Follow this - http://www.hds.com/assets/pdf/optimizing-the-hitachi-ams-2000-family-in-vsphere-4-environments.pdf
If problem still exists, call HDS and open a case with them.
Vincent
Follow this - http://www.hds.com/assets/pdf/optimizing-the-hitachi-ams-2000-family-in-vsphere-4-environments.pdf
If problem still exists, call HDS and open a case with them.
Vincent