; //ex) 6
string name = controller.checkNameInList(currfg, settings);
switch (mode)
{
case 0: break;
case 1:
if (currprof > 0)
{
settings.special_programs.appendChanges(name, currprof - 1);
}
break;
case 2:
if (currprof < indexlimit)
{
settings.special_programs.appendChanges(name, currprof + 1);
}
break;
}
}
}
}
settings.updateTimeSync();
checker.resettick();
}
/* its currently throttling if:
* 1. get default high watermark from:
* 06cadf0e-64ed-448a-8927-ce7bf90eb35d = 30 //rocket
* 2. if load is over 30 and clockspeed is not fullspeed -> throttling.
*/
/*
* sm.throttleMode:
* 0 -> nein
* 1 -> cpu(cpu usage under 80)
* 2 -> gpu(cpu usage over 80)
* cpu is more important than gpu
*/
public bool isCurrentlyThrottling(SettingsManager sm, TweakerController ts)
{
sm.IPClocked = true;
try
{
/*
* ex) 1 sync = 5 cycles
*
* all cycles synchronized under:
* -throttleSync
*
* throttle decision is done by:
* -throttledelay(2/5 no throttle: nothing happens in this sync)
*
* which side to throttle is decided by:
* -throttle_acc median(accumulates all throttled cycle over throttledelay)
* -user tweakable throttle_median bar
*/
//<string, int>
int currpwr = autofilterPWR(getPWR());
int load = getLoad();
int currclk = ts.getCLK(false);
int target_pwr = autofilterPWR((int)sm.generatedCLK.configList[currclk]);
int throttle_median = (int)sm.throttle_median.configList["throttle_median"];
int upperlimit = (int)sm.processor_guid_tweak.configList["06cadf0e-64ed-448a-8927-ce7bf90eb35d"];
if (throttlecheck == 0)
{
throttle_acc.Clear();
}
if (load >= upperlimit && currpwr < target_pwr)
{
sm.startThrottleSync();
throttle_acc.Add(load);
throttlecheck++;
}
else
{
if (throttlecheck > 0)
{
throttlecheck--;
}
}
log.WriteLog("accumulation for throttle load = " + load + " ,clk = " + currpwr + " ,throttlecheck = " + throttlecheck);
/*
* on throttle:
* cpuload 80%(tweakable)
* -get average upto throttleSync(tweakable)
*/
//on throttleSync timer
if (sm.checkThrottleSync())
{
sm.throttleMode = 0;
/*
* get avg.
* heavily modified version of exponential moving average(EMA)
* EMA is highest, EMA + CMA helps in some scenarios
* designed to be more favorable towards higher load for avg
*/
float favg = throttle_acc[0];
float lsum = 0.0f;
bool ignoreFlag = false;
for (int i = 1; i < throttle_acc.Count(); i++)
{
//ignore
if (throttle_acc[i] == 100 && ignoreFlag == false)
{
ignoreFlag = true;
favg = 100.0f;
//skip the next one
}
else if (throttle_acc[i] == 100 && ignoreFlag == true)
{
continue; //skip
}
else if (throttle_acc[i] != 100 && ignoreFlag == true)
{
ignoreFlag = false;
}
//favg
float next = throttle_acc[i];
lsum = next + favg + 1.0f; //prevent divbyzero
favg = favg * (1.0f - next / lsum) + next * (next / lsum);
}
int avg = (int)favg; //int version
int medload = avg;
log.WriteLog("EMA result medload:" + medload);
//this is count instead of value
int countval = 100 * throttlecheck / (throttle_acc.Count() + 1); //prevent divbyzero
log.WriteLog("count percentage:" + countval);
throttle_acc.Clear(); //clear
throttlecheck = 0; //reset acc
if (countval < throttle_median)
{
log.WriteLog("throttle check ignored.");
return(false);
}
//throttleMode notifier:
//
// dont confuse!
// *throttle_median: cpu load median
// *newlist_median: low limit clk median.
//
// if throttle_acc median doesnt exceed default median (ex)80:
// decrease cpu
// else if cpu cant be decreased:
// decrease gpu
log.WriteLog("complete throttle sync load(median) = " + medload);
//find index of low limit(newlist median)
int index = 0;
int limit = (int)sm.newlist_median.configList["newlist_median"]; //ex) 50
int listcount = sm.generatedCLK.configList.Count(); //ex) 12
int indexlimit = listcount * limit / 100; //ex) 6
//get low limit through sorted clk
foreach (int val in sortedCLKlist(sm))
{
if (index < indexlimit)
{
index++;
}
else
{
limit = val;
break;
}
}
//dont exceed throttle median && current clk is over limit
int limitclk = (int)sm.programs_running_cfg_cpu.configList[indexlimit];
if (medload < throttle_median && limitclk < currclk)
{
log.WriteLog("cpu throttle detected!");
sm.throttleMode = 1;
}
else
{
log.WriteLog("gpu throttle detected!");
sm.throttleMode = 2;
if (limitclk >= currclk)
{
log.WriteLog("reason: cpu low limit reached (newlist_median)");
}
}
sm.IPClocked = false;
//initiate throttle!
return(true);
}
sm.IPClocked = false;
//skip for now
return(false);
}
catch (Exception) { //config file bug
//log.WriteErr("config file is broken");
}
sm.IPClocked = false;
return(false); //this will never reach
}
