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Jul 28, 2025
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Document the known jitter error / warning #451

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8 changes: 8 additions & 0 deletions docs_versioned_docs/version-ros2jazzy/components/troubleshooting/_jitter_error.mdx
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You may see errors or warnings regarding `High execution jitter` from the `controller_manager` `Hardware Components Activity` or `Controllers Activity`. This is expected and can be ignored.

<center>
<figure>
<img src={require("./img/jitter_error.png").default} />
<figcaption>Jitter Error</figcaption>
</figure>
</center>
Binary file added ...ersioned_docs/version-ros2jazzy/components/troubleshooting/img/jitter_error.png
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8 changes: 8 additions & 0 deletions docs_versioned_docs/version-ros2jazzy/ros/cockpit/ros2_diagnostics.mdx
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Expand Up @@ -4,6 +4,8 @@ sidebar_label: ROS 2 Diagnostics
sidebar_position: 3
---

import JitterError from "/docs_versioned_docs/version-ros2jazzy/components/troubleshooting/_jitter_error.mdx";

The [Cockpit ROS 2 Diagnostics](https://github.com/clearpathrobotics/cockpit-ros2-diagnostics) extension was developed by Clearpath Robotics to add more ROS specific functionality to Cockpit and specifically to help in monitoring and troubleshooting ROS 2 robots.

## Capture Diagnostics
Expand All @@ -22,6 +24,12 @@ Errors are unexpected situations that prevent normal operation of one or more fe

Active errors and warnings are each separated into dedicated tables in order to bring emphasis to what issues need to be addressed on a given robot. Clicking on these errors and warnings opens the diagnostic details in the section below.

:::note

<JitterError />

:::

## All Diagnostics

This section displays all ROS 2 diagnostics in an expandable table. If a diagnostic is clicked, the diagnostic details are displayed in a drawer, including associated values.
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6 changes: 6 additions & 0 deletions docs_versioned_docs/version-ros2jazzy/ros/troubleshooting.mdx
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sidebar_position: 9
---

import JitterError from "/docs_versioned_docs/version-ros2jazzy/components/troubleshooting/_jitter_error.mdx";

The following are common problems our [support team](https://support.clearpathrobotics.com/hc/en-us)
have received. Before [submitting a request](https://support.clearpathrobotics.com/hc/en-us/requests/new)
please review the items below to see if they resolve your problem. If your problem is not resolved, download a [diagnostic capture](./cockpit/ros2_diagnostics.mdx#capture-diagnostics) from the [Cockpit webserver](./cockpit/overview.mdx) and attach it to the support request.
Expand Down Expand Up @@ -226,3 +228,7 @@ Fast CDR exception deserializing message of type rmw_dds_common::msg::dds_::Part
```

It is recommended that all ROS 2 devices on a network use the same ROS 2 distribution and middleware.

## Jitter Warning or Error

<JitterError />