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main.cpp
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#include <fstream>
#include <sstream>
#include <iostream>
#include <string>
#include <unordered_map>
#include <vector>
#include <time.h>
#include <algorithm>
#include <assert.h>
#include <set>
#include <omp.h>
#include<math.h>
using namespace std;
ofstream outfile("output_end.txt", ios::trunc);
//可调参数
int server_choose_times =1;
int a_bound = 10000000;//请求数小于这个值时,使用爬山算法
int max_open_list_size = 6000; //越小规划越快,越大规划地越好
float value_piancha;//弥补普遍核数比内存数少的量纲问题,认为核数量纲为内存的v_p倍
float piancha_size = 0;//弥补尺寸越大,灵活性越小的问题。
//灵魂调参点
float piancha_run_purchse = 3; //越大purchase越重要
float purchase_wt= 8; //越大购买价格更重要
float vl_wt = 1.5; //增大核数内存量纲比
float vl_wt2 = 1.5;//用在部署的量纲扩张系数
class IntIntInt
{
public:
IntIntInt(int vm_id,int server_id,int node)
{
this ->m_vmid = vm_id;
this ->m_serverid = server_id;
this ->m_node = node;
}
int m_vmid;
int m_serverid;
int m_node;
};
class IntInt
{
public:
IntInt(int id,int node)
{
this ->m_id = id;
this ->m_node = node;
}
int m_id;
int m_node;
};
class StrInt
{
public:
StrInt(string Type,int num)
{
this ->m_Type = Type;
this ->m_num = num;
}
string m_Type;
int m_num;
};
class StrFloat
{
public:
StrFloat(string Type,float num)
{
this ->m_Type = Type;
this ->m_num = num;
}
string m_Type;
float m_num;
};
class SFI
{
public:
SFI(string Type,float num1,int num2,double rate)
{
this ->m_Type = Type;
this ->m_num1 = num1;
this ->m_num2 = num2;
this ->m_num3 = rate;
}
string m_Type;
float m_num1;
int m_num2;
double m_num3;
};
class SFII
{
public:
SFII(string Type,float num1,int num2,int num3)
{
this ->m_Type = Type;
this ->m_num1 = num1;
this ->m_num2 = num2;
this ->m_num3 = num3;
}
string m_Type;
float m_num1;
int m_num2;
int m_num3;
};
class SFIII
{
public:
SFIII(string Type,float num1,int num2,int num3,int num4)
{
this ->m_Type = Type;
this ->m_num1 = num1;
this ->m_num2 = num2;
this ->m_num3 = num3;
this ->m_num4 = num4;
}
string m_Type;
float m_num1;
int m_num2;
int m_num3;
int m_num4;
};
class FIII
{
public:
FIII(float num1,int num2,int num3,int num4)
{
this ->m_F = num1;
this ->m_vmid = num2;
this ->m_serverid = num3;
this ->m_oper = num4;
}
float m_F;
int m_vmid;
int m_serverid;
int m_oper;
};
class FVIII //{F,v{ {serverid or purchase_num,oper}...... }}
{
public:
FVIII(float F,vector<IntIntInt> OP)
{
this ->m_F = F;
this ->m_OP = OP;
}
float m_F;
vector<IntIntInt> m_OP;
};
class LongInt
{
public:
LongInt( long long id,int num)
{
this ->m_id = id;
this ->m_num = num;
}
long long m_id;
int m_num;
};
class compareFVIII
{
public:
bool operator()(const FVIII&fv1 ,const FVIII&fv2) const
{
// 排序方式为升序
if(fv1.m_F !=fv2.m_F) //先尝试按F值升序排列
{return fv1.m_F <fv2.m_F;}
else if(fv1.m_OP.size()!=fv2.m_OP.size()) //如果F值相同,则尺寸大的排前面
{return fv1.m_OP.size() >fv2.m_OP.size();}
