Comme je travaille sur un dossier VI3 et NetApp... j'ai cherché chez VMWare leurs recommendations, et voici :
http://viops.vmware.com/home/docs/DOC-1362
Introduction
Detailed document covering the best practices for configuring NetApp storage with VI3.
Intended Audience
VMware Certified Professionals (VCPs), IT Architects and Storage Management professionals
Outline
VMware Storage Options
FAS Configuration and Setup
VI3 Configuration Basics
IP Storage Networking Best Practices
VMware ESX Network Configuration Options
Increasing Storage Utilization
Monitoring and Management
Backup and Recovery
Snapshot Backups for VMware
Appendix A: Configuring Systems for Scripted Snapshot Backups
Appendix B: Example Hot Backup Snapshot Script
References
http://viops.vmware.com/home/servlet/JiveServlet/download/1362-1-2063/tr-3428%20-%20Dec%20-08.pdf