[HADOOP-4869] Lost Trackers may not be able to join back

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 0.20.0
• Fix Version/s: 0.20.0
• Hadoop Flags: Reviewed
• Assignee: Amareshwari Sriramadasu
• Reporter: Devaraj Das
• Created: 15/Dec/08 09:10
• Updated: 08/Jul/09 16:53
• Resolved: 22/Dec/08 04:24

Description

There is a bug in the heartbeat processing which shows up when TaskTrackers are lost. Due to the bug, lost TTs may not be able to join back the JT after reinitializing (and binding to a RPC port different from the previous one). This bug got introduced in HADOOP-4305.