1. default.mfgsys
MaxBOMRU--Bussiness Object
超出使用频率cache BO on client.
MaxClssAttrMRU--DataSets
超出使用频率在客户端（memory or file）缓存Datasets
SystemMonitorNonPriorityPoll
SystemMonitorPriorityPoll
SystemMonitorPriorityPollDuration
值越大，网络负载越小