一旦数据库处于一致状态，用户就可以切换到备用数据库，以便继续他们的工作。
Once the database is in a consistent state, users can switch over to the standby database to continue their work.
当出现故障时，通过一个命令将备用系统的角色切换为主系统的角色。
In the event of a failure, the standby's role can be switched to primary with a single command.
在主站点发生中断时，应用程序将自动切换到备用站点，但如果您愿意，也可采用手动流程。
When an outage occurs at the primary site, the apps switch automatically to the standby site although a manual process is available if preferred.
如果愿意，您可以按IP地址或主机名列出多个LDAP服务器副本，并且应用服务器将在主服务器失败时自动切换到备用服务器。
If you wish, you can list multiple LDAP server replicas by IP address or hostname, and the application servers will automatically failover to one of the backup servers if the primary fails.
借助冗余服务器，从故障服务器切换到备用服务器的过程称为故障恢复(或热交换)。
With redundant servers, the process of swapping from a failed server to a spare server is called failover (or hot-swapping).
在主数据库遭遇中断的应用程序不会将该问题暴露给终端用户，而是切换至备用服务器并重新发出连接。
Applications that encounter an outage at the primary database don't expose this problem to the end-user; rather, the application will switch to a cataloged secondary server and issue a reconnect.
演示中使用该工具模拟主服务器上的一个故障，并切换到备用服务器。
This tool is used in the demonstration to simulate a failure on the primary server and make a switch to the secondary server.
第一种方法是使用带 -s选项的endmqm命令来切换活动和备用实例。
The first is to switch the active and standby instances by using the endmqm command with the -s option.
当一个队列管理器由于某种原因而出现故障时，将会导致关联代理失败；MessageBroker然后将切换到备用实例。
When a queue manager goes down for any reason, this will cause the associated broker to fail; Message broker will then switch to the standby instance.
如果在活动实例上运行endmqm - sIBMESBQM命令，则手动将控制权切换到备用实例。
If you issue the endmqm -s IBMESBQM command on the active instance, you will manually switch control to the standby instance.
在Server1的另一个窗口中，使用- is选项结束队列管理器，这样它将切换到备用队列管理器。
In another window on Server 1, end the queue manager with the -is option so that it will switch over to a standby queue manager.
在11：10pm，发生了一个严重的故障：自动飞行取消了，一个关键的计算机系统切换到了备用电源，并且无法控制飞机稳定飞行。
At 11.10pm, a series of problems began: the autopilot disengaged, a key computer system switched to alternative power, and controls needed to keep the plane stable were damaged.
每个代理实例都嵌入到一个WebSphereMQ服务中，以便当队列管理器切换到备用系统时，代理自动在备用节点上启动。
Each broker instance is embedded into a WebSphere MQ service so that, when the queue manager switches over to the standby system, the broker is automatically started on the standby node.
存在一个构建时任务以创建备用环境，以及一个运行时任务以在主节点和辅助节点之间切换。
There is a build time task to create the standby environment and run time tasks to toggle between the primary and secondary nodes.
设置了一个故障转移连接，用于将更新的应用程序自动从主站点切换到备用站点。
A fail-over connection is set up for automatic switchover of updating apps from primary to standby.
如果主系统主机发生错误，虚拟ip地址就切换到备用机上。
In the event of a failure on the primary host, this virtual IP address fails over to the standby.
发生故障时，VCS会将组件从发生故障的节点故障切换至备用节点。
In the event of a malfunction, the VCS fails over the components from the malfunctioning node to the spare node.
该方法还可以用于感性负载的电源的切换以及备用电源自投入。
This method can also be applied to switch electrical source of inductive load or bring-in spare power supply.
如果主设备失灵，备用设备可切换过来，将所有有效的加密参数复制下来。
If the main device fails, the backup can take over, duplicating all the encryption parameters, that were in force.
EIGRP追踪这个资讯，以便路由器EIGRP可以鉴定迅速地识别并切换到备用路径。
EIGRP tracks this information so that EIGRP routers can identify and switch to alternate routes quickly.
微电脑自动控制电动排渣阀，根据杂质含量可任意设置过滤周期和排渣时间，全自动操作，同时还设置了备用的手动切换功能。
The filtration cycle and slag discharge time of dumping dregs valve is controlled by microcomputer automatically according to impurity content, and it has reserve manual switching function.
当一根灯损坏后，自动切换到备用灯管，使灯器正常发光。
After one lamp is damaged, switch over managing to the reserve lamp automatically to make the lamp machine give out light normally.
利用可编程序调节器的选择控制功能，方便可靠地实现备用系统的软切换。
Utilize the functions of select control. Have fulfilled, conveniently and securely, the soft transfer in reserve system.
设有备用电源输入接口和切换开关。
设有备用电源输入接口和切换开关。
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