Linux, concurrency in shared objects

view story

http://stackoverflow.com – I have a question related to one of my backend environments: On a linux machine (suse linux), there is an apache webserver, with cgi enabled: 2 different users (in different places), in our webapp on the browser, click the "events" button AT THE SAME TIME. Because of this the apache webserver starts 2 SEPARATE processes running the cgi (it's a compiled c executable) "show_events". But this compiled c executable loads a shared object "events_helper" and calls methods in this shared object. Now my question: Do these 2 users in the "show_events" cgi program share the same shared object "even (HowTos)