MAPREDUCE服务 MRS-OpenTSDB样例程序开发思路:场景说明

时间：2024-06-19 14:14:14

MAPREDUCE服务 MRS 开发OpenTSDB应用

假定用户开发一个应用程序，用于记录和查询城市的气象信息，记录数据如下表表1，表2和表3所示。

该场景里记录了深圳市龙岗区在2017年7月1日零时的温度和湿度数据，这里通过OpenTSDB的方式建模实质上是两组数据点。

表2 指标数据点1
指标项(metric)	城市(city)	区域(region)	Unix timestamp	指标数值(value)
city.temp	Shenzhen	Longgang	1498838400	28
city.temp	Shenzhen	Longgang	1498842000	27
city.temp	Shenzhen	Longgang	1498845600	27
city.temp	Shenzhen	Longgang	1498849200	27
city.temp	Shenzhen	Longgang	1498852800	27
city.temp	Shenzhen	Longgang	1498856400	27
city.temp	Shenzhen	Longgang	1498860000	27
city.temp	Shenzhen	Longgang	1498863600	27
city.temp	Shenzhen	Longgang	1498867200	29
city.temp	Shenzhen	Longgang	1498870800	30
city.temp	Shenzhen	Longgang	1498874400	32
city.temp	Shenzhen	Longgang	1498878000	32
city.temp	Shenzhen	Longgang	1498881600	33
city.temp	Shenzhen	Longgang	1498885200	33
city.temp	Shenzhen	Longgang	1498888800	32
city.temp	Shenzhen	Longgang	1498892400	32
city.temp	Shenzhen	Longgang	1498896000	31
city.temp	Shenzhen	Longgang	1498899600	30
city.temp	Shenzhen	Longgang	1498903200	30
city.temp	Shenzhen	Longgang	1498906800	29
city.temp	Shenzhen	Longgang	1498910400	29
city.temp	Shenzhen	Longgang	1498914000	29
city.temp	Shenzhen	Longgang	1498917600	28
city.temp	Shenzhen	Longgang	1498921200	28

表3 指标数据点2
指标项(metric)	城市(city)	区域(region)	Unix timestamp	指标数值(value)
city.hum	Shenzhen	Longgang	1498838400	54
city.hum	Shenzhen	Longgang	1498842000	53
city.hum	Shenzhen	Longgang	1498845600	52
city.hum	Shenzhen	Longgang	1498849200	51
city.hum	Shenzhen	Longgang	1498852800	50
city.hum	Shenzhen	Longgang	1498856400	49
city.hum	Shenzhen	Longgang	1498860000	48
city.hum	Shenzhen	Longgang	1498863600	46
city.hum	Shenzhen	Longgang	1498867200	46
city.hum	Shenzhen	Longgang	1498870800	48
city.hum	Shenzhen	Longgang	1498874400	48
city.hum	Shenzhen	Longgang	1498878000	49
city.hum	Shenzhen	Longgang	1498881600	49
city.hum	Shenzhen	Longgang	1498885200	50
city.hum	Shenzhen	Longgang	1498888800	50
city.hum	Shenzhen	Longgang	1498892400	50
city.hum	Shenzhen	Longgang	1498896000	51
city.hum	Shenzhen	Longgang	1498899600	51
city.hum	Shenzhen	Longgang	1498903200	51
city.hum	Shenzhen	Longgang	1498906800	51
city.hum	Shenzhen	Longgang	1498910400	52
city.hum	Shenzhen	Longgang	1498914000	53
city.hum	Shenzhen	Longgang	1498917600	54
city.hum	Shenzhen	Longgang	1498921200	54