[SPARK-46895] Replace Timer with single thread scheduled executor

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0
• Component/s: Spark Core
• Labels: pull-request-available
• Assignee: Jiaan Geng
• Reporter: Jiaan Geng
• Created: 29/Jan/24 01:29
• Updated: 02/Sep/24 14:00
• Resolved: 06/Feb/24 09:23

Description

Spark exists some Timer.
We should replace Timer with single thread scheduled executor

Issue Links

• links to: GitHub Pull Request #44718
• links to: GitHub Pull Request #47945