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  1. Hadoop Common
  2. HADOOP-1071

RPC$VersionMismatch exception is not fatal to JobTracker

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.12.0
    • 0.13.0
    • None
    • None

    Description

      The following exception should be fatal to the JT, but isn't. Instead, this exception is repeated every 1 second forever.

      2007-03-06 23:07:35,947 WARN org.apache.hadoop.mapred.JobTracker: Error starting tracker: org.apache.hadoop.ipc.RPC$VersionMismatch: Protocol org.apache.hadoop.dfs.ClientProtocol v
      ersion mismatch. (client = 7, server = 10)
      at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:253)
      at org.apache.hadoop.dfs.DFSClient.<init>(DFSClient.java:106)
      at org.apache.hadoop.dfs.DistributedFileSystem.initialize(DistributedFileSystem.java:65)
      at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:160)
      at org.apache.hadoop.fs.FileSystem.getNamed(FileSystem.java:119)
      at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:91)
      at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:546)
      at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:76)
      at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:1600)

      Attachments

        1. 1071.patch
          1 kB
          Tahir Hashmi

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            tahir Tahir Hashmi
            nidaley Nigel Daley
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            Dates

              Created:
              Updated:
              Resolved:

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