else if(fv1.m_OP.back().m_serverid!=fv2.m_OP.back().m_serverid) //如果F,尺寸都相同,则服务器id靠前的排前面(注意purchase时id为0)
{return fv1.m_OP.back().m_serverid<fv2.m_OP.back().m_serverid;}
else if(fv1.m_OP.back().m_node!=fv1.m_OP.back().m_node) //如果F,尺寸,服务器id都相同,则操作数小的排前面(这会导致优先塞入A节点)
{return fv1.m_OP.back().m_node<fv2.m_OP.back().m_node;}
else //如果F,尺寸,服务器id,操作数都相同,按vm_id排序
{return fv1.m_OP.back().m_vmid<fv2.m_OP.back().m_vmid;}
}
};
class compareFIII
{
public:
bool operator()(const FIII&fiii1 ,const FIII&fiii2) const
{
// 排序方式为升序
if(fiii1.m_F !=fiii2.m_F) //先尝试按F值升序排列
return fiii1.m_F <fiii2.m_F;
else if(fiii1.m_serverid!=fiii2.m_serverid) //如果F值相同,则按服务器id升序排名
return fiii1.m_serverid<fiii2.m_serverid;
else //如果F,服务器id都相同,按vm_id排序
return fiii1.m_vmid<fiii2.m_vmid;
}
};
class compareStrInt
{
public:
bool operator()(const StrInt&si1 ,const StrInt&si2) const
{
// 排序方式为降序
return si1.m_num >si2.m_num;
}
};
class compareStrFloat
{
public:
bool operator()(const StrFloat&sf1 ,const StrFloat&sf2) const
{
// 排序方式为升序
return sf1.m_num <sf2.m_num;
}
};
class compareSFI
{
public:
bool operator()(const SFI&sfi1 ,const SFI&sfi2) const
{
// 排序方式为升序
if(sfi1.m_num1 !=sfi2.m_num1)
return sfi1.m_num1 <sfi2.m_num1;
else
return sfi1.m_num3>sfi2.m_num3;
}
};
class compareSFII
{
public:
bool operator()(const SFII&sfii1 ,const SFII&sfii2) const
{
// 排序方式为升序
return sfii1.m_num1 <sfii2.m_num1;
}
};
class compareSFIII
{
public:
bool operator()(const SFIII&sfiii1 ,const SFIII&sfiii2) const
{
// 排序方式为升序
return sfiii1.m_num1 <sfiii2.m_num1;
}
};
// 服务器信息
unordered_map<string,vector<int>> server_type_map;
// 虚拟机信息
unordered_map<string,vector<int>> vm_type_map;
// 请求信息
vector<vector<string>> requestInfos;
// 已有服务器信息
unordered_map<int,vector<int>> servers_info_map;
// 已有虚拟机数值信息
unordered_map<int,vector<int>> vms_info_map;
//服务器类型运行成本表
set<SFI,compareSFI> serverTypeCostSet;
set<SFI,compareSFI> serverTypeCostSet_today;
//虚拟机类型大小表
set<StrInt,compareStrInt> vmTypeSizeSet;
//已部署虚拟机信息
unordered_map<string,string> vmIdType_map;
//已购买服务器编号和类型信息
unordered_map<int,string> serverIdType_map;
//全部请求信息
unordered_map<int,vector<vector<int>>> reqs_map;
// 高性价比服务器列表
set<SFIII,compareSFIII> purchase_type_set;
//每天的迁移指令表
vector<IntIntInt> mig_list;
// 每台服务器里的虚拟机信息
unordered_map<int,vector<vector<int>>> server_vminfo_map; //severid:{{vm_id,cores,mems,0orAorB},......}
//A*算法开集组件
// set<FVIII,compareFVIII> open_list;
vector<IntIntInt> oper_list_copy;
set<FIII,compareFIII> open_list_cb;
vector<FIII> oper_list_cb;
vector<IntIntInt> oper_list_scti;
set<FVIII,compareFVIII> open_list_sct;
vector<FIII> oper_list_sctf;
FVIII oper_list_sct = {0.0,{{0,0,0}}};
string best_server_type;
int max_need_mem=0;
int max_need_core =0;
int server_id_count=0;
int purchase_type_num = 0; //定义购买请求的类型数
int server_num =0;
int vm_num=0;
int max_core_mem=0;
int max_mem_core=0;
int total_day;
