[IOTDB-1427] Compaction may delete some tsfiles are being queried

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: master branch, 0.12.0
• Fix Version/s: master branch, 0.12.1
• Component/s: Core/Engine
• Assignee: Yuan Tian
• Reporter: Yuan Tian
• Created: 07/Jun/21 11:28
• Updated: 07/Jun/21 11:30
• Resolved: 07/Jun/21 11:30

Description

When Level compaction is ending(delete file in resource list and delete file in disk). The query may get a tsfile resource from resource list. However, it may be deleted by the compaction ending process later, then the query process cannot read data from the deleted resource. Which may cause a ci problem like below.