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?: r4 D' D& l4 S& ]8 O, w0 {
下面的代码不知道能否满足你的要求。. E8 L1 D. Y, r! n, U Q
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begin model initialization function
2 ~* I: Z' z# s' o: o3 G create 1 load of L_null to P_creation8 r% |8 M, f! ^
/*L_null is a load type of which the load create loads for the model.*/
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return true
W- Q! c$ k; w" W0 Q9 \& F" m; Xend* O% r; E! s t1 {( p$ C
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begin P_creation arriving procedure
' i, J" c4 A( A1 V+ x, \ while 1 = 1 begin7 S% O4 H1 B1 |9 K2 }0 [6 _( n
wait for V_interval sec
# T3 y+ F2 L, q3 j7 G1 \/*V_interval is the interval of creation of loads, fixed or random.*/2 O( k, l' [3 R2 [6 v
create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
# f! B0 Q. ]% Q/*V_p is the parameter of the distribution.*/
3 w6 C* l! `. \% g2 O end
8 Z M ?7 f6 x7 P& w" T W# jend
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0 H! C9 x# h# Q/ u$ p4 _begin P_process arriving procedure7 s% y% r" j1 M: e( B! |3 ?2 S8 L
/*Any process the load will be in.*/
$ J, b) s5 M/ J3 z, [: L7 r print "1 load created" to message
/ A& b: ?# ]4 [% o# Tend |