netdev - Re: Linux Route Cache performance tests

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Message-ID: <4EB857BE.8010209@itcare.pl>
Date:	Mon, 07 Nov 2011 23:12:14 +0100
From:	Paweł Staszewski <pstaszewski@...are.pl>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Linux Network Development list <netdev@...r.kernel.org>
Subject: Re: Linux Route Cache performance tests

W dniu 2011-11-07 10:16, Eric Dumazet pisze:
> Le lundi 07 novembre 2011 à 10:08 +0100, Eric Dumazet a écrit :
>
>> Obviously, cache removal will be possible only when performance without
>> it is the same.
>>
>> Work is in progress, it started a long time ago.
>>
> One of the reason to get rid of this cache is its memory use.
>
> 256 bytes per entry, thats a lot of memory if you need 2.000.000
> entries...
>
Yes it is allot for embedded small systems
But in this times when many systems have 12 / 24 / 48GB of memory  - it 
is not too much.



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