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?, S; ^/ Y- K+ B% z+ }7 y
下面的代码不知道能否满足你的要求。
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8 f5 g4 M5 _2 F. O0 abegin model initialization function
, j4 F' G0 M. h6 N5 A, { create 1 load of L_null to P_creation
' [3 t6 L+ T0 i) \1 ?, b/*L_null is a load type of which the load create loads for the model.*/; c& ?; L3 j$ ?) A
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return true
L6 m ~2 \6 u0 Y7 @end% ~8 _9 o) s' [$ A4 `" W+ |
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begin P_creation arriving procedure1 n- E3 y, M1 _9 U- B* n
while 1 = 1 begin
4 A0 s% X4 R" `' a7 z' v2 o! u wait for V_interval sec
' c2 c' _. q) A$ J5 u/*V_interval is the interval of creation of loads, fixed or random.*/3 g& C* l1 A/ Q* _9 O, E3 {, D
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)- z$ @9 B3 _, Y0 Y
/*V_p is the parameter of the distribution.*// L, g( @5 m* [" V" Y& w
end8 U' Q- `7 o, V% o/ i
end
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( C+ m" H1 ?# S: \2 Dbegin P_process arriving procedure' U; @" C. ?+ o3 a0 Z
/*Any process the load will be in.*/
6 p. k$ B K+ Q! K* O0 q% ] print "1 load created" to message
' ^9 v1 x6 G% Z8 ^6 hend |