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?; X5 L% t0 P U$ \/ U6 j7 `3 l
下面的代码不知道能否满足你的要求。
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2 B" b; c. q0 O9 I7 @! [begin model initialization function& m o# e$ w0 s; M9 ~5 f1 _) c
create 1 load of L_null to P_creation
, O ~! D3 S5 q8 r4 ^/ x0 p$ r0 h/*L_null is a load type of which the load create loads for the model.*/1 g, g$ i0 [, _
8 A2 I7 g" R! b) h% p) j return true8 F$ \ i% L$ l+ P
end
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begin P_creation arriving procedure
# o2 u8 w& J+ H while 1 = 1 begin
* E4 {- L/ ^& r4 v B; b wait for V_interval sec6 @6 s6 v1 A5 F) O' w
/*V_interval is the interval of creation of loads, fixed or random.*/
) C. j, M3 d" m% ^, \5 { create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
* b* A; {# S8 K M1 n, [/*V_p is the parameter of the distribution.*/6 X' \+ k- k* _ n4 r
end: Y" U3 D0 y" n& |/ K4 D
end
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begin P_process arriving procedure; a4 k* f) j7 B3 U
/*Any process the load will be in.*/, j3 ^9 P' _, X; Z- ^$ v7 B
print "1 load created" to message) M. r) ]6 `2 f6 O/ o
end |