[OpenWrt-Devel] Ralink ethernet update

John Crispin blogic at openwrt.org
Thu Oct 30 06:02:48 EDT 2014

On 30/10/2014 11:00, Roman Yeryomin wrote:
> On 30 October 2014 04:01, Mingyu Li <igvtee at gmail.com> wrote:
>> on rt2880 i also use rt-n15. the performance on rt2880 seeks unstable.
>> sometime low. sometime high. i also don't know why.
>> others target are more stable. so the maximum is 12x i got.
>> by datasheet it support tx/rx checksum offload. but ralink sdk disable it.
>> so i also disable it. so the performanc is not so good.
>> i use netperf for test.

thanks because i have no rt2880 boards :)

> Yes, you got 12Mbps maximum _with_ this patch and this is exactly what
> confuses me because I get 45Mbps _without_ this patch.
> I don't believe the difference between iperf and netperf could be so dramatic.
> So this sounds like performance regression to me.
> I will try this patch on my boards little bit later.
>> on mt7620 i only have fast ethernet ports work version. so the maximum is
>> 94.
>> i also have gigabit port device. but the switch can't work. so i can't test.
> I have Lenovo router with gigabit ports, I will try to test it there.
> Regards,
> Roman
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