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simulation.cpp
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#include "Graphs.h"
#include "Trees.h"
#include "results.h"
#include <ctime>
using namespace std;
#ifdef _Tree
void static_embedding_N(char algorithm)
{
Tree G;
G.drawTree();
//testKSP(G);
//input
const int n=6,m=1;
int numOfreq=1e2,n_test=n;
// param of physical networks
float p=0.5,p_minResBw=0,p_maxResBw=1;// with p in [0,1G]
// param of VDC
int numOfVM[n]={2,4,6,8,9,10};
float minBw=100,maxBw=700;
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
time_t Atime,Btime;
float running_time[n]={0};
for (int i=0;i<n_test;i++)
{
time(&Atime);
G.SingleRequest(algorithm,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM[i],minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
time(&Btime);
running_time[i]=1000*(float)(Btime - Atime)/(float)numOfreq;
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'A':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_allocrange.txt");
break;
case 'R':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'N':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
case 'G':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
default:
break;
}
}
void static_embedding_B(char algorithm)
{
Tree G;
G.drawTree();
//testKSP(G);
//input
const int n=5;
int numOfreq=1e2,n_test=n;
// param of physical networks
float p=0.5,p_minResBw=0,p_maxResBw=1; // with p in [500B,1G]
// param of VDC
int numOfVM=8;
float devBw=100,avgBw[n]={200,250,300,350,400};
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
time_t Atime,Btime;
float running_time[n]={0};
for (int i=0;i<n_test;i++)
{
time(&Atime);
G.SingleRequest(algorithm,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM,avgBw[i]-devBw,avgBw[i]+devBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
time(&Btime);
running_time[i]=1000*(float)(Btime - Atime)/(float)(numOfreq*n_test);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'A':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_allocrange.txt");
break;
case 'R':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
default:
break;
}
}
void dynamic_embedding(char algorithm)
{
Tree G;
G.drawTree();
//input
int numOfreq=1e3;
const int n=4,m=2;
float load[n]={0.2,0.4,0.6,0.8};
int n_test=4;
//output
float max_utilization[n]={0},success_rate[n]={0},bw_cost[n]={0},RC[n]={0};
// start simulation
time_t Atime,Btime;
time(&Atime);
float running_time=0;
for (int i=0;i<n_test;i++)
G.ProcessRequest(algorithm,numOfreq,load[i],max_utilization[i],success_rate[i],bw_cost[i],RC[i]);
time(&Btime);
running_time=1000*1000*(float)(Btime - Atime)/(float)(numOfreq*n_test);
cout<<"process time is "<<running_time<<"us"<<endl;
switch(algorithm)
{
case 'P':
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"tree_pertubation.txt");
break;
case 'B':
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"tree_backtracking.txt");
break;
case 'F':
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"tree_firstfit.txt");
break;
default:
break;
}
}
#endif
void static_oversubscribedembedding(char algorithm,bool enLProuting){
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
const int n = 5;
int numberOfGroup = 2;
int numOfVM[n] = {2,4,6,8,9};
int numberOfreq = 10, n_test = n/*,k_paths = 4*/;
float p = 0.5, p_minResBw = 0.5, p_maxResBw = 1;
float minBw = 100,maxBw = 700;
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
clock_t Aclock,Bclock;
float running_time[n]={0};
for (int i=0;i<n_test;i++)
{
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numberOfreq,
p,p_minResBw,p_maxResBw,numberOfGroup,numOfVM[i],numOfVM[i],minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numberOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm){
case 'P':
if (enLProuting)
output2txt(G,n_test,running_time,numberOfGroup,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"oversubscred_s_pertubation_lp.txt");
else
output2txt(G,n_test,running_time,numberOfGroup,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"oversubscred_s_pertubation.txt");
break;
case 'F':
if (enLProuting)
output2txt(G,n_test,running_time,numberOfGroup,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"oversubscred_s_FirstFit_lp.txt");
else
output2txt(G,n_test,running_time,numberOfGroup,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"oversubscred_s_FirstFit.txt");
break;
default:
break;
}
}
void dynamic_embedding(char algorithm,bool enLProuting)
{
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
//testKSP(G);
