[FLINK-32690] Report Double.NAN instead of null for missing autoscaler metrics

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: kubernetes-operator-1.6.0, kubernetes-operator-1.7.0
• Component/s: Kubernetes Operator
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Matyas Orhidi
• Created: 26/Jul/23 16:48
• Updated: 27/Jul/23 18:30
• Resolved: 27/Jul/23 18:30

Description

Change null values to Double.NAN for autoscaler metrics during blackout periods when no data is gathered. This appears to be a more common practice then null. Also consistent with other metrics we have.

Issue Links

• links to: GitHub Pull Request #639
• links to: GitHub Pull Request #640