[IOTDB-729] Shutdown unnecessary ThreadPool

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.10.0
• Component/s: Core/Engine
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Jialin Qiao
• Created: 01/Jun/20 07:27
• Updated: 01/Jun/20 14:00
• Resolved: 01/Jun/20 14:00

Description

E.g., recover thread pool and upgrade thread pool should be shut down when they already finished their job.

Issue Links

• links to: GitHub Pull Request #1295