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Re: Au1550 ethernet throughput low

To: jaypee@hotpop.com
Subject: Re: Au1550 ethernet throughput low
From: Bruno Randolf <bruno.randolf@4g-systems.biz>
Date: Fri, 15 Jul 2005 11:17:44 +0200
Cc: Clem Taylor <clem.taylor@gmail.com>, linux-mips <linux-mips@linux-mips.org>
In-reply-to: <1121415711l.5178l.3l@cavan>
Organization: 4G Systems
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References: <1121270402l.7656l.3l@cavan> <ecb4efd1050714171318ce81aa@mail.gmail.com> <1121415711l.5178l.3l@cavan>
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On Friday 15 July 2005 10:21, jaypee@hotpop.com wrote:
> Yours is using ~30% cpu to send 100Mbps.
> Mine is using 100% to send 66Mbps.

i remember that ethernet thruput dropped from nearly 100Mbps to about 
60-70Mbps on our Au1500 based board, when we enabled CONFIG_NONCOHERENT_IO...

bruno

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