实时统计各类指标、监控项 Realtime ca lculate all kinds of metricsandmonitor items. 辅助业务实时分析做决策、监控报警等 Assist business to make decisionandalarm in realtime. 数据清洗、拆分、join等处理 Data cleanandsplitandjoin etc. 数据etl处理 Data extractandtransformandload. 实时业务处理 Realtime business process. 特定业务逻辑处理:实时调度 Specific business processing: realtime scheduling.