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?
* f/ h9 p& s3 i下面的代码不知道能否满足你的要求。
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, b) b- i9 [2 Zbegin model initialization function
$ ]; O7 u2 |, ^! |2 p/ i create 1 load of L_null to P_creation+ m4 V* M4 ^4 R% N, l1 y5 t( M
/*L_null is a load type of which the load create loads for the model.*/
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return true1 y; y% ?) e& t1 ?* l
end
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begin P_creation arriving procedure
* M1 f4 x/ D( v. z while 1 = 1 begin
, `; N6 x" m7 z2 Y' I wait for V_interval sec
$ u! b+ A7 R5 T8 X: g% l* h/*V_interval is the interval of creation of loads, fixed or random.*/
- U Y; ~) I* T7 w6 X4 u& M( h create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)6 u' e/ e3 { H" P9 g7 L
/*V_p is the parameter of the distribution.*/
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end
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, c( `+ N7 @ o6 t3 Sbegin P_process arriving procedure' k' g+ @! v- C% V$ Q. ^
/*Any process the load will be in.*/
$ K5 W0 L7 S, j) r7 I1 B. ~6 C" `9 X print "1 load created" to message
, x9 D: F# S6 Lend |