[KAFKA-12792] Fix metrics bug and introduce TimelineInteger

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.0
• Assignee: Colin McCabe
• Reporter: Colin McCabe
• Created: 16/May/21 06:07
• Updated: 09/Jul/21 03:09
• Resolved: 09/Jul/21 03:09

Description

Introduce a TimelineInteger class which represents a single integer value which can be changed while maintaining snapshot consistency. Fix a case where a metric value would be corrupted after a snapshot restore.

Issue Links

• links to: GitHub Pull Request #10707