Developing an On-Demand Cloud-Based Sensing-as-a-Service System for Internet of Things

Table 5

System response time versus requests and applied mechanisms.

Scenario	Number of requests			Applied mechanisms			Average (deviation) response time (ms)
	Requests per user	Users	Total requests	Connection pooling	Prepared statement	Caching
1	1000	1	1000				65 (86)
2	1000	1	1000	√			54 (73)
3	1000	1	1000	√	√		42 (66)
4	1000	1	1000	√	√	√	13 (17)
5	1000	10	10000				401 (392)
6	1000	10	10000	√			307 (502)
7	1000	10	10000	√	√		250 (417)
8	1000	10	10000	√	√	√	125 (84)