Linux Website freezeing and Lagging, but server doesn't

[Dark Shaoz]

I want to know why my website is lagging and freezeing a lot, and the server is with 0 lagg...
Do I have to restart xampp or something? If so, how do I do it? Im using linux-ubuntu, please help me.

 

[Shikate]

Try

sudo service apache2 restart

 

[Dark Shaoz]

Try

sudo service apache2 restart

It restarted it, but it still is freezeing alot, another alternative? Or what It could be?

 

[Himii]

Try to use Uniformserver insted, might work but not shure