[HDDS-3698] Non Rolling upgrade support in Ozone. (implemented)

 

Abstract

A layout version management based framework for supporting non rolling upgrades in Ozone.

Link

https://issues.apache.org/jira/secure/attachment/13023446/Ozone%20Non-Rolling%20Upgrades%20Doc%20v1.2%20%28Implemented%20Design%29.pdf

https://issues.apache.org/jira/secure/attachment/13005731/Ozone%20Non-Rolling%20Upgrades%20%28Presentation%29.pdf