This could be of two reason, one is the mis match of RSA public / private keys in the master / slave nodes check their    permission owner like chmod chown id_rsa authorized_keys id_rsa.pub   Reason 2 .    Check your iptable / Firewall settings   - see if it is up and runining or not    Reason 3 check the /etc/hosts files in all the node check the /etc/sysconfig/network hostname Please let me know if that helps or not .we should be able to troubleshoot . I resolved this error a couple of weeks back.        ... View more

i belive you are pointing this HIVE-9118 its been fixed . hive 1.2.0 ... View more

the other way around is to use em in  Table properties , i belive it holds true for managed table .  not sure for external table , please try it let me know if you can .    TBLPROPERTIES ("auto.purge"="true") or ("auto.purge"="false") in release 1.2.0   ... View more

Sounds good .  ... View more

For some strange reason I cant open ur screenshot . could you paste the error in the Insert code tag.    Could you let me know if you had set your Java_home path  and Spark_home ?  master and worker node status ? what type of spark are you trying    Standalone - meaning Spark will manage its own cluster YARN - using Hadoop's YARN resource manager Mesos -  try this command  -  in your command line prompt  SPARK_HOME/bin/pyspark or SPARK_HOME/bin/spark-shell       ... View more

"I am still exploring how to get external DB done on hive, oozie and those monitoring DB "   Can you please elborate more sorry , I can certainly give you more information. ... View more

@benbluetalonMy bad mate. ... View more

Dont mistake me  I am not savy when it comes to CSD . I have few links in my desktop sleeping. I believe it might come handy for you. if I understand correctly these links should gear you up.    https://blog.cloudera.com/blog/2014/04/how-to-extend-cloudera-manager-with-custom-service-descriptors/   https://github.com/cloudera/cm_ext/wiki https://github.com/cloudera/cm_csds     ... View more

Yes it comes by default APT package   5.5 and 5.6 version  I heard there are some issue with 5.5 OS comptability I might be wrong but upgrade to 5.6 if you want    *** Removing the old sudo apt-get purge mysql-server-5.5 mysql-client-5.5 sudo apt-get autoremove *** Installing the new sudo apt-get install mysql-server-5.6 mysql-client-5.6     ... View more

  You can create a soft link for connector in the hive library directory    ln -s /usr/share/java/mysql-connector-java.jar $HIVE_HOME/lib/mysql-connector-java.jar or    copy the connector jar to the Hive lib  folder          ... View more