[FLINK-35411] Optimize buffer triggering of async state requests

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0-preview
• Component/s: Runtime / State Backends, Runtime / Task
• Labels: pull-request-available
• Assignee: Zakelly Lan
• Reporter: Zakelly Lan
• Created: 21/May/24 10:20
• Updated: 08/Oct/24 06:09
• Resolved: 08/Oct/24 06:09

Description

Currently during draining of async state requests, the task thread performs Thread.sleep to avoid cpu overhead when polling mails. This can be optimized by wait & notify.

Issue Links

• links to: GitHub Pull Request #25361