JDE 9.1 Release Upgrade from 8.11 SP1 on same Box
HI,
we are going upgrade the JDE 9.1 Release from 8.11 SP1(TR 8.98.4.2). Please guide and refer me some document for upgrade on same box while user are working in production environment.
I have following concern. Please give your feedback and refer document for upgrade.
1- Is any system performance impact while the upgrading at same machine ?
2- Is there any issue for user working at old release(8.11). ? The all machine use for same for upgrade
3- is deployment use same time for both release(8.11,9.1)
4- How is database schema for old release and new release at same time(Proddta,ProdCTL,etc).