int today;
int first_read_lenth;
int all_vmcores = 0;
int all_vmmem =0;
int max_vmcores = 0;
int max_vmmem =0;
int migration_num=0;
int migration_num_max=0;
long long SERVERCOST = 0,POWERCOST=0,TOTALCOST =0;
clock_t start, finish;
int purchase_num_climb;
int str2int(string s)
{
int num;
stringstream ss(s);
ss>>num;
return num;
}
string int2str(int num)
{
string s;
stringstream ss;
ss<<num;
ss>>s;
return s;
}
void generateVm(string vmType,string vmCpuCores,string vmMemory,string vmTwoNodes){
string _vmType ;
_vmType = vmType.substr(1,vmType.size()-2);
int _vmCpuCores = 0,_vmMemory=0,_vmTwoNodes=0;
_vmCpuCores = str2int(vmCpuCores.substr(0,vmCpuCores.size()-1));
_vmMemory = str2int(vmMemory.substr(0,vmMemory.size()-1));
_vmTwoNodes = str2int(vmTwoNodes.substr(0,vmTwoNodes.size()-1));
vm_type_map[_vmType] = vector<int>{_vmCpuCores,_vmMemory,_vmTwoNodes};
int _vmSize = _vmCpuCores +_vmMemory + _vmTwoNodes*10000; //计算vm大小,使双节点恒大于单节点,先部署大
vmTypeSizeSet.insert(StrInt(_vmType,_vmSize));
}
void generateServer(string serverType,string cpuCores,string memorySize,string serverCost,string powerCost){
string _serverType;
_serverType = serverType.substr(1,serverType.size()-2);
int _cpuCores=0,_memorySize=0,_serverCost=0,_powerCost=0;
_cpuCores = str2int(cpuCores.substr(0,cpuCores.size()-1));
_memorySize = str2int(memorySize.substr(0,memorySize.size()-1));
_serverCost = str2int(serverCost.substr(0,serverCost.size()-1));
_powerCost = str2int(powerCost.substr(0,powerCost.size()-1));
// 更新服务器类型表和服务器类型性价比排序表
server_type_map[_serverType] = vector<int>{_cpuCores,_memorySize,_serverCost,_powerCost};
}
void del_vm(int server_id,int vm_id ,int vm_node,int vm_core,int vm_mem)
{
if(vm_node==0)
{
// set_vm_map[today].push_back(IntInt(-1,-1)); //表示无需操作
auto it_temp = vms_info_map.find(vm_id);
if(it_temp !=vms_info_map.end())
{vms_info_map.erase(it_temp);}//删除虚拟机信息
servers_info_map[server_id][0] += vm_core/2;
servers_info_map[server_id][1] += vm_core/2;
servers_info_map[server_id][2] += vm_mem/2;
servers_info_map[server_id][3] += vm_mem/2;
servers_info_map[server_id][4] -= vm_core;
servers_info_map[server_id][5] -= vm_mem;
for(auto it_temp2 =server_vminfo_map[server_id].begin();it_temp2!=server_vminfo_map[server_id].end();it_temp2++)
{
// cout<<"看看指针取了个啥出来:"<<(*it_temp2)[0]<<endl;
if((*it_temp2)[0]==vm_id)
{server_vminfo_map[server_id].erase(it_temp2);
break;} //删除服务器虚拟机信息
}
}
if(vm_node==1)
{
// set_vm_map[today].push_back(IntInt(-1,-1)); //表示无需操作
auto it_temp = vms_info_map.find(vm_id);
if(it_temp !=vms_info_map.end())
{vms_info_map.erase(it_temp);}//删除虚拟机信息
servers_info_map[server_id][0] += vm_core;
servers_info_map[server_id][2] += vm_mem;
servers_info_map[server_id][4] -= vm_core;
servers_info_map[server_id][5] -= vm_mem;
for(auto it_temp2 =server_vminfo_map[server_id].begin();it_temp2!=server_vminfo_map[server_id].end();it_temp2++)
