Hi @asubramanian Its quit a strange in now this problem is comming again. Following is the log of error you asked for. TASK [ambari_config : Start the ambari cluster - wait] *************************
task path: /root/incubator-metron/metron-deployment/roles/ambari_config/tasks/start_hdp.yml:34
<node1> ESTABLISH SSH CONNECTION FOR USER: vagrant
<node1> SSH: EXEC ssh -C -q -o UserKnownHostsFile=/dev/null -o IdentitiesOnly=yes -i /root/incubator-metron/metron-deployment/vagrant/quick-dev-platform/.vagrant/machines/node1/virtualbox/private_key -o ControlMaster=auto -o ControlPersist=60s -o StrictHostKeyChecking=no -o KbdInteractiveAuthentication=no -o PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey -o PasswordAuthentication=no -o User=vagrant -o ConnectTimeout=30 -o ControlPath=/root/.ansible/cp/%h-%p-%r -tt node1 '( umask 22 && mkdir -p "$( echo $HOME/.ansible/tmp/ansible-tmp-1473293699.31-125101223690255 )" && echo "$( echo $HOME/.ansible/tmp/ansible-tmp-1473293699.31-125101223690255 )" )'
<node1> PUT /tmp/tmpgcNEKd TO /home/vagrant/.ansible/tmp/ansible-tmp-1473293699.31-125101223690255/ambari_cluster_state
<node1> SSH: EXEC scp -C -o UserKnownHostsFile=/dev/null -o IdentitiesOnly=yes -i /root/incubator-metron/metron-deployment/vagrant/quick-dev-platform/.vagrant/machines/node1/virtualbox/private_key -o ControlMaster=auto -o ControlPersist=60s -o StrictHostKeyChecking=no -o KbdInteractiveAuthentication=no -o PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey -o PasswordAuthentication=no -o User=vagrant -o ConnectTimeout=30 -o ControlPath=/root/.ansible/cp/%h-%p-%r /tmp/tmpgcNEKd '[node1]:/home/vagrant/.ansible/tmp/ansible-tmp-1473293699.31-125101223690255/ambari_cluster_state'
<node1> ESTABLISH SSH CONNECTION FOR USER: vagrant
<node1> SSH: EXEC ssh -C -q -o UserKnownHostsFile=/dev/null -o IdentitiesOnly=yes -i /root/incubator-metron/metron-deployment/vagrant/quick-dev-platform/.vagrant/machines/node1/virtualbox/private_key -o ControlMaster=auto -o ControlPersist=60s -o StrictHostKeyChecking=no -o KbdInteractiveAuthentication=no -o PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey -o PasswordAuthentication=no -o User=vagrant -o ConnectTimeout=30 -o ControlPath=/root/.ansible/cp/%h-%p-%r -tt node1 '/bin/sh -c '"'"'sudo -H -S -n -u root /bin/sh -c '"'"'"'"'"'"'"'"'echo BECOME-SUCCESS-rhyjdnwebywftmalgheffabpduagxrfz; LANG=en_US.UTF-8 LC_ALL=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 /usr/bin/python /home/vagrant/.ansible/tmp/ansible-tmp-1473293699.31-125101223690255/ambari_cluster_state; rm -rf "/home/vagrant/.ansible/tmp/ansible-tmp-1473293699.31-125101223690255/" > /dev/null 2>&1'"'"'"'"'"'"'"'"''"'"''
fatal: [node1]: FAILED! => {"changed": false, "failed": true, "invocation": {"module_args": {"blueprint_name": null, "blueprint_var": null, "cluster_name": "metron_cluster", "cluster_state": "started", "configurations": null, "host": "node1", "password": "admin", "port": 8080, "username": "admin", "wait_for_complete": true}, "module_name": "ambari_cluster_state"}, "msg": "Ambari client exception occurred: No JSON object could be decoded"}
PLAY RECAP *********************************************************************
node1 : ok=15 changed=1 unreachable=0 failed=1
Ansible failed to complete successfully. Any error output should be
visible above. Please fix these errors and try again.
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