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?
7 C: A- k( t$ k& w* g; k1 ~" i下面的代码不知道能否满足你的要求。/ L" L) l" P1 Z' p
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begin model initialization function
1 a% |' x4 O7 _: L' G2 h! ~% E, s create 1 load of L_null to P_creation1 v9 O3 N4 t3 h% e4 B4 k' v" o
/*L_null is a load type of which the load create loads for the model.*/4 v$ C% C. s" ?# ^/ g/ Z* s5 x
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return true. p2 S. B- h7 C( [, n' W
end
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begin P_creation arriving procedure/ ^, @. o$ b' A8 x$ H1 J
while 1 = 1 begin
5 ?. p/ P+ ?) ~4 K3 s: s& ? wait for V_interval sec
" {' E$ m* M7 Q2 e, ^% Y F/*V_interval is the interval of creation of loads, fixed or random.*/
. {2 q. Q7 _9 h" D create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
' J, X% C# j$ G8 x: o/*V_p is the parameter of the distribution.*/& I" s: n+ S" G
end5 z% p ]6 d6 R/ F5 ^' i& f0 S
end
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begin P_process arriving procedure0 \4 L. r3 H; u' T
/*Any process the load will be in.*/
5 H m* s1 w8 o/ @7 K print "1 load created" to message
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