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---
title: StorageClass
id: storageclass
date: 2018-04-12
full_link: /zh/docs/concepts/storage/storage-classes/
short_description: >
StorageClass 是管理员用来描述可用的不同存储类型的一种方法。
aka:
tags:
- core-object
- storage
---
<!--
---
title: Storage Class
id: storageclass
date: 2018-04-12
full_link: /docs/concepts/storage/storage-classes
short_description: >
A StorageClass provides a way for administrators to describe different available storage types.
aka:
tags:
- core-object
- storage
---
-->
<!--
A StorageClass provides a way for administrators to describe different available storage types.
-->
StorageClass 是管理员用来描述不同的可用存储类型的一种方法。
<!--more-->
<!--
StorageClasses can map to quality-of-service levels, backup policies, or to arbitrary policies determined by cluster administrators. Each StorageClass contains the fields `provisioner`, `parameters`, and `reclaimPolicy`, which are used when a {{< glossary_tooltip text="Persistent Volume" term_id="persistent-volume" >}} belonging to the class needs to be dynamically provisioned. Users can request a particular class using the name of a StorageClass object.
-->
StorageClass 可以映射到服务质量等级(QoS)、备份策略、或者管理员任意定义的策略。
每个 StorageClass 对象包含的字段有 `provisioner``parameters``reclaimPolicy`
动态制备该存储类别的{{< glossary_tooltip text="持久卷" term_id="persistent-volume" >}}时需要用到这些字段值。
通过设置 StorageClass 对象的名称,用户可以请求特定存储类别。