---
title: "Debug Sampler"
description: "Configure the JMeter Debug Sampler miscellaneous features: properties, defaults, and practical usage notes for building reliable load tests."
url: https://docs.jmeter.ai/components/debug-sampler/
lastUpdated: 2026-10-01
source: docs.jmeter.ai
---

# Debug Sampler

*Part of the **Miscellaneous Features** category. Also documented in context in the [full Component Reference](/user-manual/component-reference/#debug-sampler).*

![Debug Sampler](/images/screenshots/debug_sampler.png)

The Debug Sampler generates a sample containing the values of all JMeter variables and/or properties.

The values can be seen in the [View Results Tree](/components/view-results-tree/) Listener Response Data pane.

| Name | Required | Description |
| --- | --- | --- |
| Name | No | Descriptive name for this element that is shown in the tree. |
| JMeter Properties | Yes | Include JMeter properties? |
| JMeter Variables | Yes | Include JMeter variables? |
| System Properties | Yes | Include System properties? |

## Related

- [Plugins Essentials](/topics/plugins-essentials/)
- [Full Component Reference](/user-manual/component-reference/)
- [Functions and Variables](/user-manual/functions/)