# GSt debug

GST\_DEBUG is a debugging technique where a specified number sets the appropriate level for logging.

The `GST_DEBUG` environment variable controls the GStreamer debug output.

For example, to log all warnings, run the following command:

export GST_DEBUG=2
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## Related information

[https://gstreamer.freedesktop.org/documentation/tutorials/basic/debugging-tools.html?gi-language=c](https://gstreamer.freedesktop.org/documentation/tutorials/basic/debugging-tools.html?gi-language=c)

Last Published: May 14, 2026

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