HDP Prerequisites Before upgrading HDP, you must review the prerequisites. Upgrade processThis topic describes available upgrade options, prerequisites, and the overall process. Cloudera encourages you to read through this entire document before starting the upgrade process, so that you understand the interdependencies and order of the steps. Cloudera recommends that you validate these steps in a test environment to adjust and account for any special configurations for your cluster.Kerberos clusterTo perform an HDP intermediate bits upgrade using Ambari, your cluster must meet the following prerequisites. Meeting these prerequisites is essential for Ambari to know that the cluster is in a healthy operating mode and can successfully manage the upgrade process.Before upgrading any clusterTo perform an HDP intermediate bits upgrade using Ambari, your cluster must meet the following prerequisites. Meeting these prerequisites is essential for Ambari to know that the cluster is in a healthy operating mode and can successfully manage the upgrade process.Parent topic: Upgrading HDP to Cloudera Runtime 7.1.x