Artifactory High Availability (HA) in AWS may use S3 for scalable storage or Amazon's Elastic File System (EFS) may be implemented for an NFS filestore. Designing for EFS implementation must take into account certain aspects of how EFS works.
This document explains the differences between Bursting Throughput and Provisioned Throughput modes with the goal of achieving optimal performance using EFS with Artifactory HA. For more information about Amazon EFS, see What is Amazon Elastic File System?