High serverload problem...
Hi dudes, well i need some help here...i have a Athlon XP 2600+ server with 1 gb ram (currently using just 879 Mb because linux kernel...)
my server are running a website with a big forum (invision board) and have like 10.000 registered users, like 300-400 users online all the time, etc...
i´m using apache+mysql and this my problem:
http://www.enex.tie.cl/serverload.jpg
99% CPU usage (all the time)
and 99% Ram usage (all the time)
what i can do?

PD: Is a full server just for this site, not shared hosting.