服务方式仍旧是被动服务。
应主动传递信息给读者,改变图书馆被动服务的状态。
And we should actively transmit messages to readers. Change the state of passive service in library.
如果活动服务器失败,您的业务服务将迅速切换到被动服务器,如图5所示。
If the active server fails, your business services will be quickly switched to the passive server, as shown in figure 5.
应用推荐