---
title: Linux Proc Extras
description: Visualize and monitor linux_proc_extras states.
breadcrumbs: Docs > Integrations > Linux Proc Extras
---

# Linux Proc Extras
Supported OS Integration version4.3.0
## Overview{% #overview %}

Get metrics from linux_proc_extras service in real time to:

- Visualize and monitor linux_proc_extras states
- Be notified about linux_proc_extras failovers and events.

**Minimum Agent version:** 6.0.0

## Setup{% #setup %}

### Installation{% #installation %}

The Linux_proc_extras check is included in the [Datadog Agent](https://app.datadoghq.com/account/settings/agent/latest) package, so you don't need to install anything else on your servers.

### Configuration{% #configuration %}

1. Edit the `linux_proc_extras.d/conf.yaml` file, in the `conf.d/` folder at the root of your [Agent's configuration directory](https://docs.datadoghq.com/agent/guide/agent-configuration-files.md#agent-configuration-directory). See the [sample linux_proc_extras.d/conf.yaml](https://github.com/DataDog/integrations-core/blob/master/linux_proc_extras/datadog_checks/linux_proc_extras/data/conf.yaml.example) for all available configuration options.

1. [Restart the Agent](https://docs.datadoghq.com/agent/guide/agent-commands.md#start-stop-and-restart-the-agent).

### Validation{% #validation %}

[Run the Agent's status subcommand](https://docs.datadoghq.com/agent/guide/agent-commands.md#agent-status-and-information) and look for `linux_proc_extras` under the Checks section.

## Data Collected{% #data-collected %}

### Metrics{% #metrics %}

|  |
|  |
| **system.entropy.available**(gauge)        | system entropy                            |
| **system.inodes.total**(gauge)             | number of inodes the system has allocated |
| **system.inodes.used**(gauge)              | number of used inodes                     |
| **system.linux.context\_switches**(count)  | count of the number of context switches   |
| **system.linux.interrupts**(count)         | count of the number of interrupts         |
| **system.linux.processes\_created**(count) | count of the number of created processes  |
| **system.processes.priorities**(gauge)     | Number of processes per priority          |
| **system.processes.states**(gauge)         | Number of processes per process state     |

### Events{% #events %}

The Linux Proc Extras check does not include any events.

### Service Checks{% #service-checks %}

The Linux Proc Extras check does not include any service checks.

## Troubleshooting{% #troubleshooting %}

Need help? Contact [Datadog support](https://docs.datadoghq.com/help/).