---
title: UID
id: uid
date: 2018-04-12
full_link: /docs/concepts/overview/working-with-objects/names
short_description: >
  由 Kubernetes 系统生成、用来唯一标识对象的字符串。

aka: 
tags:
- fundamental
---

<!--
---
title: UID
id: uid
date: 2018-04-12
full_link: /docs/concepts/overview/working-with-objects/names
short_description: >
  A Kubernetes systems-generated string to uniquely identify objects.

aka: 
tags:
- fundamental
---
-->

<!--
 A Kubernetes systems-generated string to uniquely identify objects.
-->

由 Kubernetes 系统生成、用来唯一标识对象的字符串。

<!--more--> 

<!--
Every object created over the whole lifetime of a Kubernetes cluster has a distinct UID. It is intended to distinguish between historical occurrences of similar entities.
-->

在 Kubernetes 集群的整个生命周期中，每个被创建的对象都有不同的 UID。UID 用来区分相似实体的历史事件。