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?, n) g) m, q) @# |( P- Y, N. r
下面的代码不知道能否满足你的要求。: P! P- P* Q8 ?6 o
$ O+ T# R4 Z& G" G+ m9 [+ M5 pbegin model initialization function( z4 m: S+ x+ d9 r4 q
create 1 load of L_null to P_creation# o: _; }0 u. O7 R
/*L_null is a load type of which the load create loads for the model.*/
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1 h1 A9 Y! h5 w, l; f1 S return true
/ l4 L1 F, ?( T3 E4 V$ a" z# bend
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begin P_creation arriving procedure
: \2 J3 p$ B3 v7 w# C y6 H while 1 = 1 begin8 @$ J, o3 @4 l' I% R
wait for V_interval sec
6 a. N" R; g6 q- v! e- U$ J/*V_interval is the interval of creation of loads, fixed or random.*/
1 |! g" Z6 D, X create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
) u8 {/ A+ J$ K/ i) O/*V_p is the parameter of the distribution.*/$ f% i5 Q: B8 \: T9 [
end
' }4 L/ B; n0 X, Oend
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begin P_process arriving procedure
& K& y1 z& Y, g2 q0 G/*Any process the load will be in.*/2 g' C% U% A; _( L3 l7 G
print "1 load created" to message/ r/ S( ` @6 Y2 F/ k+ o. y
end |