Investigate NPE down in
ipc.Client$Connection.handleConnectionFailure(Client.java:351)
--------------------------------------------------------------------------------------
Key: HBASE-2671
URL: https://issues.apache.org/jira/browse/HBASE-2671
Project: HBase
Issue Type: Bug
Components: ipc
Reporter: stack
Fix For: 0.21.0
{code}java.lang.NullPointerException
at
org.apache.hadoop.ipc.Client$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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