kibana/docs/user/monitoring/monitoring-elastic-agent.asciidoc
DeDe Morton 9ff847dec7
[DOCS] Describe how to use Elastic Agent to monitor Kibana (#152634)
## Summary

Add Elastic Agent as another way to collect monitoring data.

This work is tracked by
https://github.com/elastic/observability-docs/issues/2602.

There will be additional PRs to address changes required to monitoring
docs for other stack components. TBH, it pains me a bit to see how many
places users need to go to find info about stack monitoring, but fixing
that problem is not in scope for these updates unfortunately. :-/

Please respond to questions addressed to reviewers.

### Checklist

Delete any items that are not applicable to this PR.

- [x] Any text added follows [EUI's writing
guidelines](https://elastic.github.io/eui/#/guidelines/writing), uses
sentence case text and includes [i18n
support](https://github.com/elastic/kibana/blob/main/packages/kbn-i18n/README.md)

### To Do before merging

- [x] Remove questions to reviewers.

---------

Co-authored-by: Kevin Lacabane <klacabane@gmail.com>
2023-03-23 11:00:13 -07:00

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[[monitoring-elastic-agent]]
= Collect {kib} monitoring data with {agent}
++++
<titleabbrev>Collect monitoring data with {agent}</titleabbrev>
++++
preview::[]
In 8.5 and later, you can use {agent} to collect data about {kib} and ship it to
the monitoring cluster, rather than <<monitoring-metricbeat,using {metricbeat}>>
or routing data through the production cluster as described in
<<monitoring-kibana>>.
To learn about monitoring in general, see
{ref}/monitor-elasticsearch-cluster.html[Monitor a cluster].
[discrete]
== Prerequisites
* Set up {es} monitoring and optionally create a monitoring cluster as described
in the {ref}/monitoring-production.html[{es} monitoring documentation].
* Create a user on the production cluster that has the
`remote_monitoring_collector` {ref}/built-in-roles.html[built-in role].
[discrete]
== Add {kib} monitoring data
To collect {kib} monitoring data, add a {kib} integration to an {agent} and
deploy it to the host where {kib} is running.
. Go to the {kib} home page and click **Add integrations**.
+
NOTE: If you're using a monitoring cluster, use the {kib} instance connected to
the monitoring cluster.
. In the query bar, search for and select the **Kibana** integration for
{agent}.
. Read the overview to make sure you understand integration requirements and
other considerations.
. Click **Add Kibana**.
+
TIP: If you're installing an integration for the first time, you may be prompted
to install {agent}. Click **Add integration only (skip agent installation)**.
. Configure the integration name and optionally add a description. Make sure you
configure all required settings:
* Under **Collect Kibana logs**, modify the log paths to match your {kib}
environment.
* Under **Collect Kibana metrics**, make sure the hosts setting points to your
Kibana host URLs. By default, the integration collects {kib} monitoring metrics
from `localhost:5601`. If that host and port number are not correct, update the
`hosts` setting. If you configured {kib} to use encrypted communications, you
must access it via HTTPS. For example, use a `hosts` setting like
`https://localhost:5601`.
* If the Elastic {security-features} are enabled, expand **Advanced options**
under the Hosts setting and enter the username and password of a user that has
the `remote_monitoring_collector` role.
. Choose where to add the integration policy. Click **New hosts** to add it to
new agent policy or **Existing hosts** to add it to an existing agent policy.
. Click **Save and continue**. This step takes a minute or two to complete. When
it's done, you'll have an agent policy that contains an integration for
collecting monitoring data from {kib}.
. If an {agent} is already assigned to the policy and deployed to the host where
{kib} is running, you're done. Otherwise, you need to deploy an {agent}. To
deploy an {agent}:
.. Go to **{fleet} -> Agents**, then click **Add agent**.
.. Follow the steps in the **Add agent** flyout to download, install,
and enroll the {agent}. Make sure you choose the agent policy you created
earlier.
. Wait a minute or two until incoming data is confirmed.
. <<monitoring-data,View the monitoring data in {kib}>>.