Docs » Supported integrations in Splunk Observability Cloud » Configure application exporters and receivers for monitoring » cgroups

cgroups 🔗

The Splunk Distribution of OpenTelemetry Collector uses the Smart Agent receiver with the cgroups monitor type to report statistics about cgroups on Linux. This receiver supports cgroups version 1, not the newer cgroups version 2 unified implementation.

This monitor is available on Linux.

For general information on cgroups, see the Linux control groups and Linux Kernel documentation:

For detailed information on cpu and memory cgroup metrics, see the Red Hat guides:

Benefits 🔗

After you configure the integration, you can access these features:

Installation 🔗

Follow these steps to deploy this integration:

  1. Deploy the Splunk Distribution of OpenTelemetry Collector to your host or container platform:

  2. Configure the monitor, as described in the Configuration section.

  3. Restart the Splunk Distribution of OpenTelemetry Collector.

Configuration 🔗

To use this integration of a Smart Agent monitor with the Collector:

  1. Include the Smart Agent receiver in your configuration file.

  2. Add the monitor type to the Collector configuration, both in the receiver and pipelines sections.

Example 🔗

To activate this integration, add the following to your Collector configuration:

    type: cgroups
    ... # Additional config

Next, add the monitor to the service.pipelines.metrics.receivers section of your configuration file:

      receivers: [smartagent/cgroups]

Filtering 🔗

You can limit the cgroups for which metrics are generated with the cgroups config option to the receiver.

For example, the following will only monitor Docker-generated cgroups:

    type: cgroups

Configuration settings 🔗

The following table shows the configuration options for this receiver:







list of strings

The cgroup names to include or exclude, based on the full

hierarchy path. This set can be overridden. If not provided, cgroups defaults to a list of all cgroups. For example, to monitor all Docker container cgroups, you could use a value of ["/docker/*"].

Metrics 🔗

The following metrics are available for this integration:

Notes 🔗

  • To learn more about the available in Observability Cloud see Metric types

  • In host-based subscription plans, default metrics are those metrics included in host-based subscriptions in Observability Cloud, such as host, container, or bundled metrics. Custom metrics are not provided by default and might be subject to charges. See Metric categories for more information.

  • In MTS-based subscription plans, all metrics are custom.

  • To add additional metrics, see how to configure extraMetrics in Add additional metrics

Troubleshooting 🔗

If you are a Splunk Observability Cloud customer and are not able to see your data in Splunk Observability Cloud, you can get help in the following ways.

Available to Splunk Observability Cloud customers

Available to prospective customers and free trial users

  • Ask a question and get answers through community support at Splunk Answers .

  • Join the Splunk #observability user group Slack channel to communicate with customers, partners, and Splunk employees worldwide. To join, see Chat groups in the Get Started with Splunk Community manual.

To learn about even more support options, see Splunk Customer Success .