IT基础设施中的更改(硬件、系统、中间件和通信)。
Changes in IT infrastructure (hardware, systems, middleware, and communications).
它减少了定义系统和中间件的接口所需的编码量。
It reduces the amount of coding required to interface systems and middleware.
他在操作系统和中间件领域具有19年的丰富经验。
He has 19 years of experience in operating systems and middleware.
例如，是否有必要通过类似于代理的中间件系统来把客户端身份传递到服务实现的最终提供者？
For example, is there a need to propagate client identity through intermediate systems such as brokers to the end-providers of service implementations?
快照功能能使管理员对在线(或离线)JFS2文件系统创建一致、集成的快照。
The snapshot functionality was provided so that administrators could create consistent, integrated snapshots of an online (or offline) JFS2 file system.
如果需要，可以购买一个群件系统。
同样，您可以访问操作系统和各种中间件和软件产品。
As well, you get access to operating systems and various middleware and software products.
事实证明，GAE是面向消息中间件系统的一个很好的例子。
As it turns out, GAE is an excellent example of a message-oriented middleware system.
JFS和JFS2文件系统需要一个用于JFS日志的逻辑卷。
JFS and JFS2 file systems require a logical volume for the JFS log.
在第二部分中，您将有机会了解NIO . 2文件系统api。
硬链接只能引用同一文件系统中的文件。
A hard link can only reference files in the same file system.
对后端系统和中间件系统（应用程序服务器）以及网关之间通信所需的带宽，进行流量研究。
Run traffic studies on bandwidth required to communicate between the backend system and the middleware system (application server) and gateways.
加密的文件系统(efs)是J 2文件系统级别的加密(通过单独密钥存储库)。
The Encrypted file system (EFS) is a J2 filesystem-level encryption through individual key stores.
此构件还运行中间件、系统软件和应用程序软件组件。
It also runs the middleware, systems software, and application software components.
注意：为满足未来的概要文件要求，第四个系统-零件供应商系统可以容易地扩展样本应用程序的体系结构。
Note: a fourth system, the Part Supplier system, can easily extend the architecture of the sample application to address future profile requirements.
在早期的AIX版本上，不能修改创建来支持内部快照的JFS2文件系统。
A JFS2 file system created to support internal snapshots cannot be modified on an earlier release of AIX.
如图1中所示，设备包括硬件、操作系统、中间件和应用程序。
As shown in Figure 1, an appliance consists of the hardware, an operating system, middleware, and applications.
这个公园的排水系统很好是件好事。
不能对包含内部快照的JFS2文件系统执行碎片整理。
A JFS2 file system with internal snapshots cannot be defragmented.
除了放入数据之外，机器内存还可以用于操作系统、中间件和应用程序逻辑等。
A machine's memory is used for the operating system, and middleware and application logic, among other things, in addition to the data you put in it.
磁盘映像包含操作系统、中间件和其他应用程序。
很大程度上，这是9.10默认的EXT4文件系统的功劳。
This is largely due to EXT4 being the default file-system choice in Ubuntu 9.10.
有关ext4文件系统的更多信息，请参见参考资料。
For links to more information about the ext4 file system, see Resources.
在新的分区上创建一个ext2文件系统。
如果fsck命令必须修改JFS2文件系统来修复它，将删除内部快照。
Internal snapshots are removed if the FSCK command has to modify a JFS2 file system to repair it.
这是ext3文件系统保持对ext2元数据，以及ext2文件系统驱动程序的向后兼容性的关键方式之一。
This is one of the key ways that an ext3 filesystem maintains backwards compatibility with ext2 metadata, and in turn, the ext2 filesystem driver.
vfat：Microsoft的Fat32文件系统。
ext4文件系统可能会扩展得比较大，这将导致可靠性问题。
As file systems scale to the massive sizes possible with ext4, greater reliability concerns will certainly follow.
您可以通过这种方式在线将ext3文件系统迁移到ext4文件系统。
In this way, you can migrate an ext3 file system online to an ext4 file system.
JFS2文件系统检查灵活性。
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