V2EX fault tolerance

Fault Tolerance

释义 Definition

名词短语:容错(性);容错能力。指系统在部分组件发生故障时,仍能继续正常运行的能力。常用于计算机科学、工程学和系统设计领域。

发音 Pronunciation

/flt tlrns/(英式) /flt tlrns/(美式)

例句 Examples

The server was designed with fault tolerance so it never goes down completely.
这台服务器具备容错设计,因此永远不会完全宕机。

Modern distributed systems rely on fault tolerance mechanisms such as data replication and automatic failover to ensure continuous service availability even when individual nodes experience unexpected failures.
现代分布式系统依赖数据复制和自动故障转移等容错机制,以确保即使个别节点发生意外故障,服务仍能持续可用。

词源 Etymology

fault 源自古法语 faute,意为"缺陷、过错",最终来自拉丁语 fallere(欺骗、失败)。tolerance 源自拉丁语 tolerantia,意为"忍受、承受的能力",由动词 tolerare(忍受)派生而来。两个词组合在一起,字面意思是"对故障的承受力"。该术语最早在20世纪中叶随着计算机科学的发展而被广泛使用,用以描述系统在面对硬件或软件故障时维持正常运行的设计理念。

相关词汇 Related Words

文学与著作引用 Literary References

  • 《Design Patterns: Elements of Reusable Object-Oriented Software》(Erich Gamma 等著,1994)在讨论软件架构模式时涉及容错设计思想。
  • 《Site Reliability Engineering》(Google SRE 团队著,2016)大量讨论了分布式系统中的 fault tolerance 策略与实践。
  • 《Designing Data-Intensive Applications》(Martin Kleppmann 著,2017)深入探讨了数据系统中的容错机制,包括复制、分区容错和一致性保证。
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