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?
- Q! h+ T [) E, Z( N0 L+ Z4 p下面的代码不知道能否满足你的要求。
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begin model initialization function- F/ f6 L7 |% v; J( y9 B; Z
create 1 load of L_null to P_creation
7 O# h( v7 [' G6 O/*L_null is a load type of which the load create loads for the model.*/. @2 \. D' o2 c( ?, ?% Q0 h) R
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return true
6 r: y& |- I8 D. d9 qend4 k* h, G5 ?( ?$ O9 M
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begin P_creation arriving procedure
5 K* N8 |) N6 |) Y5 T) P4 e8 g C while 1 = 1 begin) {/ O, c, L/ X. }" q/ }+ z
wait for V_interval sec
5 e% k1 E8 H8 \0 |* V) Z# f! Z/*V_interval is the interval of creation of loads, fixed or random.*/
- \ O; C1 @3 o create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
% b( H* m, X+ W$ {8 u1 C8 {# ?/*V_p is the parameter of the distribution.*/' h; R, L6 q, ^5 o
end
% T7 x# i' D, u& h# Cend _3 N6 Z0 G" ^1 u7 C% }3 |( }
. m/ S9 }- T' p' V6 e! sbegin P_process arriving procedure) A* B$ R! |& Q: u: G
/*Any process the load will be in.*/
% k9 U# H5 e$ F) c: w; C: @1 l print "1 load created" to message
7 h' v z8 b5 c9 Xend |