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?* x b. z5 u/ |3 {5 \9 A
下面的代码不知道能否满足你的要求。7 R: X4 V8 T D( @, y
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begin model initialization function
, `2 G" G- F, q4 _# n create 1 load of L_null to P_creation
( Z' Z8 a9 V8 Y8 v. @/*L_null is a load type of which the load create loads for the model.*/
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return true; s; j8 w5 {) j- e
end
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) C, |( ?8 k; [4 y& g* G0 S8 w/ mbegin P_creation arriving procedure
1 u9 w6 f* \3 `# L while 1 = 1 begin
U7 S* ?/ O* y- M, S9 s" T wait for V_interval sec
$ ]( W0 [& D ~ T' E/*V_interval is the interval of creation of loads, fixed or random.*/
6 {& J& }7 k. W8 J" e) K create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die): g. o( D0 J/ P9 e$ P! E- {( q
/*V_p is the parameter of the distribution.*/6 q" L) W7 \" @# A6 `7 i8 T: q
end
+ T/ P, u! q% ?end$ A8 H% q! S* u7 }) i' }
! s! A' t' Y3 |# b h4 p; kbegin P_process arriving procedure
# I0 T7 t, ]% g9 a; s' T1 Q/*Any process the load will be in.*/
3 _8 r, |0 f! _ print "1 load created" to message8 N& `2 e1 G* \; T1 w$ F5 a
end |