Task ceph-nfs : get keys from monitors Hangs

While running the playbook i see the ceph-nfs : get keys from monitors hangs without any error and it goes to an unresponsive mode where we can not proceed further

TASK [ceph-nfs : get keys from monitors] **************************************************************************************
task path: /opt/ceph/ceph-ansible-master/roles/ceph-nfs/tasks/pre_requisite_non_container.yml:49
Using module file /usr/local/lib/python2.7/dist-packages/ansible/modules/commands/command.py
Pipelining is enabled.
ESTABLISH SSH CONNECTION FOR USER: None
SSH: EXEC ssh -o ControlMaster=auto -o ControlPersist=600s -o PreferredAuthentications=publickey -o StrictHostKeyChecking=no -o KbdInteractiveAuthentication=no -o PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey -o PasswordAuthentication=no -o ConnectTimeout=60 -o ControlPath=/root/.ansible/cp/%h-%r-%p clm-pun-ttnkha.bmc.com '/bin/sh -c '"'"'sudo -H -S -n -u root /bin/sh -c '"'"'"'"'"'"'"'"'echo BECOME-SUCCESS-axfhhypzpgkvcowmeqaloavntfrixokm ; /usr/bin/python'"'"'"'"'"'"'"'"' && sleep 0'"'"''
Escalation succeeded