30 lines
574 B
Markdown
30 lines
574 B
Markdown
---
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title: "Docker Volume"
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type: concept
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tags: [docker, volume, storage, persistence]
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last_updated: 2026-04-17
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---
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## Definition
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Docker Volume（数据卷）是 Docker 容器持久化数据的机制，允许容器在重启后保留数据。
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## Use Cases
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- 数据库数据持久化
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- 应用配置存储
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- 日志存储
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## Commands
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```bash
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# 查看卷
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docker volume ls
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# 删除卷
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docker volume rm <volume_name>
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# 删除未使用的卷
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docker volume prune
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```
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## Connections
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- [[Docker Volume]] ← used_by ← [[Portainer]]
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- [[Docker]] ← manages ← [[Docker Volume]] |