Re: [fbsd] Re: throughput and interrupts

From: Julian Elischer <julian_at_elischer.org>
Date: Sat, 19 Aug 2006 22:24:51 -0700
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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>  
>
Received on Sun Aug 20 2006 - 03:24:52 UTC

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