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Re: Au1550 ethernet throughput low

Subject: Re: Au1550 ethernet throughput low
From: Bruno Randolf <>
Date: Fri, 15 Jul 2005 11:17:44 +0200
Cc: Clem Taylor <>, linux-mips <>
In-reply-to: <1121415711l.5178l.3l@cavan>
Organization: 4G Systems
Original-recipient: rfc822;
References: <1121270402l.7656l.3l@cavan> <> <1121415711l.5178l.3l@cavan>
User-agent: KMail/1.8.1
On Friday 15 July 2005 10:21, 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...


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