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?
5 ]( g) H: R. u' _$ l3 v下面的代码不知道能否满足你的要求。
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begin model initialization function
, q1 ^0 Y8 @" i t- e" G& x0 u C% R create 1 load of L_null to P_creation6 [0 w9 s6 U: q# d/ x) l
/*L_null is a load type of which the load create loads for the model.*/' j5 b T y# U# ~1 Z
* _& }9 C( s8 F! C return true
, M/ O- ]8 c) zend) u& C; K2 y$ j3 u. J2 ^, z$ S# d
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begin P_creation arriving procedure3 ~* b: z0 ~7 s0 X6 Y* L5 M! [
while 1 = 1 begin
# Q. B8 {! X4 H% t# ^( }4 a wait for V_interval sec
+ {2 T% ?' v. w, m4 i. O/*V_interval is the interval of creation of loads, fixed or random.*/
5 Y3 ^3 H2 y2 t7 h create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)4 k* J) V* s, \! v" R- i q
/*V_p is the parameter of the distribution.*/* x T1 k4 [# a6 G5 P
end
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begin P_process arriving procedure* M4 C, C2 C; g# [; f
/*Any process the load will be in.*/
. t& P& v6 e& S0 g' D6 B" n print "1 load created" to message
; m: v# w; x8 ~" c9 |2 T! Aend |