There is some very specific documentation available from your EMC technical contacts which detail the steps to enable Kerberos in an HDP/Isilon environment. You will need to follow these steps in order to successfully enable Kerberos.
At EMC, we have this blog post that provides all the details that you will need. Here is the link:
Folks visiting that article should be sure to read the comments! We've added a few details for the accumulo, mahout and oozie services.