V2EX service-unavailable

Service-unavailable

释义 Definition

service-unavailable:表示“服务不可用;暂时无法提供服务”。常见于网络与软件系统的报错信息,尤其指 HTTP 503(Service Unavailable),意味着服务器暂时无法处理请求(可能因维护、过载或上游故障)。

发音 Pronunciation (IPA)

/svs nvelbl/

例句 Examples

The website shows “service-unavailable” right now.
这个网站现在显示“服务不可用”。

During peak traffic, the API returned a service-unavailable error, so we implemented retries and improved load balancing.
在流量高峰期,这个 API 返回了“服务不可用”的错误,因此我们加入了重试机制并改进了负载均衡。

词源 Etymology

service(服务) + unavailable(不可用的) 组合而成的复合表达,常作为系统提示语或错误码含义出现;在互联网语境中与 HTTP 503 Service Unavailable 紧密相关,用来说明服务“暂时”无法响应,而不一定是永久性故障。

相关词 Related Words

文学与作品 Literary Works

  • 《Site Reliability Engineering》(《站点可靠性工程》, Google):讨论服务不可用(unavailability)与错误预算等概念时常出现类似表达与 503 语境。
  • 《Designing Data-Intensive Applications》(《设计数据密集型应用》, Martin Kleppmann):在可用性、故障与分布式系统章节中会出现“服务不可用/不可用性”相关表述。
  • 《The Phoenix Project》(《凤凰项目》, Gene Kim 等):以故事形式呈现系统故障、宕机与服务不可用带来的影响,常见相关用语。
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