Set some stats logging to debug

What does this MR do and why?

This MR adds logging for stop server/restart calls.

It also moves unnecessary server data logging messages to debug instead of info. This was greatly filling up logs and making them hard to follow.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• Have you checked this doesn't interfere/conflict/duplicate someone elses work?
• Have you fully tested your changes?
• Have you resolved any lint issues?
• Have you assigned a reviewer?
• Have you applied correct labels?