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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Stefani Seibold <stefani@seibold.net>
Cc: Jesper Juhl <jj@chaosbits.net>,
	linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
	davem@davemloft.net, netdev@vger.kernel.org,
	shemminger@vyatta.com, daniel.baluta@gmail.com,
	jochen@jochen.org
Subject: Re: [PATCH] new UDPCP Communication Protocol
Date: Mon, 03 Jan 2011 11:39:59 +0100	[thread overview]
Message-ID: <1294051199.2892.198.camel@edumazet-laptop> (raw)
In-Reply-To: <1294048469.20187.13.camel@wall-e>

Le lundi 03 janvier 2011 à 10:54 +0100, Stefani Seibold a écrit :

> How can you do a routing, how can you determinate the MTU of the route.
> This are basics. Look into other code how this things will be handled is
> in my opinion the right way, since there a no function provide to do
> this.
> 

Hmm, how user land can perform this task then ?

Is there an open source implementation of UDPCP ?

What are its problems ? You say its dog slow, I really wonder why.
UDP stack is pretty scalable these days, yet some improvements are
possible.

Why not adding generic helpers if you believe you miss some
infrastructure ? This could benefit to other 'stacks' as well.

> Otherwise you can say the same about all the filesystem or PCI
> drvivers , which do also a lot in the same way. But since this is the
> way to do it, it is the right way.
> 

These drivers are here because of high performance on top of high
performance specs.

While UDPCP is only a layer above UDP. If the problem comes from UDP
being too slow, it'll be slow too.

  reply	other threads:[~2011-01-03 10:39 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-02 22:39 [PATCH] new UDPCP Communication Protocol stefani
2011-01-02 22:49 ` Eric Dumazet
2011-01-02 22:55   ` Stefani Seibold
2011-01-02 23:04     ` Jesper Juhl
2011-01-03  9:08       ` Stefani Seibold
2011-01-03  9:27         ` Eric Dumazet
2011-01-03  9:54           ` Stefani Seibold
2011-01-03 10:39             ` Eric Dumazet [this message]
2011-01-03 14:08               ` Stefani Seibold
  -- strict thread matches above, loose matches on Subject: below --
2011-01-11 16:48 stefani
2011-01-11 17:01 ` Eric Dumazet
2011-01-11 20:50   ` Stefani Seibold
2011-01-11 20:52     ` David Miller
2011-01-11 21:14       ` Stefani Seibold
2011-01-11 21:19         ` David Miller
2011-01-11 21:41           ` Stefani Seibold
2011-01-11 21:46             ` Eric Dumazet
2011-01-11 22:23               ` Stefani Seibold
2011-01-11 21:30         ` Eric Dumazet
2011-01-11 21:40           ` Stefani Seibold
2011-01-11 21:06     ` Eric Dumazet
2011-01-03 14:34 stefani
2011-01-02 15:31 stefani
2011-01-02 16:34 ` Eric Dumazet
2011-01-02 19:48 ` Daniel Baluta
2011-01-02 21:33   ` Stefani Seibold
2011-01-02 21:40     ` Jesper Juhl
2011-01-02 19:55 ` Jesper Juhl
2011-01-02 21:46   ` Stefani Seibold
2011-01-02 22:04     ` Jesper Juhl
2011-01-02 22:21       ` Stefani Seibold
2011-01-02 20:16 ` Rémi Denis-Courmont
2011-01-02 21:37   ` Stefani Seibold
2011-01-02 21:55 ` Eric Dumazet
2011-01-02 22:16   ` Stefani Seibold
2011-01-02 22:31     ` Eric Dumazet
2011-01-01 21:44 stefani
2011-01-01 22:23 ` Eric Dumazet
2011-01-02 11:17   ` Stefani Seibold
2011-01-02 11:33     ` Eric Dumazet
2011-01-02 11:57       ` Stefani Seibold

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