[Freeswitch-users] Efficient way to query freeswitch - status and info

Hi All, I would like to find a better[efficient] way to query freeswitch. I am implementing a dashboard [PHP/Jquery] to view status of freeswitch.Lets assume system is a busy and always 100+ active calls. I want to know the following info 1. show calls 2. Sofia status 3. show channels etc What is the better direction to implement this a. Query Data Base tables or b. Event Library or ? Thanks in advanced. Lloyd