System migration considerations
There are as many different possible z/OS configurations as there are z/OS customers. As a result, it is impossible to provide a document that comprehensively describes the considerations for migrating from one ADCD release to another for every customer.
However, there are some “good housekeeping” practices that you can adhere to that make it easier whenever you are ready to move to a new ADCD release or a new release of the 2016 Sysplex Extensions in the future. This chapter describes those practices.
2.1 System ...