{
// cout<<"看看指针取了个啥出来:"<<(*it_temp2)[0]<<endl;
if((*it_temp2)[0]==vm_id)
{server_vminfo_map[server_id].erase(it_temp2);
break;} //删除服务器虚拟机信息
}
}
if(vm_node==2)
{
// set_vm_map[today].push_back(IntInt(-1,-1)); //表示无需操作
auto it_temp = vms_info_map.find(vm_id);
if(it_temp !=vms_info_map.end())
{vms_info_map.erase(it_temp);}//删除虚拟机信息
servers_info_map[server_id][1] += vm_core;
servers_info_map[server_id][3] += vm_mem;
servers_info_map[server_id][4] -= vm_core;
servers_info_map[server_id][5] -= vm_mem;
for(auto it_temp2 =server_vminfo_map[server_id].begin();it_temp2!=server_vminfo_map[server_id].end();it_temp2++)
{
// cout<<"看看指针取了个啥出来:"<<(*it_temp2)[0]<<endl;
if((*it_temp2)[0]==vm_id)
{server_vminfo_map[server_id].erase(it_temp2);
break;} //删除服务器虚拟机信息
}
}
vm_num--;
}
void migration()
{
int mig_num = 0;
int max_mig_num =(int) vms_info_map.size()*3/100 ;
// migration_num_max += max_mig_num;
max_mig_num -= 1;
int key = 1;
int num_point=5; //-----------参数可调
int num=1;
while( mig_num<max_mig_num && num<num_point){
num++;
for(int i = server_id_count-1;i>=0;i-- )//从后往前遍历服务器
{
int server_vm_size = server_vminfo_map[i].size();
if(server_vm_size<num && server_vm_size>0) //如果服务器不是空的
{
if(mig_num<max_mig_num)
{
for(int j=0;j<server_vminfo_map[i].size();j++) //遍历这个服务器里所有的虚拟机
{
if(mig_num>=max_mig_num)
{break;}
int vm_id = server_vminfo_map[i][j][0];
int vm_core = server_vminfo_map[i][j][1];
int vm_mem = server_vminfo_map[i][j][2];
int node = server_vminfo_map[i][j][3];
for(int k =0;k<server_id_count;k++) //从bound开始遍历所有服务器
{
int serverk_size = server_vminfo_map[k].size();
if(k!=i&&serverk_size!=0)
{
if(node==0)//如果虚拟机为双节点
{
if(servers_info_map[k][0]>=vm_core/2 && servers_info_map[k][1]>=vm_core/2 && servers_info_map[k][2]>=vm_mem/2 && servers_info_map[k][3]>=vm_mem/2)
{
mig_list.push_back(IntIntInt(vm_id,k,0));
del_vm(i,vm_id,node,vm_core,vm_mem);
vms_info_map[vm_id]=vector<int>{vm_core,vm_mem,k,0};
servers_info_map[k][0] -= vm_core/2;
servers_info_map[k][1] -= vm_core/2;
servers_info_map[k][2] -= vm_mem/2;
servers_info_map[k][3] -= vm_mem/2;
servers_info_map[k][4] += vm_core;
servers_info_map[k][5] += vm_mem;
server_vminfo_map[k].push_back(vector<int>{vm_id,vm_core,vm_mem,0});
mig_num++;
break;
}
}
else if(node==1) //如果虚拟机布置在A
{
if(servers_info_map[k][0]>=vm_core&&servers_info_map[k][2]>=vm_mem)
{
del_vm(i,vm_id,node,vm_core,vm_mem);
mig_list.push_back(IntIntInt(vm_id,k,1));
vms_info_map[vm_id]=vector<int>{vm_core,vm_mem,k,1};
servers_info_map[k][0] -= vm_core;
servers_info_map[k][2] -= vm_mem;
servers_info_map[k][4] += vm_core;
servers_info_map[k][5] += vm_mem;
server_vminfo_map[k].push_back(vector<int>{vm_id,vm_core,vm_mem,1});
mig_num++;
break;
}
}
else if(node==2) //如果虚拟机布置在B
{
if(servers_info_map[k][1]>=vm_core&&servers_info_map[k][3]>=vm_mem)
{
del_vm(i,vm_id,node,vm_core,vm_mem);
