Your Application Master is failing   2024-07-02 13:26:25,480 INFO mapreduce.Job: Job job_1719844718570_0005 failed with status FAILED due to: Application application_1719844718570_0005 failed 2 times due to AM, appattempt_1719844718570_0005_000 The container exited with 002, the exit code is: 1 This attempt failed. Diagnosis: [2024-07-02 13:26:24.824] Container startup abnormality. Container ID: container_1719844718570_0005_02_000001 Exit code: 1    Check the yarn application logs using  yarn logs -applicationId <Application ID>   ... View more

UnrecoverableKeyException: Password must not be null  Kindly check the SSL configs and make sure that the password is set correctly ... View more

Try increasing the Dynamic Queue User Limit Factor to 2 or 4 and check if that helps. ... View more

Check these links to the product documentation and similar community articles CDH 5.4.x https://community.cloudera.com/t5/Support-Questions/Node-label-support-in-CDH-5-4-x/td-p/32273 CDH 6 https://docs.cloudera.com/documentation/enterprise/6/release-notes/topics/rg_cdh_630_unsupported_features.html#yarn_600_unsupported ... View more

You can stop balancer at any time, it's safe to stop it by pressing ctrl+c command. https://community.cloudera.com/t5/Support-Questions/When-should-i-stop-the-balancer/td-p/168115 ... View more

Hello @Kolli  Do you have a valid Kerberos ticket? Check using klist and it should display a message  like below. Ticket cache: FILE:/tmp/krb5cc_12345 Default principal: user@example.com Valid starting Expires Service principal 09/06/23 13:30:00 09/07/23 13:30:00 krbtgt/example.com@example.com renew until 09/08/23 13:30:00 ... View more

Please ensure that the namenode is up and out of safe mode. hdfs dfsadmin -safemode get ... View more

If a port conflict occurs; the most common method is to either vacate it or to configure the service installation to use another port instead.   Can you provide the documents being followed here? Did you consider making changes to docker-deploy-hdp30.sh? ... View more