Server::Server(Server *up, const Anope::string &sname, unsigned shops, const Anope::string &desc, const Anope::string &ssid, bool jupe) : name(sname), hops(shops), description(desc), sid(ssid), uplink(up), users(0)
{
syncing = true;
juped = jupe;
quitting = false;
Servers::ByName[sname] = this;
if (!ssid.empty())
Servers::ByID[ssid] = this;
Log(this, "connect") << "has connected to the network (uplinked to " << (this->uplink ? this->uplink->GetName() : "no uplink") << ")";
/* Add this server to our uplinks leaf list */
if (this->uplink)
{
this->uplink->AddLink(this);
/* Check to be sure this isn't a juped server */
if (Me == this->uplink && !juped)
Burst();
}
EventManager::Get()->Dispatch(&Event::NewServer::OnNewServer, this);
}
void System::initEQ(double cpus, double ios, double context, double mix, double freq)
{
idleCPU = cpus;
maxCPU = cpus;
numIO = ios;
contextSwitch = context;
taskMix = mix;
frequencyOfTasks = freq;
endTime = 2000;
int numberOfTasks = endTime / freq;
IOReadySet.resize(numIO);
idleDevices.resize(numIO);
stats.ioUtilizations.resize(numIO);
for(int i = 0; i < numIO; ++i){
idleDevices.at(i) = true;
IOReadySet.at(i) = std::make_shared<FIFO>();
}
int t = 0;
std::uniform_int_distribution<int> distribution(1, 30);
auto randomInt = std::bind(distribution, generation);
std::uniform_int_distribution<int> distribution0_100(1, 100);
std::normal_distribution<double> distributionSmall(3,1);
auto randomRealSmall = std::bind (distributionSmall, generation);
std::normal_distribution<double> distributionLarge(7,2);
auto randomRealLarge = std::bind (distributionLarge, generation);
for(int i = 0; i < numberOfTasks; ++i)
{
int whichSet = distribution0_100(generation);
int numBurst = randomInt() % 12 + 2;
int device = randomInt() % (int)numIO;
std::vector<Burst> b;
if(whichSet >= (taskMix * 100) ){ //CPU bound
b.push_back(Burst(randomRealLarge(), -1));
for(int i =0; i < numBurst; ++i){
if(device >=0){
double burstTime = randomRealSmall();
b.push_back(Burst(burstTime, device));
device = -1;
}
else{
double burstTime = randomRealLarge();
b.push_back(Burst(burstTime, device));
device = randomInt() % (int)numIO;
}
}
b.push_back(Burst(randomRealLarge(), -1));
}
else{ // IOBound
b.push_back(Burst(randomRealSmall(), -1));
for(int i =0; i < numBurst; ++i){
if(device >=0){
double burstTime = randomRealLarge();
b.push_back(Burst(burstTime, device));
device = -1;
}
else{
double burstTime = randomRealSmall();
b.push_back(Burst(burstTime, device));
device = randomInt() % (int)numIO;
}
}
b.push_back(Burst(randomRealSmall(), -1));
}
//make a task, then an StartTask event, then an Event and push it into eq
auto task = std::make_shared<Task>(t,b);
auto e = std::make_shared <StartTask> ( task );
eq.push( std::dynamic_pointer_cast<Event> (e ) );
t += (frequencyOfTasks + randomInt() % 3 );
}
eq.push( std::dynamic_pointer_cast<Event> (std::make_shared <EndSim> (endTime) ) );
}
