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Date:      Sat, 19 Aug 2006 22:24:51 -0700
From:      Julian Elischer <julian@elischer.org>
To:        Luigi Rizzo <rizzo@icir.org>
Cc:        freebsd-current@freebsd.org, Jeremie Le Hen <jeremie@le-hen.org>
Subject:   Re: [fbsd] Re: throughput and interrupts
Message-ID:  <44E7F223.1090702@elischer.org>
In-Reply-To: <20060819125708.B22972@xorpc.icir.org>
References:  <200608151627.37828.root@solink.ru>	<20060815130002.M45647@fledge.watson.org>	<200608160959.23100.root@solink.ru>	<20060816094944.GC820@turion.vk2pj.dyndns.org>	<44E3A2C0.2020801@elischer.org>	<20060819195336.GL57815@obiwan.tataz.chchile.org> <20060819125708.B22972@xorpc.icir.org>

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Luigi Rizzo wrote:

>On Sat, Aug 19, 2006 at 09:53:36PM +0200, Jeremie Le Hen wrote:
>  
>
>>Hi,
>>
>>    
>>
>>>>natd runs in userland so every packet has to be pushed out to userland,
>>>>processed and pushed back into the kernel.  The vast majority of the
>>>>overhead is the userland/kernel transition so natd gives you a basically
>>>>fixed pps rate.  Your throughput will vary depending on the packet size.
>>>>
>>>>
>>>>        
>>>>
>>>in 6.1 there is an in kernel version of natd..
>>>
>>>man ng_nat
>>>      
>>>
>>What about the SoC 2005 project, aiming to push libalias down
>>into a kernel module ?  IIRC, there have been some patches
>>but I saw nothing commited.  This thread has stirred this
>>up from my memory.
>>    
>>

libalias is already there.

>
>Paolo Pisati is now a committer and hopefully will commit
>that stuff when he will be done with his current SoC work
>
>cheers
>luigi
>
>  
>
>>Thank you,
>>-- 
>>Jeremie Le Hen
>>< jeremie at le-hen dot org >< ttz at chchile dot org >
>>_______________________________________________
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>>    
>>
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>  
>



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