> For the complete documentation index, see [llms.txt](https://docs.rumi.systems/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.rumi.systems/rumi-cli/commands/tools/discovery.md).

# discovery

The `rumi discovery` command provides an interactive tool for diagnosing discovery issues and inspecting discovery caches.

## Overview

The discovery command assists in troubleshooting discovery problems by providing interactive access to discovery caches. It allows you to inspect advertised entities and monitor entity lifecycle events in real-time.

## Usage

```bash
rumi discovery [options] [discovery-descriptor]
```

{% hint style="info" %}
**Documentation Pending**: This command is currently being ported from the X Platform DiscoveryTool. Full documentation will be available in a future release.
{% endhint %}

## Key Features

* **Interactive Shell**: Command-line interface for exploring discovery caches
* **Cache Inspection**: View all entities advertised in a discovery cache
* **Real-time Monitoring**: Monitor entity lifecycle events as they occur
* **Multi-provider Support**: Works with various discovery providers (multicast, Solace, etc.)

## Related Topics

* [Discovery Model](/rumi-core/concepts/discovery-model.md) - Understanding how discovery works
* [Discovery Configuration](/rumi-core/guides/developing-applications/configuring-the-runtime/discovery/discovery-configuration.md) - Configure discovery providers
* [Admin Over SMA](/rumi-core/guides/developing-applications/configuring-the-runtime/administration/admin-over-sma.md) - Discovery for admin connectivity

## See Also

* [rumi tools admin](/rumi-cli/commands/tools/admin.md) - Administrative command-line tool
* [rumi tools hbdump](/rumi-cli/commands/tools/hbdump.md) - Heartbeats dump tool
* [rumi tools tlt](/rumi-cli/commands/tools/tlt.md) - Transaction log tool