The paper surveys various software fault tolerance techniques and methodologies.
本文主要给出现有主流软件容错技术的一个综述。
Traditional software fault tolerance USES a great deal of branch instructions to detect errors, thus brings great overhead in both performance and power dissipation.
传统的软件容错技术频繁使用和比较分支指令检测错误，带来了巨大的性能和功耗的开销。
Experimental results show that software system reliability thus can be remarkably enhanced by combining the software testing approach with software fault tolerance technologies.
实验表明：软件测试和软件容错技术相结合，可以进一步提高软件系统的可靠性。
Fault tolerance can be provided by redundancy — redundant disks, computers, and even data centers — but it is transactions that make it practical to build fault-tolerant software applications.
可以通过冗余(冗余的磁盘、计算机以及数据中心)来提供容错，但是事务使得构建容错的软件应用程序成为可能。
True enterprise-level fault tolerance, as evident in IBM mainframes, is a complex and detailed science covered by a combination of hardware and software.
真正的企业级容错(比如ibm大型机中的容错)是一门同时涵盖硬件与软件的复杂而又精细的科学。
Hardware and software attributes — scalability, real-time, fault tolerance, or embedded characteristics — will be modeled as well.
硬件和软件属性(如可伸缩性、实时性、容错性或者嵌入式特征)也要进行建模。
The hardware design mainly finishes the fault avoiding design in the master while the software design has a function of fault-tolerance, which improved the reliability and usability of the system.
硬件设计主要完成了主机的避错设计，软件设计具有错误容忍功能，极大地提高了系统的可靠度和可用度。
The perfect network backup system should be added the software backup which based on the hardware fault tolerance system, and can backup the data of the whole network flat automatically.
理想的网络数据备份应是在硬件级物理容错系统的基础上再加上软件数据备份，并能够自动备份整个网络平台上的数据。
Based on the analysis of the concept of distributed system and fault-tolerance, a distributed fault-tolerance system software designed and implemented by the writers is mainly introduced in the paper.
在分析分布式系统、容错基本概念的基础上，重点介绍了所设计与实现的一个分布式容错系统软件。
In the design of reliability, the method, that fault tolerance techniques are combined with fault avoidance and diagnosis ones, and hardware measures are combined with software ones, is adopted.
在可靠性设计中采用容错技术、避错技术与诊断技术相结合、硬件措施与软件措施相结合的方法。
Because of its special working circumstance, onboard software should be of high reliability and fault-tolerance.
星载软件工作环境的特殊性要求其具有高可靠性和容错性。
Checkpoint system provides good fault tolerance for computing nodes and becomes important cluster operating system software.
检查点系统为节点提供了较好的容错性能，因此成为机群操作系统软件的重要组成部分。
IBM's technology initiative deals with fault tolerance in every part of a storage system: disk, controller, network CARDS, power supplies and software.
IBM的此项技术首创是要在存储系统的方方面面：磁盘、控制器、网卡、电源和软件，实现容错。
IBM's technology initiative deals with fault tolerance in every part of a storage system: disk, controller, network CARDS, power supplies and software.
IBM的此项技术首创是要在存储系统的方方面面：磁盘、控制器、网卡、电源和软件，实现容错。
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