Who hosting better Linux or Windows?

[Wiav]

Hi, main server is using dedicated server: Intel C2Q 2,4GHz, 8GB RAM x2 120GB, Line 100mb/s , and i want ask you who is better for samp server with mysql, windows or linux? Now I'am using Debian 5 OS.

And one more thing, who can fix me problem, offcourse i will pay via paypal. Problem is. Server has 200 slots in server are playing 100 people, when i do 300 or 500 slots, server come down. Error: Segmentation fault. What it can be? if i left 200 slots, people's can't connect becouse server is wrtting: server is full, i understand why? Did someone have some upgrabes or something who let me work better with me server and people's can play.

Thank you, whaiting info.