The GPFS portability layer (PL) is kernel-specific, and it must be created separately for each operating system level within your cluster.
GPFS可移植层（PL）是内核特有的，必须为集群中的每个操作系统级别单独创建。
什么是系统级测试呢？
Fault handlers to capture system level exceptions.
捕获系统级异常的故障处理程序。
In DB2, users are created at operating system level.
在DB 2中，在操作系统级上创建用户。
The system level models the business processes within the company.
系统层次为公司内的业务处理建模。
Stripe the log across multiple disks at the operating system level.
在操作系统层将日志分放到多个磁盘。
The team still had to undertake integration and testing at the system level.
团队仍然必须在系统级别上承担集成和测试的任务。
Permanently by setting the CLASSPATH environment variable at the system level.
永久地，通过在系统级上设置CLASSPATH环境变量来实现。
The system level is modeled from the perspective of the customer and the employee.
系统层次是从客户和员工的角度来建模的。
The ODM still keeps a record of the physical volumes at the operating system level.
ODM在操作系统层还保留物理卷的记录。
Most virtualization technologies operate at the system level, like VMware's Hypervisor.
大多数虚拟化技术都在系统级别上操作，像VMware的Hypervisor就是这样。
At a system level, there is poor integration of mental healthcare in the primary care system.
在系统水平上，精神卫生保健在初级护理系统中整合较差。
Rather it is a layer that extends the browser’s security model down into the operating system level.
它是构建在操作系统级别的一个服务层，以便扩展浏览器的安全模型。
Figure 1 illustrates the various components and interactions discussed in this article, at the system level.
图1在系统级说明了本文中讨论的各种组件和交互。
A table space can comprise one or more containers, which can be a file or directory at the operating system level.
表空间可以由一个或多个容器组成，这些容器可是操作系统的一个文件或一个目录。
The result is permission denied, which means that the user is being rejected at the file system level, not by Samba.
结果是permissiondenied，这表示用户在系统文件级被拒绝，而非由Samba拒绝。
At the operating system level, you can tune the characteristics for a volume group or even for individual physical volumes.
在操作系统级上，可以调优一个卷组、甚至单个物理卷的特征。
Functions that deal with operating system level information (such as locking objects in memory) have names beginning with OS.
处理操作系统级信息(比如说内存中的锁定对象)的函数名是以OS开头的。
You can use the table property STATCHANGE if you wish to control the change threshold at the table level instead of system level.
如果希望在表级别而不是在系统级别控制修改阈值，可以使用表属性STATCHANGE。
The system level error includes syntactical error, null pointer exception, web service timeout, database connection timeout, and so on.
系统级错误包括语法错误、空指针异常、web服务超时、数据库连接超时等。
Now that you have loaded the keystore, any information that is added to this file is encrypted at the file system level (see Listing 9).
既然您已经加载了密钥存储库，那么对这个文件所添加的任何信息都将在文件系统级别上进行加密（请参见 清单 9）。
To finish off the tour of the ASP.NET HTTP runtime, let's analyze what happens at the file system level when an ASP.NET page is requested.
在完成ASP.NETHTTP运行时之旅前，一起来分析一下当一个ASP.NET页面请求时文件系统发生了什么。
Note also that on different platforms, there may be various options that control the format of the dump produced at the operating system level.
另请注意，在不同的平台上，可能提供了不同的选项控制在操作系统级别生成的转储的格式。
This is different from a system exception, which represents a system level error like running out of memory or running past the end of an array.
这同系统异常不同，系统异常表示系统级别的错误，如耗尽内存或者数组越界。
Availability is assured at the operating system level, allowing for transparent mitigation of active and passive network denial-of-service attacks.
它在操作系统级确保可用性，可以透明地缓解主动和被动网络拒绝服务攻击。
This has no value from a security perspective and in fact slightly increases risks, but does make it possible to use operating system level accounting.
这从安全性的角度来看没有价值，而且实际上会略微增加风险，但是有可能使用操作系统级审计。
Live Partition Mobility has specific requirements in terms of the operating system level, firmware level, DB2 data storage layout, and network interfaces.
动态分区迁移在操作系统级别、固件级别、DB 2数据存储布局和网络接口方面有特殊的要求。
If an exception is due to a system level error, then let the error bubble up to the process level so that the exception can be caught in the process level.
如果异常的原因是系统级错误，那么让错误上浮到流程级别，以便在流程级别捕获错误。
The system level of abstraction usually requires a great deal of creativity because it is at this level that we invent ways to streamline business processes.
我们在系统抽象层次创造方法来简化业务处理，因此该层次通常需要很多创造力。
After you assign the disks to the target LPAR, you need to identify them at the operating system level and then make the volume group and file systems available.
向目标LPAR分配磁盘之后，需要在操作系统层识别它们并让卷组和文件系统能够使用。
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