HDP to CDP Upgrade Overview Know more about the In-Place upgrade overview and the CDP upgrade readiness. In-place upgrade overviewThis document provides instructions on upgrading from Ambari managed HDP 3.1.5 to CDP Private Cloud Base.CDP Upgrade ReadinessThere are a number of readiness checks that need to be covered before the upgrade. You must review the considerations while preparing for the upgrade. The list presented below is not comprehensive and covers most areas you need to consider. How much time should I plan for to complete my upgrade?An in-place upgrade can take a variable amount of time to complete. Learn about how to plan for and shorten the amount of time required for your upgrade.