[AMBARI-2812] Under stress scenarios, Ambari server runs into heap space issues

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.2.5
• Fix Version/s: 1.2.5
• Component/s: ambari-server
• Assignee: Siddharth Wagle
• Reporter: Siddharth Wagle
• Created: 06/Aug/13 02:00
• Updated: 06/Aug/13 19:19
• Resolved: 06/Aug/13 19:19

Description

>>> java.lang.OutOfMemoryError: Java heap space

The query to get the tasks reads all the tasks from the store and thus results in filling up the heap. There is no need to read all the tasks as only the recent few (~100) are ever required.