[HADOOP-10148] backport hadoop-10107 to branch-0.23

• Type: Sub-task
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.23.10
• Fix Version/s: 0.23.11
• Component/s: ipc
• Target Version/s: 0.23.11
• Hadoop Flags: Reviewed
• Assignee: Chen He
• Reporter: Chen He
• Created: 06/Dec/13 21:48
• Updated: 27/Jun/14 13:57
• Resolved: 09/Dec/13 19:13

Description

Found this in build #5440

Caused by: java.lang.NullPointerException
at org.apache.hadoop.ipc.Server.getNumOpenConnections(Server.java:2434)
at org.apache.hadoop.ipc.metrics.RpcMetrics.numOpenConnections(RpcMetrics.java:74)

Issue Links

• is a clone of: HADOOP-10107 Server.getNumOpenConnections may throw NPE