从进程文件区域选择一个文件。第四个选项是该数据项的选项列表。
Choose a file from the course files area. The fourth option is a list of options for the element.
它首先使用简单的文本标签标记所有进程、文件和网络流量。
It begins by labeling all processes, files, and network traffic with simple text labels.
每行显示一个打开的文件，除非另外指定，否则将显示所有进程打开的所有文件。
One open file is displayed per line and, unless you specify otherwise, all open files from all processes are displayed.
另一种选择是对日志文件重命名，然后告诉相应的进程重新加载其配置文件。
Another option is to rename the log file, and then tell the process to reload its configuration files.
但是，有时您还希望了解是谁、或者哪个进程对该文件进行了访问。
But sometimes you want to know who, or which process, accessed the file.
内核通常具有某种类型的安全模式来管理对设备、文件、进程和对象的访问。
The kernel usually has some sort of security model that manages access to devices, files, processes, and objects.
应用程序可以允许其他应用程序或进程访问它们的文件。
Applications can allow access of their files to other applications or processes.
描述符可以表示到设备、管道或套接字的连接，这些连接用于与另一个进程或普通文件进行通信。
Descriptors might represent a connection to a device, pipe, or a socket for communicating with another process or to a normal file.
如果希望探察两个UNIX进程，那么要创建两个管道，重新连接每个进程的文件描述符，让它们同时作为生成者和消费者。
If you want to peer into two UNIX processes, the create two pipes and rewire the file descriptors of each process to act both as a producer and a consumer.
编写脚本比单调的手动工作能更好地解决用户管理、进程管理、文件管理、软件包管理和其他基本的自动化需求。
User management, Process management, File Management, Software package management, and other basic automation requirements are better handled with scripting than with monotonous manual effort.
如果您的应用程序需要列出进程或文件，或关于这些进程或文件的数据，您可以使用本文总结的命令之一轻松实现这个目的。
If you have an application that needs to list processes or files, or some data about those processes or files, you can easily use any of the commands summarized in this article to do just that.
当进程打开了某个文件时，只要该进程保持打开该文件，即使将其删除，它依然存在于磁盘中。
When a process opens a file, it exists on disk even if deleted, as long as the process holds the file open.
使用创建进程的标签创建最新的文件。
Newly created files are created with the label of the creating process.
清单5的输出表明，当一个进程从该文件读取时，两个进程的文件指针都在移动。
The output of Listing 5 shows that as one process reads from the file, and the file pointer is moved for both processes.
资源名称空间允许在容器内部查找进程、文件、SYSVIPC资源、网络接口等等。
Resource namespaces allow the manipulation of lookups of processes, files, SYSV IPC resources, network interfaces, and more, all inside of containers.
例如，UNIX限制了进程能够打开文件的数目。
As an example, UNIX limits the number of files a process can open.
ENFILE：已在此进程中打开太多文件。
文件服务器进程把文件发送到客户机缓存内并随其附带一个回调，以便系统可以处理发生在其他地方的任何更改。
The file server process sends the file to the client cache with a callback attached to it so that the system can deal with any changes happening somewhere else.
但通常会将其作为一个问题看待，特别在使用可以从多个位置初始化的实时进程替换基于文件的批处理进程时更是如此。
But it is often identified as an issue, especially when file-based batch processes are being replaced with real-time processes that can be initiated from multiple places.
对进程来说，您可以设置很多限定，比如打开文件的数目、进程的数目，等等。
For processes, you can set a number of limits such as the number of open files, number of processes, and so on.
管理员还可以选择备份IBMNAS服务器守护进程的日志文件。
The administrator can also choose to back up the IBM NAS server daemons' log files.
尽管如此，对于保护资源(如进程、容器、系统文件)，DB 2基本还是依靠本机操作系统。
However, to protect its resources (such as processes, containers, system files), DB2 mostly relies on the native operating system.
创建一个新文件时，创建进程就会指明新文件的权限。
When a new file is created, the creation process specifies the permissions that the new file should have.
Handle给出进程所用句柄(文件、套接字等)的列表。
Handle shows the list of handles (to files, sockets, and so on) that a process is using.
第 1部分介绍了UNIX的基础知识：文件、进程、用户和帮助系统。
Part I covers the basics of UNIX: files, processes, users, and the help system.
查明进程打开的文件的名称。
对于每个进程，每个文件使用一个file_lock对象。
它使用jsadebugd守护程序查询远程机器上的进程或核心文件。
It can use the jsadebugd daemon to query a process or core file on a remote machine.
列出进程拥有的文件的名称。
在顶层是打开的file对象，它由进程的文件描述符列表引用。
At the top is the open file object, which is referenced by a process's file descriptor list.
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