Table 4.

Statistic results under different service time of rule database (s).

trdbs	etmin	etavg	etmax	qlmin	qlavg	qlmax	wtmin	qlavg	wtmax
0.01	0.0003	0.1771	0.5241	0	0.004	1	0	0.0004	0.1148
0.02	0.0003	0.2866	0.8154	0	0.022	1	0	0.0017	0.2569
0.03	0.0003	0.3830	1.1155	0	0.061	1	0	0.0087	0.4539
0.04	0.0003	0.4919	1.4513	0	0.144	2	0	0.0320	0.7971
0.05	0.0003	0.6295	2.0787	0	0.236	3	0	0.0742	1.2397
0.06	0.0003	0.7705	2.4900	0	0.331	3	0	0.1338	2.0976
0.07	0.0003	0.9445	3.3102	0	0.466	3	0	0.2221	2.0030
0.08	0.0003	1.2873	4.8508	0	0.828	5	0	0.5057	4.0512
0.09	0.0003	1.4438	5.6199	0	0.866	5	0	0.5792	4.7174
0.10	0.0003	2.0405	8.7454	0	1.426	8	0	1.1033	7.4734
0.12	0.6512	24.2337	39.9250	0	20.827	36	0	23.0921	38.9538
0.15	0.8876	156.7548	319.2479	0	107.695	229	0	155.3244	318.6637

t_rdbs: average service time of rule database; et: processing time of tags; ql: length of waiting queue; wt: waiting time for processing.