Problem: Service
'userhome' check failed: File does not exist: /user/admin
Solution:
sudo -u hdfs hadoop fs -mkdir /user/admin
sudo -u hdfs hdfs dfs -chown -R admin:hdfs /user/admin
similar kind of issues :
service 'ats' check failed: server error
could not write file /user/admin/hive/jobs/hive-job
service 'userhome' check failed:...