开放式系统，允许用户修改系统参数及初始参数。

Open system allows users to modify system parameters and initial parameters.

youdao

为了修改DB 2参数，操作系统的登录上下文必须是DB 2实例的拥有者。

In order to change the DB2 parameters, the login context of the operating system must be that of the DB2 instance owner.

youdao

并且不允许修改内核参数(例如，通过proc文件系统)。

Modifying kernel parameters (for example, through the proc file system) also isn't permitted.

youdao