[TAJO-1105] Add thread which detects JVM pauses like HADOOP's

• Type: New Feature
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.9.0
• Component/s: Worker
• Assignee: Jinho Kim
• Reporter: Jinho Kim
• Created: 08/Oct/14 06:36
• Updated: 15/Oct/14 09:35
• Resolved: 09/Oct/14 02:10

Description

Often times we found worker hangs. it caused by a long JVM pause
This will make GC pauses obvious in logs.

https://issues.apache.org/jira/browse/HADOOP-9618
https://issues.apache.org/jira/browse/HBASE-9630