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Re: DoS attack in the wild

Weibin Yao
June 22, 2009 10:34PM
István at 2009-6-22 20:40 wrote:
> I wasn't able to raise the load above 0,1 with nginx-0.6.32 on freebsd.
>
> What did I wrong if nginx is affected "much stronger"?
Under this attack, Nginx just blocks all the sockets for
client_header_timeout seconds, the load is always very low.

In my tests, apache2 stops working when the attack number is above 500.
I think maybe apache2 can't fork more processes or threads.
But Nginx can survive when the attack number is below
woker_processes*worker_connections. It's more difficult to attack Nginx
than apache. But if you have enough attack computers, you also can make
a Nginx server deny service.

--
Weibin Yao
Subject Author Posted

DoS attack in the wild

luben karavelov June 19, 2009 02:45PM

Re: DoS attack in the wild

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Re: DoS attack in the wild

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Re: DoS attack in the wild

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Re: DoS attack in the wild

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Jérôme Loyet June 19, 2009 04:19PM

Re: DoS attack in the wild

luben karavelov June 20, 2009 08:33AM

Re: DoS attack in the wild

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Re: DoS attack in the wild

Igor Sysoev June 20, 2009 08:50AM

Re: DoS attack in the wild

E. Johnson June 19, 2009 04:24PM

Re: DoS attack in the wild

Cliff Wells June 19, 2009 04:52PM

Re: DoS attack in the wild

Igor Sysoev June 20, 2009 04:59AM

Re: DoS attack in the wild

Cliff Wells June 19, 2009 03:39PM

Re: DoS attack in the wild

w3wsrmn June 19, 2009 08:09PM

Re: DoS attack in the wild

Igor Sysoev June 20, 2009 04:54AM

Re: DoS attack in the wild

Weibin Yao June 22, 2009 06:51AM

Re: DoS attack in the wild

Istv June 22, 2009 08:40AM

Re: DoS attack in the wild

Weibin Yao June 22, 2009 10:34PM

Re: DoS attack in the wild

Istv June 23, 2009 03:46AM

Re: DoS attack in the wild

Weibin Yao June 23, 2009 04:09AM

Re: DoS attack in the wild

Istv June 23, 2009 05:22AM



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