mig_list.push_back(IntIntInt(vm_id,k,2));
vms_info_map[vm_id]=vector<int>{vm_core,vm_mem,k,2};
servers_info_map[k][1] -= vm_core;
servers_info_map[k][3] -= vm_mem;
servers_info_map[k][4] += vm_core;
servers_info_map[k][5] += vm_mem;
server_vminfo_map[k].push_back(vector<int>{vm_id,vm_core,vm_mem,2});
mig_num++;
break;
}
}
}
}
}
}
}
}
}
// 如果循环后还有迁移次数,继续迁移,迁移前面核数大于内存以及内存大于核数的情况
key = 1;
double Rate_err=0.2; //-----------参数可调
int Vast_vmid=0;
int Vast_vmcpu=0;
int Vast_vmmemory=0;
int Vast_vmnode=0;
double cpuRate=0.0;
double memoryRate=0.0;
while( mig_num<max_mig_num && key == 1)
{
key=0;
for(int i=0;i<server_id_count;i++)//从前往后遍历服务器
{
int server_vm_size = server_vminfo_map[i].size();
if(mig_num>=max_mig_num)
{break;}
if( server_vm_size>0 )
{
int point=0;
string Type = serverIdType_map[i];
vector<int> _serverInfo = server_type_map[Type];
vector<int> _useserver = servers_info_map[i];
cpuRate = 1 - double(_useserver[0]+_useserver[1])/double(_serverInfo[0]);
memoryRate = 1 - double(_useserver[2]+_useserver[3])/double(_serverInfo[1]);
if((cpuRate-memoryRate)>Rate_err)
{
point = 1;
}
if(cpuRate<0.75 && memoryRate<0.75 && cpuRate<memoryRate) //-----------参数可调
{
point = 1;
}
if((memoryRate-cpuRate)>Rate_err)
{
point = -1;
}
if(cpuRate<0.75 && memoryRate<0.75 && cpuRate>memoryRate) //-----------参数可调
{
point = -1;
}
if(point==0)
{
continue;
}
Vast_vmid = 0;
Vast_vmcpu = 0;
Vast_vmmemory = 0;
Vast_vmnode = 0;
for(int j=0;j<server_vm_size;j++) //遍历这个服务器里所有的虚拟机,找到服务器内cpu核数最多的虚拟机
{
int vm_id = server_vminfo_map[i][j][0];
int vm_core = server_vminfo_map[i][j][1];
int vm_mem = server_vminfo_map[i][j][2];
int node = server_vminfo_map[i][j][3];
if(vm_core>Vast_vmcpu && point==1)
{
Vast_vmid = vm_id;
Vast_vmcpu = vm_core;
Vast_vmmemory = vm_mem;
Vast_vmnode = node;
}
if(vm_mem>Vast_vmmemory && point==-1)
{
Vast_vmid = vm_id;
Vast_vmcpu = vm_core;
Vast_vmmemory = vm_mem;
Vast_vmnode = node;
}
}
for(int k =i+1;k<server_id_count;k++)
{
if(server_vminfo_map[k].size()==0)
{continue;}
Type = serverIdType_map[k];
_serverInfo = server_type_map[Type];
_useserver = servers_info_map[k];
cpuRate = 1 - double(_useserver[0]+_useserver[1])/double(_serverInfo[0]);
memoryRate = 1 - double(_useserver[2]+_useserver[3])/double(_serverInfo[1]);
if(cpuRate<0.3 && memoryRate<0.3 && point==1) //-----------参数可调
{
break;
}
if(cpuRate<0.1 && memoryRate<0.1 && point==-1) //-----------参数可调
{
break;
}
if(Vast_vmnode==0)//如果虚拟机为双节点
{
if(servers_info_map[k][0]>=Vast_vmcpu/2 && servers_info_map[k][1]>=Vast_vmcpu/2 && servers_info_map[k][2]>=Vast_vmmemory/2 && servers_info_map[k][3]>=Vast_vmmemory/2)
{
mig_list.push_back(IntIntInt(Vast_vmid,k,0));
del_vm(i,Vast_vmid,Vast_vmnode,Vast_vmcpu,Vast_vmmemory);
vms_info_map[Vast_vmid]=vector<int>{Vast_vmcpu,Vast_vmmemory,k,0};
servers_info_map[k][0] -= Vast_vmcpu/2;
servers_info_map[k][1] -= Vast_vmcpu/2;
servers_info_map[k][2] -= Vast_vmmemory/2;
servers_info_map[k][3] -= Vast_vmmemory/2;
servers_info_map[k][4] += Vast_vmcpu;
servers_info_map[k][5] += Vast_vmmemory;
server_vminfo_map[k].push_back(vector<int>{Vast_vmid,Vast_vmcpu,Vast_vmmemory,0});
mig_num++;
key=1;
break;
}
}
else if(Vast_vmnode==1) //如果虚拟机布置在A
{
if(servers_info_map[k][0]>=Vast_vmcpu&&servers_info_map[k][2]>=Vast_vmmemory)
{
del_vm(i,Vast_vmid,Vast_vmnode,Vast_vmcpu,Vast_vmmemory);
mig_list.push_back(IntIntInt(Vast_vmid,k,1));
vms_info_map[Vast_vmid]=vector<int>{Vast_vmcpu,Vast_vmmemory,k,1};
servers_info_map[k][0] -= Vast_vmcpu;
servers_info_map[k][2] -= Vast_vmmemory;
servers_info_map[k][4] += Vast_vmcpu;
servers_info_map[k][5] += Vast_vmmemory;
server_vminfo_map[k].push_back(vector<int>{Vast_vmid,Vast_vmcpu,Vast_vmmemory,1});
mig_num++;
key=1;
break;
}
}
else if(Vast_vmnode==2) //如果虚拟机布置在B
{
if(servers_info_map[k][1]>=Vast_vmcpu&&servers_info_map[k][3]>=Vast_vmmemory)
{
del_vm(i,Vast_vmid,Vast_vmnode,Vast_vmcpu,Vast_vmmemory);
mig_list.push_back(IntIntInt(Vast_vmid,k,2));
vms_info_map[Vast_vmid]=vector<int>{Vast_vmcpu,Vast_vmmemory,k,2};
servers_info_map[k][1] -= Vast_vmcpu;
servers_info_map[k][3] -= Vast_vmmemory;
servers_info_map[k][4] += Vast_vmcpu;
servers_info_map[k][5] += Vast_vmmemory;
server_vminfo_map[k].push_back(vector<int>{Vast_vmid,Vast_vmcpu,Vast_vmmemory,2});
mig_num++;
key=1;
break;
}
}
}
}
}
}
}
while( mig_num<max_mig_num && key == 1){
key = 0;
for i in serverIdType_map:
}
//计算每天拥有虚拟机的服务器运行成本
void serverPower()
{
for(int i=0;i<server_id_count;i++)
{
if( server_vminfo_map[i].size()>0 )
{
string Type = serverIdType_map[i];
vector<int> _serverInfo = server_type_map[Type];
POWERCOST += _serverInfo[3];
}
else
{
break;
}
}
}
// 扩容时找到最佳服务器
string Find_server(int vm_allcore, int vm_allmemory, int vm_maxcore, int vm_maxmem,int sct)
{
serverTypeCostSet_today.clear();
int _needvm_core = vm_allcore;
int _needvm_memory = vm_allmemory;
int _vm_maxcore = vm_maxcore;
int _vm_maxmemory = vm_maxmem;
double vm_maxrate = double(_needvm_core) / double(_needvm_memory);
double _cmrate=0.0;
double min=100.0;
string best_server;
for(auto it=serverTypeCostSet.begin();it!= serverTypeCostSet.end();it++)
{
if(server_type_map[it->m_Type][0]>=_vm_maxcore&&server_type_map[it->m_Type][1]>=_vm_maxmemory)
{
if(it->m_num2!=0)
{
string f_type = it->m_Type;
double f_rate = it->m_num3;
if(vm_maxrate>=1)
{
if( f_rate < 1 )
{
_cmrate = 100 + (vm_maxrate -f_rate)/vm_maxrate;
_cmrate += purchase_wt*(it->m_num1);
serverTypeCostSet_today.insert(SFI(f_type,float(_cmrate),it->m_num2,double(it->m_num1)));
}
else
{
if(vm_maxrate<f_rate)
{ _cmrate =( f_rate -vm_maxrate)/vm_maxrate;
_cmrate += purchase_wt*(it->m_num1);
serverTypeCostSet_today.insert(SFI(f_type,float(_cmrate),it->m_num2,double(it->m_num1)));}
else
{ _cmrate =( vm_maxrate- f_rate)/vm_maxrate ;
