> ## Documentation Index
> Fetch the complete documentation index at: https://upstash-partnerstash.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Monitoring

You can monitor wait list size of your flow control key's from the console `FlowControl` tab.

<Frame>
  <img src="https://mintcdn.com/upstash-partnerstash/wkrSpZrB_oPkLsX-/img/qstash/flowcontrol.png?fit=max&auto=format&n=wkrSpZrB_oPkLsX-&q=85&s=b8a1915b8ce67ee8d158bfa67d58e47e" width="2096" height="742" data-path="img/qstash/flowcontrol.png" />
</Frame>

Also you can get the same info using the REST API.

* [List All Flow Control Keys](/workflow/rest/flow-control/list).
* [Single Flow Control Key](/workflow/rest/flow-control/get).