Issue is resolved. It seems that for some reason my hbase tables 'user_settings' and 'metron_update' that were mentioned in the zookeeper global config file of metron were not present in my hbase. Simply creating the tables in hbase resolved the issue and updates appeared in the alerts ui. I used the following commands  hbase shell create 'user_settings' , 'cf' create 'metron_update' , 't' ... View more