# Tuning Aurora MySQL with Amazon DevOps Guru proactive insights
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DevOps Guru proactive insights detect known problematic conditions on your Aurora MySQL DB clusters before they occur. DevOps Guru can do the following:
+ Prevent many common database issues by cross-checking your database configuration against common recommended settings.
+ Alert you to critical issues in your fleet that, if left unchecked, can lead to larger problems later.
+ Alert you to newly discovered problems.

Every proactive insight contains an analysis of the cause of the problem and recommendations for corrective actions.

**Topics**
+ [The InnoDB history list length increased significantly](proactive-insights.history-list.md)
+ [Database is creating temporary tables on disk](proactive-insights.temp-tables.md)