@thapas, Welcome to the Cloudera Community. As this is an older post, you would have a better chance of receiving a resolution by starting a new thread. This will also be an opportunity to provide details specific to your environment that could aid others in assisting you with a more accurate answer to your question. You can link this thread as a reference in your new post. ... View more

Try below. Some times the ambari cluster environment variable security_enabled might still hold the value true and hence all services expect keytabs .   To validate the value of the environment variable  /var/lib/ambari-server/resources/scripts/configs.py -a get -l <ambari-server host> -t 8080 -n <cluster-name> -u <admin-user> -p <admin-password> -c cluster-env | grep security "security_enabled": "true", "smokeuser_keytab": "/etc/security/keytabs/smokeuser.headless.keytab"   /var/lib/ambari-server/resources/scripts/configs.py -a set -k security_enabled -v false -l <ambari-server host> -t 8080 -n <cluster name> -u <admin user> -p <admin password> -c cluster-env   Try setting that variable to false ... View more

Hi,   If you are looking for 2.4 on HDP alone means, as mentioned in previous emails, don't expect any new HDP version anytime before the release of the combined new offering Cloudera Data Platform (CDP) sometime in 2020 or thereafter.  As an alternative CDH 6.2+ supports spark 2.4 version.   Thanks AK ... View more

@Jay Kumar SenSharma, Thank you for your inputs. After running yum install commands the outcome will be krb5.conf file and i am already having the same file structure in my repository so can I directly go ahead with enabling Kerberos via Ambari and does the conf file will accept this? Regards, Manjunath P N ... View more

Thank you very much for the detailed suggestions. I will keep you updated on the results, this is really useful. ... View more

Hi Manjunath, You dont need to run all the steps on Ambari server. You can use even your own existing openldap. Just make sure you have the krb5.conf across all the machines. And if you have secure ldap make sure to import certificate to Ambari truststore i & || Java truststore of OS where ambari running. Thanks ... View more

@Geoffrey Shelton Okot Please find the link for new thread https://community.hortonworks.com/questions/246319/failed-to-connect-to-kdc-failed-to-communicate-wit.html Please guide me on this its really critical for me. ... View more

same issue with me please suggest some solution. @benoit moisan did you find any solution??? Please guide me. ... View more