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  1. Hadoop HDFS
  2. HDFS-12860

StripedBlockUtil#getRangesInternalBlocks throws exception for the block group size larger than 2GB

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 3.0.0
    • Fix Version/s: 3.1.0, 3.0.1
    • Component/s: erasure-coding
    • Labels:
      None

      Description

      Running terasort on a cluster with 8 datanodes, 256GB data, using RS-3-2-1024k.
      The test data was generated by teragen with 32 mappers.

      The terasort benchmark fails with the following stack trace:

      17/11/27 14:44:31 INFO mapreduce.Job:  map 45% reduce 0%
      17/11/27 14:44:33 INFO mapreduce.Job: Task Id : attempt_1510080297865_0160_m_000008_0, Status : FAILED
      Error: java.lang.IllegalArgumentException
      	at com.google.common.base.Preconditions.checkArgument(Preconditions.java:72)
      	at org.apache.hadoop.hdfs.util.StripedBlockUtil$VerticalRange.<init>(StripedBlockUtil.java:701)
      	at org.apache.hadoop.hdfs.util.StripedBlockUtil.getRangesForInternalBlocks(StripedBlockUtil.java:442)
      	at org.apache.hadoop.hdfs.util.StripedBlockUtil.divideOneStripe(StripedBlockUtil.java:311)
      	at org.apache.hadoop.hdfs.DFSStripedInputStream.readOneStripe(DFSStripedInputStream.java:308)
      	at org.apache.hadoop.hdfs.DFSStripedInputStream.readWithStrategy(DFSStripedInputStream.java:391)
      	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:813)
      	at java.io.DataInputStream.read(DataInputStream.java:149)
      	at org.apache.hadoop.examples.terasort.TeraInputFormat$TeraRecordReader.nextKeyValue(TeraInputFormat.java:257)
      	at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:562)
      	at org.apache.hadoop.mapreduce.task.MapContextImpl.nextKeyValue(MapContextImpl.java:80)
      	at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.nextKeyValue(WrappedMapper.java:91)
      	at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:145)
      	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:793)
      	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
      	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:174)
      	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:1962)
      	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:168)
      

        Attachments

        1. HDFS-12860.00.patch
          7 kB
          Lei (Eddy) Xu
        2. HDFS-12860.01.patch
          9 kB
          Lei (Eddy) Xu

          Activity

            People

            • Assignee:
              eddyxu Lei (Eddy) Xu
              Reporter:
              eddyxu Lei (Eddy) Xu
            • Votes:
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              Dates

              • Created:
                Updated:
                Resolved: