> For the complete documentation index, see [llms.txt](https://hezhiqiang.gitbook.io/linux/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hezhiqiang.gitbook.io/linux/ming-ling/hostid.md).

# hostid

用来打印当前主机的数字化标识

## 补充说明

**hostid命令** 用于打印当前主机的十六进制数字标识。是主机的唯一标识，是被用来限时软件的使用权限，不可改变。

### 语法

```
hostid
```

### 选项

```
--help：显示帮助信息；
--version：显示版本信息。
```

### 实例

```
[root@localhost ~]# hostid
007f0100
```


---

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