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  1. Chukwa (retired)
  2. CHUKWA-132

Handle multiline output in Job History file

Details

    • Bug
    • Status: Resolved
    • Blocker
    • Resolution: Fixed
    • None
    • None
    • Data Processors
    • None
    • Redhat EL 5.1, Java 6

    Description

      When there are multi line output in the Job History file, the parser fails with exception like this:

      MapAttempt TASK_TYPE="MAP" TASKID="task_200904060626_2141_m_000108" TASK_ATTEMPT_ID="attempt_200904060626_2141_m_000108_1" START_TIME="1239190934835" TRACKER_NAME="tracker_kry50024\.inktomisearch\.com:localhost/127\.0\.0\.1:39507" HTTP_PORT="50060" .
      MapAttempt TASK_TYPE="MAP" TASKID="task_200904060626_2141_m_000108" TASK_ATTEMPT_ID="attempt_200904060626_2141_m_000108_1" TASK_STATUS="FAILED" FINISH_TIME="1239190949062" HOSTNAME="kry50024\.inktomisearch\.com" ERROR="java\.io\.IOException: MROutput/MRErrThread failed:java\.lang\.ArrayIndexOutOfBoundsException: -1
      at org\.apache\.hadoop\.mapred\.lib\.KeyFieldBasedPartitioner\.hashCode(KeyFieldBasedPartitioner\.java:95)
      at org\.apache\.hadoop\.mapred\.lib\.KeyFieldBasedPartitioner\.getPartition(KeyFieldBasedPartitioner\.java:87)
      at org\.apache\.hadoop\.mapred\.MapTask$MapOutputBuffer\.collect(MapTask\.java:801)
      at org\.apache\.hadoop\.streaming\.PipeMapRed$MROutputThread\.run(PipeMapRed\.java:378)

      at org\.apache\.hadoop\.streaming\.PipeMapper\.map(PipeMapper\.java:87)
      at org\.apache\.hadoop\.mapred\.MapRunner\.run(MapRunner\.java:50)
      at org\.apache\.hadoop\.streaming\.PipeMapRunner\.run(PipeMapRunner\.java:36)
      at org\.apache\.hadoop\.mapred\.MapTask\.runOldMapper(MapTask\.java:356)
      at org\.apache\.hadoop\.mapred\.MapTask\.run(MapTask\.java:305)
      at org\.apache\.hadoop\.mapred\.Child\.main(Child\.java:156)
      " .
      MapAttempt TASK_TYPE="CLEANUP" TASKID="task_200904060626_2141_m_000197" TASK_ATTEMPT_ID="attempt_200904060626_2141_m_000197_0" START_TIME="1239190961843" TRACKER_NAME="tracker_kry3083\.inktomisearch\.com:localhost/127\.0\.0\.1:60970" HTTP_PORT="50060" .
      MapAttempt TASK_TYPE="CLEANUP" TASKID="task_200904060626_2141_m_000197" TASK_ATTEMPT_ID="attempt_200904060626_2141_m_000197_0" TASK_STATUS="SUCCESS" FINISH_TIME="1239190963602" HOSTNAME="/74\.6\.135\.128/kry3083\.inktomisearch\.com" STATE_STRING="cleanup" COUNTERS="

      {(org\.apache\.hadoop\.mapred\.Task$Counter)(Map-Reduce Framework)[(SPILLED_RECORDS)(Spilled Records)(0)]}" .
      Task TASKID="task_200904060626_2141_m_000197" TASK_TYPE="CLEANUP" TASK_STATUS="SUCCESS" FINISH_TIME="1239190963509" COUNTERS="{(org.apache.hadoop.mapred.Task$Counter)(Map-Reduce Framework)[(SPILLED_RECORDS)(Spilled Records)(0)]}

      " .
      Job JOBID="job_200904060626_2141" FINISH_TIME="1239190963510" JOB_STATUS="FAILED" FINISHED_MAPS="0" FINISHED_REDUCES="0" .

      [cchunkException] :java.lang.StringIndexOutOfBoundsException: String index out of range: -1
      at java.lang.String.substring(String.java:1938)
      at org.apache.hadoop.chukwa.extraction.demux.processor.mapper.JobLog$JobLogLine.<init>(JobLog.java:114)
      at org.apache.hadoop.chukwa.extraction.demux.processor.mapper.JobLog.parse(JobLog.java:39)
      at org.apache.hadoop.chukwa.extraction.demux.processor.mapper.AbstractProcessor.process(AbstractProcessor.java:90)
      at org.apache.hadoop.chukwa.extraction.demux.Demux$MapClass.map(Demux.java:94)
      at org.apache.hadoop.chukwa.extraction.demux.Demux$MapClass.map(Demux.java:60)
      at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
      at org.apache.hadoop.mapred.MapTask.run(MapTask.java:227)
      at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2210)

      [csource] :host.example.com
      [ctags] :cluster="demo"

      Attachments

        1. chukwa-132.patch
          73 kB
          Cheng

        Activity

          People

            zhangyongjiang Cheng
            eyang Eric Yang
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            Dates

              Created:
              Updated:
              Resolved:

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