model2.cc
<![CDATA[
////////////////////////////////////////////////////////////////////////////
// Model model2.cc SIMLIB/C++
//
// Simple test model of queuing system
//
#include "simlib.h"
// global objects:
Facility Box("Box");
Histogram Table("Table",0,25,20);
class Customer : public Process {
double Prichod; // atribute of each customer
void Behavior() { // --- behavoir specification ---
Prichod = Time; // incoming time
Seize(Box); // start of service
Wait(10); // time of service
Release(Box); // end of service
Table(Time-Prichod); // waiting and service time
}
};
class Generator : public Event { // model of system's input
void Behavior() { // --- behavior specification ---
(new Customer)->Activate(); // new customer
Activate(Time+Exponential(1e3/150)); //
}
};
int main() { // experiment description
Print(" model2 - SIMLIB/C++ example\n");
SetOutput("model2.out");
Init(0,1000); // experiment initialization for time 0..1000
(new Generator)->Activate(); // customer generator
Run(); // simulation
Box.Output(); // print of results
Table.Output();
return 0;
}
]]>
model2.out
<![CDATA[
+----------------------------------------------------------+
| FACILITY Box |
+----------------------------------------------------------+
| Status = BUSY |
| Time interval = 0 - 1000 |
| Number of requests = 100 |
| Average utilization = 0.993702 |
+----------------------------------------------------------+
Input queue 'Box.Q1'
+----------------------------------------------------------+
| QUEUE Q1 |
+----------------------------------------------------------+
| Time interval = 0 - 1000 |
| Incoming 153 |
| Outcoming 98 |
| Maximal length = 55 |
| Average length = 33.4586 |
| Minimal time = 4.15499 |
| Maximal time = 396.788 |
| Average time = 231.744 |
+----------------------------------------------------------+
+----------------------------------------------------------+
| HISTOGRAM Table |
+----------------------------------------------------------+
+----------------------------------------------------------+
| STATISTIC Table |
+----------------------------------------------------------+
| Min = 10 Max = 401.78 |
| Number of records = 99 |
| Average value = 235.396 |
+----------------------------------------------------------+
+------------+------------+----------+----------+----------+
| from | to | n | rel | sum |
+------------+------------+----------+----------+----------+
| 0.000 | 25.000 | 7 | 0.070707 | 0.070707 |
| 25.000 | 50.000 | 6 | 0.060606 | 0.131313 |
| 50.000 | 75.000 | 5 | 0.050505 | 0.181818 |
| 75.000 | 100.000 | 3 | 0.030303 | 0.212121 |
| 100.000 | 125.000 | 6 | 0.060606 | 0.272727 |
| 125.000 | 150.000 | 4 | 0.040404 | 0.313131 |
| 150.000 | 175.000 | 4 | 0.040404 | 0.353535 |
| 175.000 | 200.000 | 5 | 0.050505 | 0.404040 |
| 200.000 | 225.000 | 3 | 0.030303 | 0.434343 |
| 225.000 | 250.000 | 3 | 0.030303 | 0.464646 |
| 250.000 | 275.000 | 6 | 0.060606 | 0.525253 |
| 275.000 | 300.000 | 5 | 0.050505 | 0.575758 |
| 300.000 | 325.000 | 3 | 0.030303 | 0.606061 |
| 325.000 | 350.000 | 8 | 0.080808 | 0.686869 |
| 350.000 | 375.000 | 20 | 0.202020 | 0.888889 |
| 375.000 | 400.000 | 10 | 0.101010 | 0.989899 |
| 400.000 | 425.000 | 1 | 0.010101 | 1.000000 |
| 425.000 | 450.000 | 0 | 0.000000 | 1.000000 |
| 450.000 | 475.000 | 0 | 0.000000 | 1.000000 |
| 475.000 | 500.000 | 0 | 0.000000 | 1.000000 |
+------------+------------+----------+----------+----------+
]]>
Last modification:
21. March 2002
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