Hadoop Map/Reduce
  1. Hadoop Map/Reduce
  2. MAPREDUCE-4012

Hadoop Job setup error leaves no useful info to users (when LinuxTaskController is used)

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Minor Minor
    • Resolution: Fixed
    • Affects Version/s: 0.20.205.0, 1.0.0, 2.0.0-alpha
    • Fix Version/s: 0.23.3, 2.0.2-alpha
    • Component/s: None
    • Labels:
      None

      Description

      When distributed cache pull fail on the TaskTracker, job webUI only shows

      Job initialization failed (255)
      

      leaving users confused.

      On the TaskTracker log, there is a log with useful info

      2012-03-14 21:44:17,083 INFO org.apache.hadoop.mapred.TaskController: org.apache.hadoop.security.AccessControlException: org.apache.hadoop.security.AccessControlException: 
      Permission denied: user=user1, access=READ, inode="testfile":user3:users:rw-------
      ...
      2012-03-14 21:44:17,083 INFO org.apache.hadoop.mapred.TaskController:   at org.apache.hadoop.filecache.TrackerDistributedCacheManager.downloadCacheObject(TrackerDistributedCacheManager.java:415)
      ...
      2012-03-14 21:44:17,083 INFO org.apache.hadoop.mapred.TaskController:   at org.apache.hadoop.mapred.JobLocalizer.main(JobLocalizer.java:530)
      
      1. MAPREDUCE-4012.patch
        1.0 kB
        Thomas Graves
      2. MAPREDUCE-4012-branch-1.patch
        0.6 kB
        Thomas Graves
      3. mapreduce-4012-1.patch
        0.7 kB
        Koji Noguchi

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            People

            • Assignee:
              Thomas Graves
              Reporter:
              Koji Noguchi
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              Dates

              • Created:
                Updated:
                Resolved:

                Development