[HDFS-5132] Deadlock in NameNode between SafeModeMonitor#run and DatanodeManager#handleHeartbeat

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 2.1.0-beta
• Fix Version/s: 2.1.1-beta
• Component/s: namenode
• Target Version/s: 2.1.1-beta
• Hadoop Flags: Reviewed
• Assignee: Kihwal Lee
• Reporter: Arpit Gupta
• Created: 27/Aug/13 00:25
• Updated: 03/Sep/14 23:49
• Resolved: 27/Aug/13 21:07

Description

While running nn load generator with 15 threads for 20 mins the standby namenode deadlocked.

Issue Links

• duplicates: HDFS-5368 Namenode deadlock during safemode extention
• is duplicated by: HDFS-5832 Deadlock found in NN between SafeMode#canLeave and DatanodeManager#handleHeartbeat