[HBASE-7300] HbckTestingUtil needs to keep a static executor to lower the number of threads used

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.94.4, 0.95.0
• Hadoop Flags: Reviewed
• Assignee: Jean-Daniel Cryans
• Reporter: Jean-Daniel Cryans
• Created: 07/Dec/12 19:38
• Updated: 26/Feb/13 08:22
• Resolved: 08/Dec/12 00:47

Description

I can't run TestHBaseFsck on my machine without running out of threads, that's because each new HBaseFsck creates 50 threads. It has a constructor that takes an executor and HbckTestingUtil could keep a static one to pass in. I was able to cut thousands of threads with this.