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https://issues.apache.org/jira/browse/HDFS-6769?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Arpit Agarwal resolved HDFS-6769.
---------------------------------
Resolution: Duplicate
> TestRefreshCallQueue and TestGenericRefresh should use ephemeral ports
> ----------------------------------------------------------------------
>
> Key: HDFS-6769
> URL: https://issues.apache.org/jira/browse/HDFS-6769
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: test
> Affects Versions: 2.5.0
> Reporter: Arpit Agarwal
>
> TestRefreshCallQueue and TestGenericRefresh use the same hard-coded port
> number (54222) leaving them susceptible to 'port in use' errors with parallel
> testing [as seen
> here|https://builds.apache.org/job/PreCommit-HDFS-Build/7484//testReport/org.apache.hadoop/TestRefreshCallQueue/testRefresh/].
> {code}
> Error Message
> Problem binding to [localhost:54222] java.net.BindException: Address already
> in use; For more details see: http://wiki.apache.org/hadoop/BindException
> Stacktrace
> java.net.BindException: Problem binding to [localhost:54222]
> java.net.BindException: Address already in use; For more details see:
> http://wiki.apache.org/hadoop/BindException
> at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:719)
> at org.apache.hadoop.ipc.Server.bind(Server.java:422)
> at org.apache.hadoop.ipc.Server$Listener.<init>(Server.java:564)
> at org.apache.hadoop.ipc.Server.<init>(Server.java:2252)
> at org.apache.hadoop.ipc.RPC$Server.<init>(RPC.java:901)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server.<init>(ProtobufRpcEngine.java:505)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine.getServer(ProtobufRpcEngine.java:480)
> at org.apache.hadoop.ipc.RPC$Builder.build(RPC.java:746)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.<init>(NameNodeRpcServer.java:314)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.createRpcServer(NameNode.java:618)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:591)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:756)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:740)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1425)
> at
> org.apache.hadoop.hdfs.MiniDFSCluster.createNameNode(MiniDFSCluster.java:1007)
> at
> org.apache.hadoop.hdfs.MiniDFSCluster.createNameNodesAndSetConf(MiniDFSCluster.java:878)
> at
> org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:707)
> at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:378)
> at
> org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:359)
> at
> org.apache.hadoop.TestRefreshCallQueue.setUp(TestRefreshCallQueue.java:61)
> {code}
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