Check out the new study done by IT guru David Chernicoff on the "Impact of Fragmentation on Servers" here.
It is also posted on SlideShare here.
Testing was done on various server-based applications such as file hosting, SQL, Exchange, virtual machines, and more, with performance increases in the range of 30%+.
If you're a Server Admin or an IT consultant /VAR for a company, this paper can really help you make a solid case for getting Diskeeper into use on the company/client servers. The "bang for buck" is hard to beat.
If you subscribe to the Windows IT Pro mag, keep an eye out for the May issue which will have an insert with this paper. And, if you are heading to Tech Ed next month (in Los Angeles), you'll get a free copy of the mag with your "attendee kit". We'll be there as well, so stop by our booth.