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?
' `, w: e0 n0 O+ G$ O下面的代码不知道能否满足你的要求。
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, p9 G+ j! _# K; Gbegin model initialization function8 e8 d4 X- t# c, X
create 1 load of L_null to P_creation+ u# l; ~2 S* o2 j: f( x
/*L_null is a load type of which the load create loads for the model.*/ o3 c' v5 w4 h& F/ k* x
9 _. h& l$ k% G. k5 D% N return true
x; A/ d5 _! C3 Y, r: e/ [end
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begin P_creation arriving procedure# ], E& _4 p7 }, Q# J- z) `5 k
while 1 = 1 begin
6 D0 x2 F7 d9 p3 m7 {: w wait for V_interval sec5 O$ E4 X! X* _8 r0 x
/*V_interval is the interval of creation of loads, fixed or random.*/- h+ |% R/ u7 b9 Z8 ]1 ~& j
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
7 L2 d( z6 u( z% n/*V_p is the parameter of the distribution.*/: e# B0 k. M% e
end7 O5 `, L, N" B: L) ~+ n
end
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! I+ D7 z+ {" t. C5 Y$ Ybegin P_process arriving procedure
* H/ o9 g, E7 k" E, b) U/*Any process the load will be in.*/' I7 v2 ]6 d2 _. \
print "1 load created" to message
. X6 X( y; z5 f7 ^end |