什么叫“到达为伯努力过程”?是不是说,隔一段时间出现一个机会,产生或不产生load?) n% ]9 b# \) K; O! W2 ~
下面的代码不知道能否满足你的要求。
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begin model initialization function
: W) o6 f; } | p! n+ E create 1 load of L_null to P_creation
" y/ M& D2 ? O7 T/*L_null is a load type of which the load create loads for the model.*/
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9 C! w) n+ r. t% Y return true
1 b# ^5 A. W6 ~7 [5 Dend
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begin P_creation arriving procedure' N& X9 f( ?- d- {
while 1 = 1 begin
, y- A/ l2 D4 d+ S% \' {8 }: h; L wait for V_interval sec) y, x8 ] g- s" }5 F8 G4 Y
/*V_interval is the interval of creation of loads, fixed or random.*/
, J' M4 s* S! J# \ create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die) Y+ ?/ \0 I e, T+ E
/*V_p is the parameter of the distribution.*/
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end9 _# P9 y0 u* r; @# |
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begin P_process arriving procedure
) S' `* v \6 a2 ], Z% N/ R4 n/*Any process the load will be in.*/+ X# k& a4 k1 ]( C0 Q
print "1 load created" to message( s5 j8 e$ ^% F& M! W7 G" l( b, n
end |