[KB3078] describes files/paths that are automatically excluded for Windows Server and Microsoft technologies such as SQL, IIS, Exchange, etc.
Reading through the KB article, I found that the SQL exclusions specifically designate files and paths on the C drive.
As a matter of practice, we install all our sql instances on volumes other than C
I reached out to support who confirmed that the exclusions only apply to files/paths on the c:\ drive.
I would like for the C drive designation to be replaced with a wildcard designation for the automatic exclusions. At this time, I'm si