执行磁盘的故障转移以便数据库处理能够在主站点继续，如清单18所示。
Perform the disk failover such that database processing can continue at the primary site, as shown in Listing 18.
DB 2行压缩被设计用来减少数据库对象的磁盘存储空间需求。
DB2 row compression was designed to reduce disk storage space requirements of database objects.
区块是用于数据库服务器数据存储的最大物理磁盘单元。
A chunk is the largest unit of physical disk dedicated to database server data storage.
因此，添加延时会增加数据库和磁盘的使用率。
Adding time delays therefore increases database and disk usage.
这些资源包括物理数据库的磁盘资源、网络资源和数据库服务器资源。
These resources include the disk resources of the physical database, the network resources, and the database server resources.
问题：—因为数据库将超过它的磁盘限额而不能写入数据库。
Problem: - Unable to write to database because database would exceed its disk quota.
总之，弹性数据网格提高了硬件利用率，减少了昂贵的冗余事务，消除了用于持久性的高速磁盘和数据库的必要性。
In summary, elastic data grids improve hardware utilization, reduce costly redundant transactions, and eliminate the need for a high speed disk and database used for persistence.
可以将数据库文件从磁盘复制到磁盘，也可以将数据库文件从磁盘复制到磁带，这取决于选定的备份过程。
The database files can be copied from disk to disk or from disk to tape, depending on the backup procedure chosen.
每多一个服务器，就意味着将有更多的CPU、内存和更多的磁盘用于分区数据库。
Each additional server means more CPUs, more memory, and more disks for your partitioned database.
DB2数据库服务器必须执行许多不同的任务，比如处理数据库应用程序请求或确保把日志记录写到磁盘上。
The DB2 database server must perform many different tasks, such as processing database application requests or ensuring that log records are written out to disk.
了解每个对象和整体数据库的增长趋势总是比较好，可以帮助您提前计划磁盘空间需求和数据库调优。
It's always good to know the growth trend of each object and the overall database to help you plan ahead for disk space requirements and database tuning.
日志缓冲区——在将所有对数据库的更改刷新到磁盘上的日志之前，用来存储这些更改的内存。
Log Buffer - Memory used to store all changes to database before it is flushed to the logs on disk.
测试网站仍然遭遇数据库服务器I/O瓶颈，并受数据库服务器磁盘性能的限制。
The test site remains bottlenecked on the database server I/O and bound by performance characteristics of the database server disk.
简单的数据库端问题，比如磁盘变慢或索引丢失，常常是引起问题的真正原因。
Simple database-side problems such slow disks or missing indices can be the actual culprit.
在传统的基于磁盘的数据库中，对应的时间通常是以毫秒计算的。
In a traditional disk-based database, the corresponding times are typically measured in milliseconds.
如果希望减少数据库争用，但是不愿意修改磁盘配置，那么应该尝试减少数据库访问争用或改进文件访问时间的措施。
To reduce database contention independent of making disk configuration changes, try approaches that may reduce database access contention or improve file access time.
对于数据库服务器上的每个CPU，建议有5 - 10个物理磁盘转轴可用于数据库服务器。
It's recommended that you have 5-10 physical disk spindles available to the database server for each CPU on the database server.
个磁盘用于数据库管理系统中的BPC数据库。
Four disks for the BPC database table Spaces in the database management system.
SQLite支持大小高达2TB的数据库，每个数据库完全存储在单个磁盘文件中。
SQLite supports databases of up to 2 TB, with each database stored entirely in a single disk file.
再强调一下，memcached是一个用来存储常用信息的缓存，有了它，您便无需从缓慢的资源，比如磁盘或数据库，加载并处理信息了。
To reiterate, memcached is a cache for storing frequently used information to save you from loading and processing information from slower sources, such as disks or a database.
LotusFoundations的智能化磁盘备份 (idb)特性为DB2数据库提供一个健壮的备份解决方案。
The intelligent disk backup (idb) feature of Lotus Foundations provides a robust backup solution for your DB2 databases.
最后，磁盘访问速度影响数据库连接的数量和打开数据库和视图的速度。
Finally, disk access speed impacts the number of database connections and the speed of database and view openings.
您的性能需求可能需要将数据库日志文件放置在与数据库数据不同的磁盘上，或需要采取其他放置方式。
Your performance needs may require you to place the database log files on different disk arms than the database data or indicate some other placement needs.
不断增长的文件(比如日志文件和数据库日志)应该放在单独的磁盘上，与应用程序的磁盘和数据库分开。
Files that grow consistently, such as log files and database journals, should be on separate disks from your application's disk and database.
两个磁盘用于消息传递数据库的事务日志，同样，这两个磁盘应该采用上述带状设置。
Two disks for the transaction log of the messaging database, again, these two should be striped as explained above.
包括所有维护服务器系统的系统信息，以及所有存储在磁盘组件内的数据库数据。
All the system information to maintain the server system, and all databases data are stored within the disk component.
这不仅仅是临时的内存中的数据库；而是永久保存在磁盘中。
This is not just some transient in-memory database; it is persisted to disk.
磁盘组件是一个或多个被分配到数据库服务器的磁盘空间单元的集合。
Disk component is a collection of one or more units of disk space assigned to the database server.
由于数据网格的主要特征是可伸缩性和高可用性，专门用于持久性的高速磁盘和数据库在大多数情况下不再需要。
Since the primary characteristics of a data grid are scalability and high availability, high-speed disks and databases used exclusively for persistence are no longer needed in most cases.
在我们的场景中，所使用的系统在磁盘驱动器、目录结构、数据库驱动程序位置等方面都是完全相同的。
In our scenario, the systems we are using are identical in terms of disk drives, directory structure, database driver location, and so on.
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