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?7 i; Y" W8 ]1 m/ B. A3 S4 ?: {
下面的代码不知道能否满足你的要求。
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- N* m' d. O4 G" D, Y/ C6 S# r3 qbegin model initialization function
- g8 g1 M d! U; u8 S8 h3 S. I create 1 load of L_null to P_creation
: ^3 G0 h7 V3 R! c- S- J" w/*L_null is a load type of which the load create loads for the model.*/
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return true+ W* ^4 x# x6 f7 O0 W: |! H2 T5 }" q
end
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begin P_creation arriving procedure
8 k, W V& o& C while 1 = 1 begin
1 f! y( D$ N' ?/ P; g/ f3 H wait for V_interval sec
' e7 ?" S% B2 p" D+ Y/*V_interval is the interval of creation of loads, fixed or random.*/: f) L2 o( J( _6 S
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
; x) _6 q( e T" u+ ]% t/*V_p is the parameter of the distribution.*/
, R* y5 B; B/ O% L end- R; D) E5 T! K! {- F! Z
end
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, l4 |. w$ E" E! | F: Q, Z gbegin P_process arriving procedure1 H* {' y+ \5 ]8 s) [
/*Any process the load will be in.*/
) g5 ~( G: @ {! K8 x print "1 load created" to message
Y3 m2 x9 Q1 N. jend |