本文在深入研究各种错误检测和恢复技术的基础上，提出了一套细粒度的错误检测和恢复方案。
This thesis proposes a fine-grained failure detection and recovery approach by combining various failure detection and recovery techniques in a hierarchical and systematical way.
RationalBuildForge为项目步骤失败时的错误检测和恢复机制提供了一个内构的机理。
Rational Build Forge provides built-in mechanisms for error detection and recovery when a project step fails.
因此，检测错误、快速和自动恢复是HDFS的核心架构。
Therefore, detection of faults and quick, automatic recovery from them is a core architectural goal of HDFS.
实验和应用结果表明，该机制可以实现故障的检测和定位、错误的屏蔽或恢复，能够很好的满足HLA应用系统的容错性需求。
The experimental results show this mechanism can detect and locate faults, mask and restore from it, and can meet the requirement of fault-tolerant in HLA applications.
异常处理是现代程序设计语言的一个重要特征，它为检测和恢复软件系统在运行时的错误、构建系统的容错处理提供了强有力的支持。
Exception handling. an important feature of modern programming languages, provides a strong support for detecting and recovering runtime errors, and structuring fault-tolerant activities in a system.
测试结果表明，元数据容错系统可以针对系统模拟的不同类型的故障进行错误检测，并能够对系统和应用进行切换与恢复。
The test results indicate that the metadata fault tolerance system can examine different failure in the fault injection, and it can do the system and application's switch and come back.
测试结果表明，元数据容错系统可以针对系统模拟的不同类型的故障进行错误检测，并能够对系统和应用进行切换与恢复。
The test results indicate that the metadata fault tolerance system can examine different failure in the fault injection, and it can do the system and application's switch and come back.
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