which option ?
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vcenter.upgrade.doc/GUID-168482DD-CFCB-46F6...
- On the Select migration data page, choose the types of data that you want to transfer from the old appliance to the new, upgraded appliance.
A large amount of data requires more time to be transferred to the new appliance. For the minimum upgrade time and storage requirements for the new appliance, select to transfer only the configuration data. If you are using an external Oracle database, you can also choose to migrate historical and performance metrics data in the background after you deploy and start the new vCenter Server appliance.
I am a VMware employee, But I contribute to VMTN voluntarily (ie. not in any official capacity)
VCIX-DCV 2020|CKA|VCP|VCP vSphere 7|MCTS|RHCA|CCNA|ITIL| Master Specialist - VMware Cloud on AWS 2021
Please hit resolved, when your question has been answered.