[FLINK-32524] Improve the watermark aggregation performance when enabling the watermark alignment

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.18.0
• Fix Version/s: 1.18.0
• Component/s: Connectors / Common
• Assignee: Rui Fan
• Reporter: Rui Fan
• Created: 04/Jul/23 06:14
• Updated: 17/Jul/23 07:35
• Resolved: 17/Jul/23 07:35

Description

Improve the watermark aggregation performance when enabling the watermark alignment, and add the related benchmark.

Issue Links

• is a child of: FLINK-32548 Make watermark alignment ready for production use

Sub-Tasks

• Watermark aggregation performance is poor when watermark alignment is enabled and parallelism is high: Resolved
• Add the watermark aggregation benchmark for source coordinator: Closed