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/ ?/ T/ x, p" t5 Z2 d2 o/ B* C) ^下面的代码不知道能否满足你的要求。) `$ e7 [* c( E. V; N L' }
% F, Q) J- t6 j& \( h. q+ f* Wbegin model initialization function" n6 {# L! Z( c8 _4 U+ w, M
create 1 load of L_null to P_creation; T* g) C# k# @/ J( b- l3 s
/*L_null is a load type of which the load create loads for the model.*/4 Y6 k9 ? ^9 ]. w* S
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return true
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begin P_creation arriving procedure
% s, J, m& d: ~# s# W while 1 = 1 begin3 h, {* ^+ H$ i: \5 w5 e) s
wait for V_interval sec$ O# E! X: |4 V, T z
/*V_interval is the interval of creation of loads, fixed or random.*/
' r) t% W+ g' c. T6 S+ ` create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
$ w4 T2 G' B6 o9 H; h6 P, v/*V_p is the parameter of the distribution.*/! c3 g8 L2 {! q! z, [9 t
end, b% E* u% p: E6 I7 ]. [- J
end S5 ~1 f3 ?! K
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begin P_process arriving procedure
8 e! r3 O) E2 w& C d, _/*Any process the load will be in.*/" t+ i/ ]7 i/ N% Q u l+ @
print "1 load created" to message$ q; K) P G) B6 G2 s
end |