From: Francois Romieu <romieu@cogenit.fr>
To: alexander.eichhorn@rz.tu-ilmenau.de
Cc: linux-kernel@vger.kernel.org
Subject: Re: [Question] Explanation of zero-copy networking
Date: Mon, 7 May 2001 19:53:33 +0200 [thread overview]
Message-ID: <20010507195333.A13072@se1.cogenit.fr> (raw)
In-Reply-To: <E14wlUi-0003WQ-00@the-village.bc.nu> <Pine.LNX.3.95.1010507121212.4256A-100000@chaos.analogic.com>
In-Reply-To: <Pine.LNX.3.95.1010507121212.4256A-100000@chaos.analogic.com>; from root@chaos.analogic.com on Mon, May 07, 2001 at 12:12:57PM -0400
Richard B. Johnson <root@chaos.analogic.com> ecrit :
[...]
> when the hardware I/O is used. This shows that the network code, alone,
> cannot be improved very much to provide an improvement in throughput.
It shows that cached code performs well with ~0us latency device/memory.
Networking is about latency and pps too. They both dramatically reduce
the (axe-)evaluated bandwith.
--
Ueimor
next prev parent reply other threads:[~2001-05-07 17:54 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-07 13:43 [Question] Explanation of zero-copy networking Alexander Eichhorn
2001-05-07 13:56 ` Alan Cox
2001-05-07 16:12 ` Richard B. Johnson
2001-05-07 17:53 ` Francois Romieu [this message]
2001-05-07 18:00 ` Blue Lang
2001-05-07 18:25 ` dean gaudet
2001-05-07 19:54 ` Richard B. Johnson
2001-05-07 20:23 ` dean gaudet
2001-05-08 11:09 ` Bjorn Wesen
2001-05-08 17:30 ` Alexander Eichhorn
2001-05-09 9:56 ` Reto Baettig
2001-05-07 18:30 ` Pekka Pietikainen
2001-05-07 19:00 ` Venkatesh Ramamurthy
2001-05-08 7:18 ` Jamie Lokier
2001-05-09 15:13 ` Eric W. Biederman
2001-05-07 18:21 ` dean gaudet
2001-05-07 21:59 ` Alan Cox
2001-05-08 16:20 ` Jamie Lokier
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