V2EX multipathing

Multipathing

释义 Definition

(计算机/网络/存储)多路径:为同一数据传输或存储访问同时配置两条或以上的路径,以实现冗余容错(某条路径故障时自动切换)和/或负载分担(分流流量提升吞吐)。常见于 SAN、iSCSI、光纤通道与企业级存储环境。(也可指无线通信中的“多径传播”,但此处以 IT 语境为主。)

发音 Pronunciation (IPA)

/mltipe/

例句 Examples

We enabled multipathing to prevent outages when a link fails.
我们启用了多路径,以防某条链路故障时发生中断。

In a SAN environment, multipathing software can automatically reroute I/O through an alternate controller, improving both resilience and performance.
在 SAN 环境中,多路径软件可以自动将 I/O 重新路由到备用控制器,从而同时提升可靠性与性能。

词源 Etymology

由 **multi-**(“多、多个”)+ path(“路径”)+ -ing(名词化/动名词后缀)构成,字面意思是“进行多条路径的配置/使用”。在企业存储与操作系统(如 Linux)语境中逐渐固定为术语,用来描述多条 I/O 访问路径的管理机制。

相关词 Related Words

文学与著作作品 Literary Works

  • UNIX and Linux System Administration Handbook(涉及企业存储与高可用配置时常讨论多路径与故障切换)
  • Linux Administration Handbook(在存储管理/可靠性相关章节中会出现 multipathing 及其配置思路)
  • Red Hat Enterprise Linux Storage Administration Guide(技术文档性质的著作,系统讲解 device-mapper multipath 与多路径策略)
  • Linux in a Nutshell(在系统管理与存储/设备相关条目中常提到 multipath/多路径概念)
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