---
myst:
  html_meta:
    description: Configure high availability on Ubuntu Server with Distributed Replicated Block Device (DRBD) installation and setup guides.
---

(how-to-high-availability)=
# High availability

Distributed Replicated Block Device (DRBD) mirrors block devices between multiple hosts. This guide shows how to install and configure a DRBD.

* {ref}`Install a Distributed Replicated Block Device <install-drbd>`

```{toctree}
:hidden:

Distributed Replicated Block Device (DRBD) <high-availability/install-drbd>
```

## See also

* Explanation: {ref}`explanation-high-availability`
* Reference: {ref}`reference-high-availability`