CDH minimum-user-id

http://crazyadmins.com/minimum-user-id-error-while-submitting-mapreduce-job/

允许的系统用户   allowed.system.users

http://community.cloudera.com/t5/Batch-Processing-and-Workflow/YARN-force-nobody-user-on-all-jobs-and-so-they-fail/td-p/26050