_cmrate += purchase_wt*(it->m_num1);
serverTypeCostSet_today.insert(SFI(f_type,float(_cmrate),it->m_num2,double(it->m_num1)));}
}
}
if(vm_maxrate<1)
{
if( f_rate >= 1 )
{
_cmrate = 100 + ( f_rate -vm_maxrate)/vm_maxrate;
_cmrate += purchase_wt*(it->m_num1);
serverTypeCostSet_today.insert(SFI(f_type,float(_cmrate),it->m_num2,double(it->m_num1)));
}
else
{
if(vm_maxrate<f_rate)
{ _cmrate =( f_rate -vm_maxrate)/vm_maxrate;
_cmrate += purchase_wt*(it->m_num1);
serverTypeCostSet_today.insert(SFI(f_type,float(_cmrate),it->m_num2,double(it->m_num1)));}
else
{ _cmrate =( vm_maxrate- f_rate)/vm_maxrate;
_cmrate += purchase_wt*(it->m_num1);
serverTypeCostSet_today.insert(SFI(f_type,float(_cmrate),it->m_num2,double(it->m_num1)));}
}
}
}
}
}
int i =0;
for(auto it_t=serverTypeCostSet_today.begin();it_t!=serverTypeCostSet_today.end();it_t++ )
{
if(i ==sct)
{
best_server =it_t->m_Type;
break;
}
i+=1;
}
return best_server;
}
//A*相关函数、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、、
void add_vm(int server_id,int vm_id,int vm_node,int vm_core ,int vm_mem)
{
switch(vm_node)
{
case 0:
vms_info_map[vm_id]=vector<int>{vm_core,vm_mem,server_id,0};
servers_info_map[server_id][0] -= vm_core/2;
servers_info_map[server_id][1] -= vm_core/2;
servers_info_map[server_id][2] -= vm_mem/2;
servers_info_map[server_id][3] -= vm_mem/2;
servers_info_map[server_id][4] += vm_core;
servers_info_map[server_id][5] += vm_mem;
server_vminfo_map[server_id].push_back(vector<int>{vm_id,vm_core,vm_mem,0});
break;
case 1:
vms_info_map[vm_id]=vector<int>{vm_core,vm_mem,server_id,1};
servers_info_map[server_id][0] -= vm_core;
servers_info_map[server_id][2] -= vm_mem;
servers_info_map[server_id][4] += vm_core;
servers_info_map[server_id][5] += vm_mem;
server_vminfo_map[server_id].push_back(vector<int>{vm_id,vm_core,vm_mem,1});
break;
case 2:
vms_info_map[vm_id]=vector<int>{vm_core,vm_mem,server_id,2};
servers_info_map[server_id][1] -= vm_core;
servers_info_map[server_id][3] -= vm_mem;
servers_info_map[server_id][4] += vm_core;
servers_info_map[server_id][5] += vm_mem;
server_vminfo_map[server_id].push_back(vector<int>{vm_id,vm_core,vm_mem,2});
break;
}
}
int do_opers(vector<IntIntInt> _oper_list,vector<vector< int>>_reqs_list) //确定了最佳oper_list后,在真实世界复现这些操作
{
int _count = _oper_list.size();
int _purchase_num =0;
int _req_size =_reqs_list.size();
for(int i=1;i<_count;i++)
{
int _req_count = i-_purchase_num-1;
int _server_id = _oper_list[i].m_serverid;
int _vm_id ;
int _core_vm ;
int _mem_vm ;
switch(_oper_list[i].m_node)
{
case -1: //删除
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
del_vm(_server_id,_vm_id,0,_core_vm,_mem_vm);
break;
case -2: //删除
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
del_vm(_server_id,_vm_id,1,_core_vm,_mem_vm);
break;
case -3: //删除
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
