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?* h+ w. T, e# X6 d3 O8 _
下面的代码不知道能否满足你的要求。& t$ {) w8 A. Q+ M. [" K% D5 A2 e
7 j" y7 u' P5 X' R; Y+ w/ Obegin model initialization function0 G8 h1 M7 u7 a% W* _8 A$ t/ L
create 1 load of L_null to P_creation
& h5 F: E% G- {8 q/*L_null is a load type of which the load create loads for the model.*/
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return true
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begin P_creation arriving procedure6 R. E; R& b j# b) L* @3 O
while 1 = 1 begin' @5 \& ]4 D: j% k
wait for V_interval sec
% T2 ^" {- q3 Z/*V_interval is the interval of creation of loads, fixed or random.*/+ i1 _6 t. @( G8 {, Y' z
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)/ m o' x! E1 k1 @8 C" }) O
/*V_p is the parameter of the distribution.*/
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end1 k, y! @9 Q0 e) {/ Z& S+ ]5 i. d
9 h. E5 a" p9 qbegin P_process arriving procedure
6 w9 v, O" o8 z- k& l2 \* x/*Any process the load will be in.*/
9 |' I& r3 |, I print "1 load created" to message4 F2 p( T, u" m0 N, n
end |