Subject: Re: Network problem...
To: Michael Lorenz <macallan@netbsd.org>
From: Niels S. Eliasen <nse@delfi-konsult.com>
List: port-macppc
Date: 02/06/2008 09:09:30
Hello all
ok.. but what can be done to get better throughput with the Accton/
Realtek interface ?
or can I forget to get any better performance ?
Den 06/02/2008 kl. 1.42 skrev Michael Lorenz:
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> Hello,
>
> On Feb 5, 2008, at 19:29, Thor Lancelot Simon wrote:
>
>> On Mon, Feb 04, 2008 at 09:00:02AM -0500, Michael Lorenz wrote:
>>>
>>> On Feb 4, 2008, at 08:38, Niels S. Eliasen wrote:
>>>
>>>> Hi Michael
>>>> Well the old "default" interface "tlp0" delivered a better
>>>> throughput.. and that's just plain old 10Mb Ethernet, whereas this
>>>> one is 100Mb
>>>
>>> I doubt it. 1.1MB/s is pretty much the physical maximum you can
>>> squeeze through a 10MBit/s ethernet interface, your results are both
>>> higher although you're right, a fast ethernet interface should go
>>> faster.
>>
>> Right. The tlp should perform better than the rtk; they are both
>> 100mbit/sec interfaces but the tlp is significantly less burdensome
>> on the host cpu, which is almost certainly the bottleneck here.
>
> The tlp in this machine is a 21041 which does only 10MBit/s
>
>> This test is getting and putting files from the disk drive. I am
>> not surprised that a very old PowerBook cannot send data it has to
>> read from its internal hard disk faster than 27Mbit/sec.
>>
>> A better test would be to use ttcp.
>
> Or something bigger - 10MB hardly gives consistent results.
>
> have fun
> Michael
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regards
niels