Re: DDoS attack causing bad effect on conntrack searches

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On Fri, 23 Apr 2010, Patrick McHardy wrote:

That sounds like a good idea. But lets what for Jesper's test results
before we start fixing this problem :)

I will first have time to perform the tests Monday or Tuesday.

BUT I have just noticed there seems to be a corrolation between conntrack early_drop and searches. I have upload a new graph:

 http://people.netfilter.org/hawk/DDoS/2010-04-12__001/conntrack_early_drop002.png

I have not had time to checkout the code path yet...

Cheers,
  Jesper Brouer

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