2011-03-06 05:54 AM
We mostly use NAS for our ~200 VM VMware environment and it works great. Here are some of the advantages I can think of off the top of my head for NAS:
Some disadvantages that I know NAS has over SAN are:
Those are the things I can think of anyway.
2011-03-07 01:52 AM
That actually is not the case. There is no multi-pathing as far as block-oriented MPIO model is concerned, yet there are other ways to achieve pretty much the same goal - even if LAN switches are not stackable.
Have a look at http://www.netapp.com/us/library/technical-reports/tr-3839.html, page 13-14.