Andrew Onischuk created AMBARI-6970:
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             Summary: Cannot start Datanode due to ulimit command
                 Key: AMBARI-6970
                 URL: https://issues.apache.org/jira/browse/AMBARI-6970
             Project: Ambari
          Issue Type: Bug
            Reporter: Andrew Onischuk
            Assignee: Andrew Onischuk
             Fix For: 1.7.0


If hard limit is defined, ulimit command will fail.

    
    
    
    raise ex
    Fail: Execution of 'ulimit -c unlimited;  export 
HADOOP_LIBEXEC_DIR=/usr/lib/hadoop/libexec && 
/usr/lib/hadoop/sbin/hadoop-daemon.sh --config /etc/hadoop/conf start datanode' 
returned 1. -bash: line 0: ulimit: core file size: cannot modify limit: 
Operation not permitted
    starting datanode, logging to 
/var/log/hadoop/hdfs/hadoop-hdfs-datanode-phel0101424e7dd.karmalab.net.out
    





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