We are currently working on a solution which will decrease the amount of DB activity and the amount of the requests you are seeing. We have made improvements in that area with the latest service pack 2. 4.2 is about to be released soon, and will address these issues.
the Telerik team
Do you want to have your say in the Sitefinity development roadmap? Do you want to know when a feature you requested is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items