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?) G, i; i/ {5 G( w1 Z7 j [
下面的代码不知道能否满足你的要求。, d$ u9 v# ~3 ` \
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begin model initialization function1 e* h4 M4 a+ s% c" m; }2 Q
create 1 load of L_null to P_creation" ?4 F2 V! ~7 z$ Z* R
/*L_null is a load type of which the load create loads for the model.*/: d0 d) @$ {; i4 P0 K
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return true4 N, I* @) R& @( y: i, U
end
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5 E6 ^9 g5 @( q' wbegin P_creation arriving procedure
! G' }; A, C. L! i while 1 = 1 begin( i( @" o" Z$ ]7 a( x
wait for V_interval sec! _' b9 v$ i% a% O/ m
/*V_interval is the interval of creation of loads, fixed or random.*/2 `" i5 j: B; @# |, L
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)% X+ `9 F( _0 e
/*V_p is the parameter of the distribution.*/
9 G9 T) C& _: l- z# O3 I end
# P& H$ Z9 P( Dend
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, I4 D" n N5 I; Gbegin P_process arriving procedure
. M1 O7 f% A5 j+ h: \/*Any process the load will be in.*/. T$ }7 ]3 F( K: T7 ?
print "1 load created" to message9 ]3 y7 Z* I5 t% z7 ]
end |