org.apache.hadoop.mapred.SafeModeException: JobTracker is in safe mode

cnblogs.com | 6 months ago
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    Root Cause Analysis

    1. org.apache.hadoop.mapred.SafeModeException

      JobTracker is in safe mode

      at org.apache.hadoop.mapred.JobTracker.checkSafeMode()
    2. Hadoop
      JobTracker.checkSafeMode
      1. org.apache.hadoop.mapred.JobTracker.checkSafeMode(JobTracker.java:5178)
      1 frame