HDP Cluster HA enabled. HA is enabled with respect to HDFS.
Real works starts after enabling HA for. Though HA is highly recommended feature, it places many challenges ahead.
HA can make your cluster chocked and in-turn it will costs SLA of regular schedule.
HA Cluster requires regular maintenance and almost years of continues planning and tuning.
Negotiations and planning well ahead helps reduce production failure and SLA impact.
Legal: Personal primary instance of cluster. Pictures are not subject to get reproduced without owners consent. sharing is allowed.