//input
int numOfreq=100;
const int n=4,m=2;
float load[n]={0.8,0.6,0.4,0.2};
int n_test=4;
//output
float max_utilization[n]={0},success_rate[n]={0},bw_cost[n]={0},RC[n]={0};
// start simulation
clock_t Aclock,Bclock;
Aclock=clock();
float running_time=0;
for (int i=0;i<n_test;i++)
G.ProcessRequest(algorithm,enLProuting,numOfreq,load[i],
max_utilization[i],success_rate[i],bw_cost[i],RC[i]);
Bclock=clock();
running_time=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq*n_test);
cout<<"process time is "<<running_time<<"ms"<<endl;
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"pertubation_lp.txt");
else
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"pertubation.txt");
break;
case 'L':
if (enLProuting)
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"localsearch_lp.txt");
else
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"localsearch.txt");
break;
case 'E':
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"exhaustive.txt");
break;
case 'B':
if (enLProuting)
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"backtracking_lp.txt");
else
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"backtracking.txt");
break;
case 'F':
if (enLProuting)
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"firstfit_lp.txt");
else
output2txt(n_test,running_time,load,max_utilization,success_rate,bw_cost,RC,"firstfit.txt");
break;
default:
break;
}
}
void static_embedding_N(char algorithm,bool enLProuting)
{
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
//testKSP(G);
//input
const int n=6,m=1;
int numOfreq=50,n_test=n,k_paths=2;
// param of physical networks
float p=0.5,p_minResBw=0,p_maxResBw=1;// with p in [0,1G]
// param of VDC
int numOfVM[n]={2,4,6,8,9,10};
float minBw=100,maxBw=700;
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
for (int i=0;i<n_test;i++)
{
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM[i],numOfVM[i],minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
case 'G':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
default:
break;
}
}
void static_embedding_B(char algorithm,bool enLProuting)
{
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
//testKSP(G);
//input
const int n=5,m=1;
int numOfreq=1e3,n_test=n,k_paths=2;
// param of physical networks
float p=0.5,p_minResBw=0,p_maxResBw=1; // with p in [500B,1G]
// param of VDC
int numOfVM=8;
float devBw=100,avgBw[n]={200,250,300,350,400};
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
for (int i=0;i<n_test;i++)
{
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM,numOfVM,avgBw[i]-devBw,avgBw[i]+devBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'G':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
default:
break;
}
}
void static_RA_N(char algorithm,bool enLProuting)
{
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
//testKSP(G);
//input
const int n=6,m=3;
int numOfreq=1e2,n_test=n,k_paths[]={4,2,1,0};
// param of physical networks
float p=1,p_minResBw=0.5,p_maxResBw=1;// with p in [0,1G]
// param of VDC
int numOfVM[n]={2,4,6,8,9,10};
float minBw=100,maxBw=700;
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
float t_RA[n]={0};
for (int j=0;j<m;j++)
{
if(k_paths[j]==0){
G.Kmax=Kspt;
G.routingOption=_ECMP;
}
else
{
G.Kmax=k_paths[j];
G.routingOption=_KshortestLB;
}
if(enLProuting==1){
G.Kmax=Kspt;
G.routingOption=_KshortestLB;
j=m+1;
}
for (int i=0;i<n_test;i++)
{
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM[i],minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i],t_RA[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
if(en_RA_runningtime){
if (enLProuting)
output2txt(G,n_test,t_RA,numOfVM,minBw,maxBw,"runtime_optimalRA.txt");
else
output2txt(G,n_test,t_RA,numOfVM,minBw,maxBw,"runtime_loadbalance.txt");
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
case 'G':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
default:
break;
}
}
}
void static_RA_B(char algorithm,bool enLProuting)
{
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
//testKSP(G);
//input
const int n=5,m=3;
int numOfreq=1e2,n_test=n,k_paths[]={4,2,1,0};
// param of physical networks
float p=1,p_minResBw=0.5,p_maxResBw=1; // with p in [500B,1G]
// param of VDC
int numOfVM=12;
float devBw=100,avgBw[n]={200,250,300,350,400};
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
for (int j=0;j<m;j++)
{
if(k_paths[j]==0){
G.Kmax=Kspt;
G.routingOption=_ECMP;
}
else
{
G.Kmax=k_paths[j];
G.routingOption=_KshortestLB;
}
if(enLProuting==1){
G.Kmax=Kspt;
G.routingOption=_KshortestLB;
j=m+1;
}
