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& b o& A6 |0 F, u0 X
下面的代码不知道能否满足你的要求。
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+ W7 ?/ b( }! o2 K7 C, Ybegin model initialization function
8 ^& U/ ~3 k$ T create 1 load of L_null to P_creation
" v$ E/ S: S$ K7 X/*L_null is a load type of which the load create loads for the model.*/
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return true9 K% b! X( q* m0 q( X7 _
end
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/ r5 e, _% t9 e4 {; Dbegin P_creation arriving procedure
* U* ?: U" D( J1 }: G/ S4 V( W while 1 = 1 begin) {, Z+ a+ d, @* z3 z
wait for V_interval sec5 o3 U3 C# M0 C# W
/*V_interval is the interval of creation of loads, fixed or random.*/
8 k5 g4 `0 k" w create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
J7 a# ~+ _8 P' [/*V_p is the parameter of the distribution.*/
! c7 y. O- {% J. Y% b2 w4 n" n end
+ o$ U% W1 N) D' n7 vend
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) t; M7 A2 m F2 p% Qbegin P_process arriving procedure
; Q, _$ B% D9 c2 _6 I+ a/*Any process the load will be in.*/
, ~$ l1 X) B* \: r, F# i print "1 load created" to message6 p0 z- o1 A; E5 @5 Q, T$ m7 K
end |