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?
0 D7 ?, E/ l# ~* D: T下面的代码不知道能否满足你的要求。" _6 z6 S y2 n( Z; z$ u
! {& s/ `' G$ r8 t! E: h: {begin model initialization function
2 F+ F' n, ^1 }4 w8 d# D2 c3 m create 1 load of L_null to P_creation
# @0 {; P+ r( m9 Q# B2 \, i/*L_null is a load type of which the load create loads for the model.*/
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return true- u5 _9 z1 a2 P6 I9 z( u
end
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1 u' k, ?& v2 t5 y! Zbegin P_creation arriving procedure
0 n3 D/ D4 C P- L3 B while 1 = 1 begin
* n h( }- Y( G' ` wait for V_interval sec
6 [% X8 p( t, ]0 e/*V_interval is the interval of creation of loads, fixed or random.*/' C# ?" t: a% Q& n H4 c
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)& ? }! U* ?" P" Q6 [
/*V_p is the parameter of the distribution.*/
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end, k* N- p% C1 i$ r6 L8 r; r, R
* X. X- l! L, E) D8 d+ k9 ^3 jbegin P_process arriving procedure! c& v3 e. m1 e+ t% M
/*Any process the load will be in.*/0 `8 T0 W8 o9 ^6 s' S% I- M ]$ n* Z1 R3 C
print "1 load created" to message) A4 \' n& R- p4 o; Y% w- ?; w
end |