/**
* Updates System Response Time measures.
*
* @param job current job
*/
private void updateResponseTime(Job job) {
if (responseTimePerClass != null) {
// Retrives measure (if not null)
Measure m = responseTimePerClass[job.getJobClass().getId()];
if (m != null) {
m.update(NetSystem.getTime() - job.getSystemEnteringTime(), 1.0);
}
}
if (responseTime != null) {
responseTime.update(NetSystem.getTime() - job.getSystemEnteringTime(), 1.0);
}
}
/**
* Updates System Drop Rate measures.
*
* @param job current job
*/
private void updateDropRate(Job job) {
if (dropRatePerClass != null) {
// Retrives measure (if not null)
int index = job.getJobClass().getId();
Measure m = dropRatePerClass[index];
if (m != null) {
m.update(NetSystem.getTime() - lastJobDropTimePerClass[index], 1.0);
}
}
if (dropRate != null) {
dropRate.update(NetSystem.getTime() - lastJobDropTime, 1.0);
}
}
/**
* Updates System Job Number measures.
*
* @param job current job
*/
private void updateJobNumber(Job job) {
if (jobNumPerClass != null) {
// Retrives measure (if not null)
int index = job.getJobClass().getId();
Measure m = jobNumPerClass[index];
if (m != null) {
m.update(jobsPerClass[index], NetSystem.getTime() - lastModifyNumberPerClass[index]);
}
}
if (jobNum != null) {
jobNum.update(jobs, NetSystem.getTime() - lastModifyNumber);
}
}
/**
* Updates System Throughput measures.
*
* @param job current job
*/
private void updateThroughput(Job job) {
if (throughputPerClass != null) {
// Retrives measure (if not null)
// new sample is the inter-departures time (1/throughput)
int index = job.getJobClass().getId();
InverseMeasure m = throughputPerClass[index];
if (m != null) {
m.update(NetSystem.getTime() - lastJobOutTimePerClass[index], 1.0);
}
}
if (throughput != null) {
throughput.update(NetSystem.getTime() - lastJobOutTime, 1.0);
}
}
/**
* This method MUST be called each time a job is joined in a join node
*
* @param job identifier of merged job
*/
public void removeForkedJob(Job job) {
updateJobNumber(job);
// Updates job number data structure only
jobs--;
jobsPerClass[job.getJobClass().getId()]--;
lastModifyNumberPerClass[job.getJobClass().getId()] = lastModifyNumber = NetSystem.getTime();
}
/**
* This method MUST be called each time a job is forked into a fork node
*
* @param job identifier of new created job
*/
public void addForkedJob(Job job) {
updateJobNumber(job);
// Updates job number data structure only
lastModifyNumberPerClass[job.getJobClass().getId()] = lastModifyNumber = NetSystem.getTime();
jobs++;
jobsPerClass[job.getJobClass().getId()]++;
}
/**
* This method MUST be called each time a job cycles in its reference station
*
* @param job identifier of cycling job
*/
public void recycleJob(Job job) {
updateResponseTime(job);
updateThroughput(job);
updateJobNumber(job);
// Added by ASHANKA START
// Analyse the sample
updateSystemPower(job);
// Added by ASHANKA STOP
// Updates jobs number and throughput data structures
lastModifyNumberPerClass[job.getJobClass().getId()] = lastModifyNumber = NetSystem.getTime();
lastJobOutTimePerClass[job.getJobClass().getId()] = lastJobOutTime = NetSystem.getTime();
job.resetSystemEnteringTime();
}
/**
* This method MUST be called each time a job is removed from the network
*
* @param job identifier of removed job
*/
public void removeJob(Job job) {
updateResponseTime(job);
updateThroughput(job);
updateJobNumber(job);
// Added by ASHANKA START
// Moment is Jobis removed analyse and capture
updateSystemPower(job);
// Added by ASHANKA STOP
// Updates jobs number and throughput data structures
jobs--;
jobsPerClass[job.getJobClass().getId()]--;
lastModifyNumberPerClass[job.getJobClass().getId()] = lastModifyNumber = NetSystem.getTime();
lastJobOutTimePerClass[job.getJobClass().getId()] = lastJobOutTime = NetSystem.getTime();
}
/**
* This method MUST be called each time a new job is added to the network
*
* @param job identifier of created job
*/
public void addJob(Job job) {
job.resetSystemEnteringTime();
updateJobNumber(job);
// Updates job number data structures
lastModifyNumberPerClass[job.getJobClass().getId()] = lastModifyNumber = NetSystem.getTime();
jobs++;
jobsPerClass[job.getJobClass().getId()]++;
}
@SuppressWarnings("unchecked")
public Connection make(SocketChannel channel) throws IOException {
channel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
// 子类完成具体连接创建工作
Connection c = makeConnection(channel);
// 设置连接的参数
NetSystem.getInstance().setSocketParams(c, true);
// 设置NIOHandler
c.setHandler(getNIOHandler());
return c;
}
/**
* It changes the class of @job, the new class will be @newClass. It also updates the performance
* indexes.
