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 …

Oozie “Multiple “ok to” Transitions To The Same Node Are Not Allowed

I have been working with Oozie for quite a few weeks, and the experience so far has been quite positive. It is quite easy to learn, given that you understands XML and Hadoop ecosystem. However, there is one limitation that is quite annoying, although I understand the purpose behind the …