del_vm(_server_id,_vm_id,2,_core_vm,_mem_vm);
break;
case 0: //_server_id双节点添加
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
add_vm(_server_id,_vm_id,0,_core_vm,_mem_vm);
break;
case 1://_server_idA节点添加
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
add_vm(_server_id,_vm_id,1,_core_vm,_mem_vm);
break;
case 2://_server_idB节点添加
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
add_vm(_server_id,_vm_id,2,_core_vm,_mem_vm);
break;
case 3://购买
_purchase_num++;
int half_core = server_type_map[best_server_type][0]/2;
int half_mem = server_type_map[best_server_type][1]/2;
servers_info_map[server_id_count] = vector<int>{half_core,half_core,half_mem,half_mem,0,0 };
//添加服务器编号类型信息
serverIdType_map[server_id_count] = best_server_type;
server_id_count++;
break;
}
}
return _purchase_num; //返回oper_list中购买操作的数量,用于输出购买请求
}
void cancel_opers(vector<IntIntInt> _oper_list,vector<vector< int>>_reqs_list,int _req_head) //时间回溯,逆执行opers
{
int _count = _oper_list.size()-1;
if(_count>=0)
{
int _req_count = _req_head-1;
int _purchase_num =0;
for(int i=_count;i>0;i--)
{
int _server_id = _oper_list[i].m_serverid;
int _vm_id ;
int _core_vm ;
int _mem_vm ;
switch(_oper_list[i].m_node)
{
case -1:
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
add_vm(_server_id,_vm_id,0,_core_vm,_mem_vm);
_req_count-=1;
break;
case -2:
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
add_vm(_server_id,_vm_id,1,_core_vm,_mem_vm);
_req_count-=1;
break;
case -3:
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
add_vm(_server_id,_vm_id,2,_core_vm,_mem_vm);
_req_count-=1;
break;
case 0:
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
del_vm(_server_id,_vm_id,0,_core_vm,_mem_vm);
_req_count-=1;
break;
case 1:
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
del_vm(_server_id,_vm_id,1,_core_vm,_mem_vm);
_req_count-=1;
break;
case 2:
_vm_id = _reqs_list[_req_count][4];
_core_vm = _reqs_list[_req_count][1];
_mem_vm = _reqs_list[_req_count][2];
del_vm(_server_id,_vm_id,2,_core_vm,_mem_vm);
_req_count-=1;
break;
case 3:
server_id_count-=1;
auto it = servers_info_map.find(server_id_count);
servers_info_map.erase(it);
auto it1 = serverIdType_map.find(server_id_count);
serverIdType_map.erase(it1);
break;
}
}}
}
void climbmount_setvm(vector<vector<int>> reqs_aday,int sct)
{
open_list_sct.clear();
for(int i_sct =0;i_sct<sct;i_sct++)
{
oper_list_sct=FVIII (0.0,{{i_sct,i_sct,i_sct}});
float F_sct = 0.0;
oper_list_cb.clear();
float F = 0.0 ; //定义估价函数值
int _reqs_size =reqs_aday.size();
purchase_num_climb =0; //清零今日购买数量
bool type_set =0; //0 表示还没有确定今天的购置类型
for(int i =0;i<_reqs_size;i++) //遍历今天的每一步
{ //读取请求信息
open_list_cb.clear(); //清零用于保存这一步所有可能操作的set
// 读取这一步的所有信息
int core_vm = reqs_aday[i][1];
int mem_vm = reqs_aday[i][2];
int vm_isdouble = reqs_aday[i][3];
int vm_id = reqs_aday[i][4];
int oper;
int open_list_size = 0;