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From "Harshakiran Reddy (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-13369) FSCK Report broken with RequestHedgingProxyProvider
Date Thu, 29 Mar 2018 09:57:00 GMT
Harshakiran Reddy created HDFS-13369:
----------------------------------------

             Summary: FSCK Report broken with RequestHedgingProxyProvider 
                 Key: HDFS-13369
                 URL: https://issues.apache.org/jira/browse/HDFS-13369
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: hdfs
    Affects Versions: 2.8.3
            Reporter: Harshakiran Reddy


Scenario:-

1.Configure the RequestHedgingProxy

2. write some files in file system

3. Take FSCK report for the above files

 
{noformat}
bin> hdfs fsck /file1 -locations -files -blocks
Exception in thread "main" java.lang.ClassCastException: org.apache.hadoop.hdfs.server.namenode.ha.RequestHedgingProxyProvider$RequestHedgingInvocationHandler
cannot be cast to org.apache.hadoop.ipc.RpcInvocationHandler
at org.apache.hadoop.ipc.RPC.getConnectionIdForProxy(RPC.java:626)
at org.apache.hadoop.io.retry.RetryInvocationHandler.getConnectionId(RetryInvocationHandler.java:438)
at org.apache.hadoop.ipc.RPC.getConnectionIdForProxy(RPC.java:628)
at org.apache.hadoop.ipc.RPC.getServerAddress(RPC.java:611)
at org.apache.hadoop.hdfs.HAUtil.getAddressOfActive(HAUtil.java:263)
at org.apache.hadoop.hdfs.tools.DFSck.getCurrentNamenodeAddress(DFSck.java:257)
at org.apache.hadoop.hdfs.tools.DFSck.doWork(DFSck.java:319)
at org.apache.hadoop.hdfs.tools.DFSck.access$000(DFSck.java:72)
at org.apache.hadoop.hdfs.tools.DFSck$1.run(DFSck.java:156)
at org.apache.hadoop.hdfs.tools.DFSck$1.run(DFSck.java:153)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1836)
at org.apache.hadoop.hdfs.tools.DFSck.run(DFSck.java:152)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
at org.apache.hadoop.hdfs.tools.DFSck.main(DFSck.java:385){noformat}
 



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