Background process impact while importing learning item and learning assignment through HDL

Summary:

Content (please ensure you mask any confidential information):

We have already scheduled some process related to learning and also there are few background process running automatically in production.

Evaluate Person IDs for Assignment Rule
Evaluate Person IDs for Assignment Rule	Process Learning Recommendations
Evaluate Person IDs for Assignment Rule	Process Learning Records
Evaluate Person IDs for Assignment Rule	Process User Access
Evaluate Person IDs for Assignment Rule	Reconcile Access Groups
Evaluate Person IDs for Assignment Rule	Reconcile Dynamic Assignments
Evaluate Person IDs for Assignment Rule	Reconcile Learning Catalog Item Activity Changes
Evaluate Person IDs for Assignment Rule	Rebuild Learning Item Stop Word Index

Is there any impact to the system or functionality when we do data import parallelly on courses, offerings and specialization and also learning history record.

What is best practice. Appreciate your input in advance.

Version (include the version you are using, if applicable):