在更改gid或uid编号之前，停止所有正在运行的应用程序并且让所有用户从服务器注销很重要。
Before changing GID or UID Numbers, it is important to stop all running applications and have all users log off of the server.
将判断用户多长时间没有活动并对他们进行注销的所有逻辑都放在服务器上。
Placing all the logic that determines how long a user has been inactive and then logging them off, entirely on the server.
应用推荐