A.There is a network I/O constraint.
B.There is a storage I/O constraint.
C.There is insufficient disk space assigned to the virtual machine.
D.The application is not virtualization aware.
Answer: A,B
Explanation:
There are two possible causes. One is a network I/O constraint and the other is storage I/O
constraint.
Reference:https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displa
yKC&externalId=2001003