V2EX load balancer

Load Balancer

定义 Definition

名词短语 负载均衡器,指一种将网络流量或工作任务分配到多个服务器或资源上的设备或软件,以提高系统的性能、可靠性和可用性。

发音 Pronunciation

/lod bl.n.s/

例句 Examples

A load balancer distributes incoming traffic across multiple servers to prevent any single server from becoming overwhelmed.
负载均衡器将传入的流量分配到多个服务器上,防止任何一台服务器过载。

When the engineering team deployed a load balancer in front of their application cluster, they noticed a significant improvement in response time and were finally able to handle peak traffic without downtime.
当工程团队在应用集群前部署了负载均衡器后,他们发现响应时间显著改善,终于能够在流量高峰期保持服务不中断。

词源 Etymology

Load balancer 由两个词组成。Load 源自古英语 lad,意为"路途、运输",后引申为"负荷、负载"。Balancer 来自拉丁语 bilanx(意为"双盘天平"),经由古法语 balance 传入英语,指"使平衡的事物"。这个复合词最早出现在20世纪后半叶的计算机科学和网络技术领域,用于描述将工作负载均匀分配以实现系统平衡的机制。

相关词汇 Related Words

文学与技术文献引用 Notable References

  • 《Design Patterns for Cloud Architecture》 该书详细讨论了负载均衡器在云架构中的设计模式与应用场景。
  • 《Site Reliability Engineering》(Google 著) 书中多次提及负载均衡器在保障大规模分布式系统可靠性中的关键角色。
  • 《The Art of Scalability》(Martin L. Abbott & Michael T. Fisher) 深入探讨了负载均衡在系统扩展中的核心作用。
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