常驻内存的 meaning in English

resident

The core of epics is a distributed run - time database system that located in the memory regularly and stored run - time datum that is obtained from devices
Epics的核心是一个常驻内存的分布式实时数据库系统，存放往来于设备间的实时数据。
The device driver which is a part of linux kernel and stays all along in the computer memory is in essence the shared library of programs processing hardware
Linux设备驱动程序是linux内核的一部分，从本质上讲，它是常驻内存的低级硬件处理程序的共享库。
Note that while database maintenance and query operations are performed under the auspices of the rdbms , real - time performance for telemetry and calculated point update can only be achieved by supplementing the relational database with a distributed memory - resident , real - time subset
注意到数据库维护和查询操作是在关系数据库管理系统和遥测点及计算点的实时更新的支持下执行，这就只能通过增加具有分布式常驻内存的实时子集的关系型数据库来实现。