Could it be that your denial of service attack is a misconfiguration somewhere? I had a similar issue at one point, a typo in someone's DNS meant that my privat

Could it be that your denial of service attack is a misconfiguration somewhere? I had a similar issue at one point, a typo in someone's DNS meant that my private server got absolutely wiped out by junk requests. I've heard of people using simple load testers like http://loadimpact.com/ http://loadimpact.com/ to test dynamic pages, though I've not had a serious use for one yet. That's probably as far as you can get without hiring a botnet yourself.