HiveMetaStore Failed to Start in Cloudera Manager: cmf.service.config.ConfigGenException: Unable to generate config file creds.localjceks

Recently I was dealing with an issues that HiveMetaStore failed to start in a Cloudera Manager managed environment. It failed with below errors: Caused by: com.cloudera.cmf.service.config.ConfigGenException: Unable to generate config file creds.localjceks         at com.cloudera.cmf.service.config.JceksConfigFileGenerator.generate(JceksConfigFileGenerator.java:63)         at com.cloudera.cmf.service.HandlerUtil.emitConfigFiles(HandlerUtil.java:133)         at com.cloudera.cmf.service.AbstractRoleHandler.generateConfiguration(AbstractRoleHandler.java:887) This problem is very common if you have the following misconfiguration in …

Oozie Server failed to Start with error java.lang.NoSuchFieldError: EXTERNAL_PROPERTY

This issue happens in CDH distribution of Hadoop that is managed by Cloudera Manager (possibly in other distributions as well, due to known upstream JIRA, but I have not tested). Oozie will fail to start after enabling Oozie HA through Cloudera Manager user interface. The full error message from Oozie’s …

How to setup multiple KDCs through Cloudera Manager

Currently Cloudera Manager does not support setting up multiple KDCs for the krb5.conf file natively, this article explains the workarounds we can have using the existing feature provided by Cloudera Manager. This article also assumes that you have krb5.conf file managed by Cloudera Manager. If you are using Cloudera Manager …