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?1 M& t, t+ g3 p6 j$ ]1 s9 e1 ]
下面的代码不知道能否满足你的要求。7 E; v; @! ~. B8 k$ `
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begin model initialization function, u2 V0 A4 D3 A0 R
create 1 load of L_null to P_creation
; V+ V. i6 x' a* l, G9 @/*L_null is a load type of which the load create loads for the model.*/
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% g- w+ d- R. g return true
; t8 C4 M& S) W2 R, k. r* V7 P3 aend
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: _0 r1 c& P+ u! j$ z2 d( X6 Y1 tbegin P_creation arriving procedure
7 h$ k: ^9 P% H1 j while 1 = 1 begin
( k1 ^% X" Q- [4 ~& i) B wait for V_interval sec1 H- _# d, g* e3 W
/*V_interval is the interval of creation of loads, fixed or random.*/
9 R' M% U( M7 L, g* a7 y3 O create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
# ?5 p6 N o, y4 S% c/*V_p is the parameter of the distribution.*/6 O" b) y4 A5 v' t
end' Z* R$ h0 M# f& Q) o+ v
end4 M' z: @! `/ f, k* |
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begin P_process arriving procedure2 n' d" \2 S/ |0 `$ M
/*Any process the load will be in.*/
) P; ?5 H' E0 O/ ?, C1 A print "1 load created" to message
4 j2 r( M b+ R' ?+ Xend |