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?6 q: D* ~) P! j% p. r
下面的代码不知道能否满足你的要求。3 Y& O2 N$ G2 S. z9 ~+ T
/ T7 l( K/ q! v. hbegin model initialization function
+ j9 \0 d; ]$ ]7 h4 S( } create 1 load of L_null to P_creation
7 D+ W$ W, P2 H' f0 d/*L_null is a load type of which the load create loads for the model.*/
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, B6 \9 Z/ J" Y( ~3 d3 c return true6 f, P$ G( |$ G1 Z7 F& q
end
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begin P_creation arriving procedure6 M- Q: ?& X$ h/ B2 g4 G* W2 |& a9 A& ^
while 1 = 1 begin
1 J/ k% }' a% V" ]8 `* \3 X" C wait for V_interval sec3 d) T' C/ ]" `
/*V_interval is the interval of creation of loads, fixed or random.*/
% r% O' h9 \6 j, A# T0 \, s create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)4 T0 L! h2 @% F
/*V_p is the parameter of the distribution.*/ p% [: ?. B, U) Q4 R$ q2 T. X
end
% E$ H* ^5 Q4 o* }3 E2 yend/ m! B1 S$ p) L
" t% j! G7 \. r zbegin P_process arriving procedure3 p. m* S! q2 `) ~' J! K
/*Any process the load will be in.*/
. R/ h, C- ~0 F print "1 load created" to message
* i: Q9 x. P, Z# j3 ?) uend |