An administrator is attempting to clone a running virtual machine, but receives an error that prevents that the virtual machine is using a device that prevents the operation. What two device types listed below could be causing this error? (Choose two.)
A.
An independent mode virtual disk
B.
A physical compatibility mode RDM
C.
An LSI logic SAS adapter
D.
A BusLogic Parallel adapter
A and B
http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1010396
Cloning of powered on virtual machines with independent disk(s) attached is not possible.
http://pubs.vmware.com/vsphere-50/index.jsp?topic=%2Fcom.vmware.vsphere.storage.doc_50%2FGUID-4B2479B1-541D-4FF4-865E-2EE711294478.html
You cannot convert larger than 2TB RDMs to virtual disks, or perform other operations that involve RDM to virtual disk conversion. Such operations include cloning.
http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1010396
Cloning of running virtual machines is made possible by snapshots.
http://pubs.vmware.com/vsphere-50/index.jsp?topic=%2Fcom.vmware.vsphere.storage.doc_50%2FGUID-0114693D-94BF-4D0E-9BA4-416D4A51A5A1.html
If you are using the RDM in physical compatibility mode, you cannot use a snapshot with the disk.