This is a problem not only when the database fails, but when you want to perform maintenance on the server.
不仅是在主库宕机的时候，当你需要对服务器进行维护的时候，这都成为了问题。
If you regularly access a remote server to perform maintenance or develop software, GNU Screen is indispensable.
如果您常常要访问远程服务器以执行维护或开发软件，那么GNUScreen是必不可少的工具。
A relatively specialized field, roustabouts perform maintenance on oil RIGS and pipelines, using hand and power tools.
这是一个特殊的领域，他们一般用手工和电动工具维护码头平台和管道。
No dot means that there is no need to perform maintenance on that specific part, unless the part is obviously in need of repair.
没有点的意思，有没有需要对特定部分的维修，除非是明显的部分需要修理。
Perhaps your NIM server is also a good candidate, as it may be used infrequently, only to install AIX systems and perform maintenance?
NIM服务器也是合适的AMS候选目标，因为它不经常使用，只用于安装aix系统和执行维护。
Because mysqld must perform maintenance on the cache, such as pruning when memory becomes low, the server can get bogged down trying to manage the cache.
由于mysqld必须要对缓存进行维护，例如当内存变得很低时执行剪除，因此服务器可能会在试图管理缓存时而陷入困境。
Before you change your deployment or perform maintenance operations, you should consider the impact that these operations have on the synchronization process.
更改您的部署或执行维护操作之前，应考虑这些操作对于同步过程的影响。
In addition, CAFUC is becoming a training center for Cirrus Aircraft, where it will train technicians to perform maintenance and other service work on the company's products.
此外，CAFUC正在成为Cirrus飞机的培训中心，它将培训各种机械师以执行该公司制造的各型飞机的维护和维修工作。
On the other hand, in DB2 LUW, Quiesce will be in persistent lock-mode that can be applied on instance, database or table space to restrict normal users while you perform maintenance tasks.
另一方面，在DB 2LUW中，Quiesce将处于持续锁定模式，可在执行维护任务时将其应用于实例、数据库或表空间来限制普通用户。
This provides several benefits, including improved performance when adding or removing partitions and the ability to perform select maintenance operations at the partition level.
这提供了几个好处，包括添加或删除分区时的性能提升和在分区级别执行选择维护操作的能力。
Use this mode to perform any maintenance task, including tasks requiring the execution of SQL and DDL statements, when no other users are connected to the database server.
在没有其他用户连接到数据库服务器的情况下，使用这种模式可以执行任何维护任务，包括执行SQL和ddl语句所需要的任务。
Be aware that you can use RPM to distribute most anything-scripts, documentation, and data-and perform nearly any maintenance task.
您将发现，您可以使用RPM分发几乎所有内容(脚本、文档和数据)，以及执行几乎所有维护任务。
However, since ASDI didn't have the right people, software, or hardware to perform their own maintenance, this arrangement had to remain in place for a while.
然而，因为ASDI并没有合适的人员、软件或者硬件来执行他们自己的维护，这种安排还必须持续一段时间。
This solution also provides an easier way to perform migration and maintenance of individual DB2 subsystems.
该解决方案还提供一个执行单个DB2子系统的迁移和维护的简单方法。
If any maintenance has to be performed first perform it on the clone and ensure that it does not impact your solution.
如果必须首先执行任何维护工作，请首先在克隆环境上执行，并确保不会对您的系统造成影响。
This flexibility allows you to perform rolling system maintenance.
这种灵活性使您可以执行滚动式系统维护。
By default, the Aged timeout property is set to 0, which means that the maintenance thread will never perform this check.
在缺省情况下，过时超时属性设置为0，这意味着维护线程从不执行此检查。
The Endeavour crew will spend nearly two weeks at the station to install Kibo and perform other maintenance tasks, such as swapping out batteries in the station.
奋进号宇航员将用将近两星期的时间在空间站安装希望号，并执行其他维修任务，像是换掉空间站的电池。
It allows an administrator to perform hardware maintenance, such as disruptive firmware updates, without requiring system downtime.
这使管理员能够在不停止系统的情况下执行硬件维护，比如更换损坏的固件。
For example, you can consider security issues more thoroughly, and you can perform application maintenance more easily.
比方说，可以更全面地考虑安全问题，可以更容易地维护应用程序。
Please don't recommend apps that let you customize the UI, input method, or perform system maintenance.
请不要推荐用于自定义界面、输入法或执行系统维护的。
These maintenance crews perform many of the same functions as do our mechanics, including refueling and repairing engines.
这些维修人员和我们机修师所作的工作有很多是相同的，包括加注燃油和维修引擎。
The Navy uses KeyCreator to design mechanical fixtures needed to perform repairs and routine maintenance of various aircraft types serviced by the FRCSW artisans and squadron personnel.
海军购买KeyCreator软件的目的是为FRCSW的工人和飞行人员在修理和日常维护各种飞机时利用该软件设计机械操作台。
Since it contains no schema that would require design or modification, the only regular maintenance to perform is a periodic packing to prevent it from consuming your entire disk.
由于ZODB数据库实例不包含需要设计或修改的模式，要执行的唯一例行维护是定期压缩以防止其耗尽整个磁盘。
You can take copies offline, perform any software or hardware maintenance required, and then allow Gridscale to synchronize the system and make it available.
您可以使副本下线，执行所需的软件或硬件维护，然后让Gridscale同步该系统，使之重新变得可用。
Then whenever you want to perform any maintenance in this table, all you have to do is modify the value of the global variable in this session
之后，如果需要对表执行任何维护，您所需做的就是修改会话中全局变量的值
DB2 USES five different levels of authority to control how users perform administrative or maintenance operations against an instance or a database. These five levels are.
DB 2使用五种不同级别的权限来控制用户对实例或数据库执行管理和维护操作。
Ensure that you document the system and perform a mksysb before performing any maintenance activity.
在执行任何维护任务之前，一定要对系统进行文档记录并执行一个mksysb命令。
Ensure that you document the system and perform a mksysb before performing any maintenance activity.
在执行任何维护任务之前，一定要对系统进行文档记录并执行一个mksysb命令。
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