*
* @param job the job you want to switch
* @param newClass the new class of @job
*/
public void performJobClassSwitch(Job job, JobClass newClass) {
// Get the identifiers of old and new classes
int oldClassId = job.getJobClass().getId();
int newClassId = newClass.getId();
// Updates old class measure (if not null)
if (jobNumPerClass != null && jobNumPerClass[oldClassId] != null) {
jobNumPerClass[oldClassId].update(
jobsPerClass[oldClassId], NetSystem.getTime() - lastModifyNumberPerClass[oldClassId]);
}
lastModifyNumberPerClass[oldClassId] = NetSystem.getTime();
// Updates new class measure (if not null)
if (jobNumPerClass != null && jobNumPerClass[newClassId] != null) {
jobNumPerClass[newClassId].update(
jobsPerClass[newClassId], NetSystem.getTime() - lastModifyNumberPerClass[newClassId]);
}
lastModifyNumberPerClass[newClassId] = NetSystem.getTime();
// Switch job class
job.setClass(newClass);
jobsPerClass[oldClassId]--;
jobsPerClass[newClassId]++;
}
/**
* Updates System Throughput measures.
*
* @param job current job
*/
private void updateSystemPower(Job job) {
sampling_SystemThroughputSum =
sampling_SystemThroughputSum + (NetSystem.getTime() - lastJobOutTime);
sampling_SystemResponseSum =
sampling_SystemResponseSum + (NetSystem.getTime() - job.getSystemEnteringTime());
systemPowerSamples = systemPowerSamples + 1;
if (systemPowerPerClass != null) {
// Retrives measure (if not null)
// new sample is the inter-departures time (1/throughput)
int index = job.getJobClass().getId();
InverseMeasure m = systemPowerPerClass[index];
samplingClass_SystemThroughputSum[index] =
samplingClass_SystemThroughputSum[index]
+ NetSystem.getTime()
- lastJobOutTimePerClass[index];
systemPowerSamplesClass[index] = systemPowerSamplesClass[index] + 1;
// Measure m = systemPowerPerClass[index];
if (m != null) {
double temp =
(sampling_SystemResponseSum / systemPowerSamples)
* (samplingClass_SystemThroughputSum[index] / systemPowerSamplesClass[index]);
// double temp = (NetSystem.getTime() - job.getSystemEnteringTime()) * (NetSystem.getTime()
// - lastJobOutTimePerClass[index]);
m.update(temp, 1.0);
}
}
if (systemPower != null) {
double tmp =
(sampling_SystemResponseSum / systemPowerSamples)
* (sampling_SystemThroughputSum / systemPowerSamples);
// double tmp = (NetSystem.getTime() - job.getSystemEnteringTime()) * (NetSystem.getTime() -
// lastJobOutTime);//(R/X)
systemPower.update(tmp, 1.0);
}
}
/**
* This method must be called each time a job is dropped by a queue or by a blocking region
*
* @param job dropped job identifier
*/
public void dropJob(Job job) {
removeForkedJob(job);
// Updates dropped jobs and drop percentage measure
updateDropRate(job);
lastJobDropTimePerClass[job.getJobClass().getId()] = lastJobDropTime = NetSystem.getTime();
}
/**
* This method COULD be called to notify that a JOB exists
*
* @param job identifier
*/
public void existJob(Job job) {
updateJobNumber(job);
lastModifyNumberPerClass[job.getJobClass().getId()] = lastModifyNumber = NetSystem.getTime();
}
/**
* Creates a new instance of JobInfo object.
*
* @param Job Reference to the job to be described.
*/
public JobInfo(Job Job) {
this.job = Job;
time = NetSystem.getTime();
}
