lism
for each of the tasks:</p>
<ul>
<li>If a task is very busy (red), you increase the parallelism.</li>
<li>If a task is mostly idle (blue), you decrease the parallelism.</li>
</ul>
<div style="text-align: center;">
<img src="/img/blog/2023-10-24-release-1.18.0/backpressure_monitor.png" style="width:90%;margin:15px">
</div>
<p><strong>More Information</strong></p>
<ul>
<li><a href="https://nightlies.apache.org/flink/flink-docs-release-1.18/docs/deployment/elastic_scaling/#adaptive-scheduler">Documentation