[HADOOP-9095] TestNNThroughputBenchmark fails in branch-1

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.2.0, 1-win
• Component/s: net
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Tsz-wo Sze
• Created: 17/Nov/12 00:38
• Updated: 15/May/13 05:16
• Resolved: 27/Nov/12 01:57

Description

java.lang.StringIndexOutOfBoundsException: String index out of range: 0
    at java.lang.String.charAt(String.java:686)
    at org.apache.hadoop.net.NetUtils.normalizeHostName(NetUtils.java:539)
    at org.apache.hadoop.net.NetUtils.normalizeHostNames(NetUtils.java:562)
    at org.apache.hadoop.net.CachedDNSToSwitchMapping.resolve(CachedDNSToSwitchMapping.java:88)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1047)
    ...
    at org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$StatsDaemon.run(NNThroughputBenchmark.java:377)

Issue Links

• relates to: HADOOP-8372 normalizeHostName() in NetUtils is not working properly in resolving a hostname start with numeric character