[HIVE-1959] Potential memory leak when same connection used for long time. TaskInfo and QueryInfo objects are getting accumulated on executing more queries on the same connection.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.8.0
• Fix Version/s: 0.8.0
• Component/s: Server Infrastructure

Environment

Hadoop 0.20.1, Hive0.5.0 and SUSE Linux Enterprise Server 10 SP2 (i586) - Kernel 2.6.16.60-0.21-smp (5).

• Hadoop Flags: Reviewed
• Assignee: Chinna Rao Lalam
• Reporter: Chinna Rao Lalam
• Created: 04/Feb/11 13:58
• Updated: 16/Dec/11 23:55
• Resolved: 17/Mar/11 19:26

Description

org.apache.hadoop.hive.ql.history.HiveHistory$TaskInfo and org.apache.hadoop.hive.ql.history.HiveHistory$QueryInfo these two objects are getting accumulated on executing more number of queries on the same connection. These objects are getting released only when the connection is closed.