文件锁定状态和错误。
客户端采用状态来确定操作是否可执行(那就是，文件是否被锁定)。
The client USES the state to determine whether the operation can be performed (that is, whether the file is locked).
自动对等恢复需要排它文件锁定的使用和保证来确保事务的数据完整性。
Automatic peer recovery does require the use and guarantee of exclusive file locks to ensure transactional data integrity.
参见解除文件锁定功能了解更多相关信息。
See Disabling file locking for more information on this topic.
这种分离也意味着他们能够全速工作，不用锁定文件或者互相等待。
The decoupling also means they can work at full speed without locking files or having to wait for each other.
文件对象锁定不可用，但已修改的块存储技术可在此引入，按照本文介绍的方式保持数据一致性。
File object locking is not available, but the modified block storage technique can be introduced here the way we did in this article to maintain data consistency.
使用相同的线程来锁定和解锁文件。
文件锁定支持的重构让服务器可以用基于租约的模型来保持文件的锁状态。
The restructuring of file locking support allows the server to maintain the lock state of files using a lease-based model.
服务器P在主机p上运行，且对其恢复日志文件持有排它文件锁定。
Server P is running on host P and holds an exclusive file lock for its own recovery log files.
要使用客户端优化优化现有应用程序，可以在递增式捕获过程中生成多个捕获文件来锁定捕获的信息。
For optimizing existing applications using client optimization, you can generate multiple capture files to lock captured information during incremental capture.
在删除过程期间，ASP.NET将找到该程序集文件是否加载并锁定。
During the deletion process, ASP.NET might find that the assembly file is loaded and locked.
使用文件锁定确保对组成恢复日志的文件的排它访问。
File locking is used to ensure exclusive access to the files that make up a recovery log.
代码首先打开一个文件，然后使用file_lock锁定它。
This code first opens a file, then locks it using file_lock.
在 NFSv4 之前，存在一定数量的辅助协议用于加载、锁定、和文件管理中的其他元素。
Prior to NFSv4, there existed a number of ancillary protocols for mounting, locks, and other elements in file management.
此外，这个新版本的NFS协议支持字节范围的文件锁定，而先前版本使用的是网络锁管理器(Net work lock Manager)提供的lockd协议。
In addition, this new version of the NFS protocol supports byte range file locking, whereas previous versions used the lockd protocol provided by the Network lock Manager.
为了实现文件共享和锁定机制，我们创建了一个名为WalrusVirtualBlockManager的类。
To implement file sharing and locking mechanism we have created a class called WalrusVirtualBlockManager.
如果使用scoped_lock，就不需要显式地锁定或解锁文件；锁定发生在构造器内，每当您退出该范围，就会自动发生解锁。
Using scoped_lock, you don't need to explicitly lock or unlock the file; the locking occurs inside the constructor, and the unlocking happens automatically whenever you exit the scope.
代码实现了Eucalyptus中的文件锁定机制。
The code implements the file locking mechanism in Eucalyptus.
IndexWriter创建一个目录锁定文件，以通过同步索引更新保护索引不受破坏。
IndexWriter creates a lock file for the directory to prevent index corruption by simultaneous index updates.
要避免这样的危险发生，WebSphereApplicationServer使用网络文件锁定技术来确保对恢复日志文件的排它访问。
To prevent such problems from occurring, WebSphere Application Server USES network file locking technology to ensure exclusive access to recovery log files.
引入对Walrus的文件锁定。
学习如何修改walrus源代码，以及如何重编译及运行，以改进Eucalyptus环境中的文件共享和文件锁定机制。
Learn how to modify the Walrus source code, and how to recompile and run it, in order to improve the file-sharing and file-locking mechanisms in the Eucalyptus environment.
所有用户都能同时在文件内进行工作，而不需要进行文件锁定。
All users can work on the file simultaneously, without the need to lock it.
管理人员可能遇到的一个潜在缺陷是CVS内缺乏文件锁定功能。
One potential drawback that management can point to is the lack of file locking within CVS.
要保持恢复日志文件的完整性，一次只能允许单个客户端流程对其进行访问。 通过使用先前讨论到的排它网络文件锁定来确保访问的进行。
To maintain the integrity of a recovery log file, only a single client process can access the log at a time; this access can be assured using the exclusive network file locks discussed previously.
该文件系统支持排它文件锁定，但是将代表故障主机持有锁定直至主机能够重新启动为止。
This file system supports exclusive file locks, but holds them on behalf of a failed host until that host can restart.
使用单个文件可能会存在一些问题，特别是在多用户的系统中，因为在使用单个、较大的文件时，可能会出现与其相关联的文件锁定和性能问题。
Using a single file is problematic, especially in a multi-user system because of issues of file locking and the performance problems associated with working with a single, large file.
一些文件系统支持网络客户端获取对文件的排它写锁定，以及当客户端死机时移交锁定。
Some file systems support network clients obtaining an exclusive write lock on a file and remove the lock if the client crashes.
事务服务的ha功能使用网络文件锁定，且不同的文件系统有不同的文件锁定操作。
The ha function for the transaction service USES network file locking, and different file systems have different file locking behaviors.
关于排它文件锁定，不同文件系统有不同的性能来支持。并且这些锁定在客户端发生故障或无法响应时无效。
Different file systems have different capabilities with respect to support for exclusive file locks and the ability of those locks to become invalidated when a client fails or becomes unresponsive.
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