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?2 m" g* ^7 U% t" W2 I$ {
下面的代码不知道能否满足你的要求。
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begin model initialization function# K6 ]/ E4 c' A
create 1 load of L_null to P_creation
$ s; r) S/ f$ f" t/*L_null is a load type of which the load create loads for the model.*/6 s3 C# g+ ]! y2 u/ `* S# c) t
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return true
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; u' K' D3 @$ P; nbegin P_creation arriving procedure
8 r3 X7 D8 q" I! u8 w; G, z( [ while 1 = 1 begin
) u9 p3 w; G3 I5 p6 x$ i, I/ V wait for V_interval sec' F( k& D( X" f. a) W, |2 U- _. w2 b
/*V_interval is the interval of creation of loads, fixed or random.*/2 x' i) g7 S: a( W0 V: @! s
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)0 q& m6 k' D! I1 E
/*V_p is the parameter of the distribution.*/: v& N8 H) l$ I& c" ?6 k
end
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# [/ u& E9 v7 J6 T4 Z: r/ F3 T' U1 Gbegin P_process arriving procedure
/ `, y9 u1 f, U b; U, b/*Any process the load will be in.*/$ A( E+ _2 c, V( v: U, k, R
print "1 load created" to message
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