for (int i=0;i<n_test;i++)
{
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM,numOfVM,avgBw[i]-devBw,avgBw[i]+devBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'G':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,avgBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
default:
break;
}
}
}
void static_embedding_oversub(char algorithm,bool enLProuting)
{
//testKSP(G);
//input
const int n=4,m=1;
int numOfreq=1e2,n_test=n;
// param of physical networks
float oversub_tor[]={1,1,0.5,0.4},oversub_agg[]={1,0.5,0.5,0.5};
//float oversub_tor[]={0.4,0.5,1,1},oversub_agg[]={0.5,0.5,0.5,1};
float p=1,p_minResBw=0.8,p_maxResBw=1;// with p in [0,1G]
// param of VDC
//int numOfVM[n]={2,4,6,8,9,10};
int min_numOfVM=8,max_numOfVM=8;
float minBw=100,maxBw=700;
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
for (int i=0;i<n_test;i++)
{ Graph G;
G.drawVL2(oversub_tor[i],oversub_agg[i]);
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,min_numOfVM,max_numOfVM,minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
case 'G':
if (enLProuting)
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit_lp.txt");
else
output2txt(n_test,running_time,oversub_tor,oversub_agg,min_numOfVM,max_numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
default:
break;
}
}
void static_RA_oversub(char algorithm,bool enLProuting)
{
//testKSP(G);
//input
const int n=4,m=3;
int numOfreq=1e2,n_test=n,k_paths[]={4,2,1,0};
// param of physical networks
float oversub_tor[]={1,1,0.5,0.4},oversub_agg[]={1,0.5,0.5,0.5};
float p=1,p_minResBw=0.8,p_maxResBw=1;// with p in [0,1G]
// param of VDC
int numOfVM=8,min_numOfVM=numOfVM,max_numOfVM=numOfVM;
float minBw=100,maxBw=700;
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
for (int j=0;j<m;j++){
for (int i=0;i<n_test;i++)
{
Graph G;
G.drawVL2(oversub_tor[i],oversub_agg[i]);
if(k_paths[j]==0){
G.Kmax=Kspt;
G.routingOption=_ECMP;
}
else
{
G.Kmax=k_paths[j];
G.routingOption=_KshortestLB;
}
if(enLProuting==1){
G.Kmax=Kspt;
G.routingOption=_KshortestLB;
j=m;
}
Aclock=clock();
G.SingleRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,min_numOfVM,max_numOfVM,minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(Kspt,n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(Kspt,n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(Kspt,n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(Kspt,n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(Kspt,n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;
case 'G':
if (enLProuting)
output2txt(Kspt,n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit_lp.txt");
else
output2txt(k_paths[j],n_test,running_time,oversub_tor,oversub_agg,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_bestfit.txt");
break;
default:
break;
}
}
}
void Homo_static_embedding_N(char algorithm)
{
Graph G;
#ifdef _FatTree
G.drawFattree();
#endif
#ifdef _L2VL2
G.drawL2VL2();
#endif
#ifdef _VL2
G.drawVL2();
#endif
#ifdef _Bcube
G.drawBcube();
#endif
//testKSP(G);
//input
const int n=6,m=1;
int numOfreq=2e2,n_test=n;
// param of physical networks
float p=0.5,p_minResBw=0,p_maxResBw=1;// with p in [0,1G]
// param of VDC
int numOfVM[n]={2,4,6,8,9,10};
float minBw=100,maxBw=700;
//always using optimal routing
bool enLProuting=1;
//output
float max_utilization[n]={0},success_rate[n]={0},bandwidth_cost[n]={0};
// start simulation
clock_t Aclock,Bclock;
float running_time[n]={0};
G.Kmax=Kspt;
for (int i=0;i<n_test;i++)
{
Aclock=clock();
G.HomoRequest(algorithm,enLProuting,numOfreq,
p,p_minResBw,p_maxResBw,numOfVM[i],minBw,maxBw,
max_utilization[i],success_rate[i],bandwidth_cost[i]);
Bclock=clock();
running_time[i]=1000*(float)(Bclock-Aclock)/(CLOCKS_PER_SEC*(float)numOfreq);
cout<<"process time is "<<running_time[i]<<"ms"<<endl;
}
switch(algorithm)
{
case 'P':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_pertubation.txt");
break;
case 'H':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_HVC.txt");
break;
case 'R':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_randomdrop.txt");
break;
case 'B':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_backtracking.txt");
break;
case 'E':
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_exhaustive.txt");
break;
case 'F':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_firstfit.txt");
break;
case 'N':
if (enLProuting)
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit_lp.txt");
else
output2txt(G,n_test,running_time,numOfVM,minBw,maxBw,max_utilization,success_rate,bandwidth_cost,"s_nextfit.txt");
break;