Here is a link to a recent guest post that I was invited to do over at The virtualization Practice (TVP) pertaining to VMware vSphere V5.0 VASA.
This new post follows up on one that I did about a month ago pertaining to recent vSphere V5.0 storage and IO enhancements including Storage DRS (SDRS).
VMware vSphere Storage Aware API (VASA) is an Applications Programming Interface (API) that provides insight and awareness into supported storage systems configuration, current health, status and capabilities that can be used for enabling various management activities.
Read more here.
Ok, nuff said for now.
Cheers gs