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https://issues.apache.org/jira/browse/HBASE-2671?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
stack resolved HBASE-2671.
--------------------------
Resolution: Cannot Reproduce
Rare. Haven't seen since. Closing.
> Investigate NPE down in
> ipc.Client$Connection.handleConnectionFailure(Client.java:351)
> --------------------------------------------------------------------------------------
>
> Key: HBASE-2671
> URL: https://issues.apache.org/jira/browse/HBASE-2671
> Project: HBase
> Issue Type: Bug
> Components: ipc
> Reporter: stack
> Fix For: 0.90.0
>
>
> {code}java.lang.NullPointerException
> at
> org.apache.hadoop.ipc.Client$Connection.handleConnectionFailure(Client.java:351)
> at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:313)
> at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
> at org.apache.hadoop.ipc.Client.getConnection(Client.java:860)
> at org.apache.hadoop.ipc.Client.call(Client.java:720)
> at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
> at $Proxy7.getProtocolVersion(Unknown Source)
> at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:359)
> at org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:106)
> at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:207)
> at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:170)
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:82)
> at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1378)
> at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66)
> at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1390)
> at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:196)
> at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:95)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.init(HRegionServer.java:746)
> at
> org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.init(MiniHBaseCluster.java:161)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:427)
> at
> org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.run(MiniHBaseCluster.java:169)
> at java.lang.Thread.run(Thread.java:619)
> {code}
> See log attached to hbase-2614 for better context.
> This issue is likely related to HBASE-2425, "Crossport HADOOP-1849 rpc fix"
> Brought it into 0.21.
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