[GOBBLIN-1207] Clear references to large objects in Fork, FileBasedExtractor, and HiveWritableHdfsDataWriter

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.15.0
• Assignee: Unassigned
• Reporter: Hung Tran
• Created: 29/Jun/20 21:50
• Updated: 30/Jun/20 23:45
• Resolved: 30/Jun/20 23:45

Description

Fork, FileBasedExtractor, and HiveWritableHdfsDataWriter objects contain references to objects that can be large, such as ORC reader and writer buffers. Clear these references to allow the memory to be reclaimed during the job execution.