Re: netfilter queue throughput slowdown

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Am 30.06.2011 13:34, schrieb Eric Dumazet:
> Le jeudi 30 juin 2011 à 11:36 +0400, Kuzin Andrey a écrit :
> 
>> Every day netfilter code become  more and more difficult to understand. 
>> IPQ mechanism don't have
>> this problems, migration to NFQUEUE by simply modifications of function 
>> names in original program
>> code led to these problems. I think it very hard to find this error in 
>> netfilter code and may be sometimes
>> NFQUEUE will be rewritten from scratch to NGQUEUE (next generation queue) ;)
>> I wrote this patch as simply as possible (one-hour solution) to solve 
>> the problem for the our paid services.
>> Early no one netfilter developer did not pay any attention to messages 
>> about this problem.
>>
> 
> Wow wow wow...
> 
> Maybe these netfilter guys you blame had some paid job to do at the time
> you sent your bug report ? Or only you have real paid services ?
> 
> For the record, I also used NFQUEUE and never hit a single problem.
> 
> Maybe I was just lucky, I dont know.
> 
> Instead of trying to hide the bug, please be constructive and find a way
> to pinpoint the bug, so that we can fix it for good.

Thanks Eric, I agree. Give us data and we'll fix it if really is a bug.

The fact that the timeout patch apparently helps indicates that some
packets don't receive verdicts.
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