[IOTDB-1174] Optimize mergechunks thread number

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Component/s: Core/Engine
• Labels: pull-request-available
• Assignee: Chao Wang
• Reporter: Chao Wang
• Created: 25/Feb/21 02:20
• Updated: 09/Mar/21 07:43
• Resolved: 09/Mar/21 07:43

Description

if merge path is smaller than mergeChunkSubTaskNum, will use merge path number.

so threads are not wasted.

Issue Links

• links to: GitHub Pull Request #2733