> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/gridgain/gridgain-9/gridgain9-development/messaging-and-events.md).

# Messaging and Events

Track what happens in a GridGain 9 cluster — event channels, sinks, and the available event types.

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[Events](/docs/gridgain/gridgain-9/gridgain9-development/messaging-and-events/events.md)
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Configure event channels and sinks in GridGain 9 to track and deliver cluster events, and browse the full list of available event types.
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