From: "Paweł Staszewski" <pstaszewski@itcare.pl>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Linux Network Development list <netdev@vger.kernel.org>
Subject: Re: Linux Route Cache performance tests
Date: Mon, 07 Nov 2011 23:12:14 +0100 [thread overview]
Message-ID: <4EB857BE.8010209@itcare.pl> (raw)
In-Reply-To: <1320657385.2361.5.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>
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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>
next prev parent reply other threads:[~2011-11-07 22:12 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-06 15:57 Linux Route Cache performance tests Paweł Staszewski
2011-11-06 17:29 ` Eric Dumazet
2011-11-06 18:28 ` Paweł Staszewski
2011-11-06 18:48 ` Eric Dumazet
2011-11-06 19:20 ` Paweł Staszewski
2011-11-06 19:38 ` Eric Dumazet
2011-11-06 20:25 ` Paweł Staszewski
2011-11-06 21:26 ` Eric Dumazet
2011-11-06 21:57 ` Paweł Staszewski
2011-11-06 23:08 ` Eric Dumazet
2011-11-07 8:36 ` Paweł Staszewski
2011-11-07 9:08 ` Eric Dumazet
2011-11-07 9:16 ` Eric Dumazet
2011-11-07 22:12 ` Paweł Staszewski [this message]
2011-11-07 13:42 ` Ben Hutchings
2011-11-07 14:33 ` Eric Dumazet
2011-11-09 17:24 ` [PATCH net-next] ipv4: PKTINFO doesnt need dst reference Eric Dumazet
2011-11-09 21:37 ` David Miller
2011-11-09 22:03 ` Eric Dumazet
2011-11-10 0:29 ` [PATCH net-next] bnx2x: reduce skb truesize by 50% Eric Dumazet
2011-11-10 15:05 ` Eilon Greenstein
2011-11-10 15:27 ` Eric Dumazet
2011-11-10 16:27 ` Eilon Greenstein
2011-11-10 16:45 ` Eric Dumazet
2011-11-13 18:53 ` Eilon Greenstein
2011-11-13 19:42 ` Eric Dumazet
2011-11-13 20:08 ` Eilon Greenstein
2011-11-13 22:00 ` Eric Dumazet
2011-11-14 5:08 ` David Miller
2011-11-14 6:25 ` Eric Dumazet
2011-11-14 15:57 ` Eric Dumazet
2011-11-14 19:21 ` David Miller
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