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?
3 j/ }( J# Y6 k& a. \) W下面的代码不知道能否满足你的要求。8 {0 o0 K; [* ~" u2 L/ C; t, f
b" j U* I! X W' b; }7 W& O* i" n" Tbegin model initialization function
6 r$ j# p& s+ P4 C. C6 V6 F% ?3 I create 1 load of L_null to P_creation
0 {9 F, m" b; P1 K" t6 l/*L_null is a load type of which the load create loads for the model.*/
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return true
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) R' G; h% E. ebegin P_creation arriving procedure/ C ?& q6 t: G
while 1 = 1 begin3 o5 W4 A/ W1 G
wait for V_interval sec
, j, W+ ]4 G8 n/ J1 Z H/*V_interval is the interval of creation of loads, fixed or random.*/
' H5 {4 e7 C7 I% R. q J) B create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
/ C$ C! _8 M) h& e: i) U; U0 a$ ?/*V_p is the parameter of the distribution.*/
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end& w& k) [) e) O6 j4 [
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begin P_process arriving procedure
& N7 d0 B/ _0 s; A3 w/*Any process the load will be in.*/* N6 q; V9 T4 f* [( F7 c+ }& f, O
print "1 load created" to message& V0 d4 n( L1 s3 \
end |