Database Autonomy Service (DAS) analyzes your database instance and generates a diagnostic report with a health score and actionable insights. Run a report on demand or schedule it to generate automatically at a set interval.
Prerequisites
Before you begin, make sure that you have:
A database instance added to DAS
Access to the DAS console
Create and view a diagnostic report
Log on to the DAS console.
In the left-side navigation pane, click Instance Monitoring.
Find the database instance you want to manage and click the instance ID. The instance details page appears.
In the left-side navigation pane, click Diagnostic Reports.
Create a report:
On demand: Click Create Reports to generate a report immediately.
On a schedule: Click Auto-generating Report Settings and specify a schedule in the dialog box that appears. DAS generates reports automatically at the configured interval.

Find the report and click View Report in the Actions column. The report shows the health score and details about detected issues. For an explanation of how scores are calculated, see Scoring rules.
What's next
Review the scoring rules to understand what each score range indicates and how to prioritize issues: Scoring rules.