This is currently not supported by Ambari. Ambari 3.0 would have this feature.. ... View more

@Roberto Sancho - I think you can take backup of below directory and keep it in tar.gz etc. if you are using embedded oozie derby DB. /hadoop/oozie/data/oozie-db/ To connect to Derby shell: 1. Download derbytools-<version>.jar ( preferably 10.10.1.1) & put it at /usr/hdp/<version>/oozie/libtools/ 2. Stop oozie service 3. cd /usr/hdp/<version>/oozie/libtools/ 4. export CLASSPATH=derbytools-10.10.1.1.jar:derby-10.10.1.1.jar 5. java org.apache.derby.tools.ij ... View more

Sagar Shimpi - I think this is working as expected because you have execute permission for other users on "/" directory on hdfs so they can see contents inside "/" e.g. [root@sandbox ~]# hadoop fs -ls -d / drwxr-xr-x - hdfs hdfs 0 2015-10-27 13:12 / [root@sandbox ~]# ... View more

Nevermind! I have figured out the problem. Many Thanks to @Hajime and @Sagar Shimpi for helping me here. To add multiple fencing methods we need to run below command from Ambari Server /var/lib/ambari-server/resources/scripts/configs.sh -u admin -p admin set <ambari-host> <cluster-name> hdfs-site dfs.ha.fencing.methods "sshfence\\nshell(/bin/true)" I think this is a bug with Ambari, I will make sure to file a Ambari BUG for this today. ... View more