Beaglebone black network performance

[Adrian Chadd]

Does plan9 on the rpi use interrupts and DMA, or just polling?


-a


On 1 May 2014 11:49, Bakul Shah <bakul at bitblocks.com> wrote:
> On Thu, 01 May 2014 19:47:47 +0300 =?UTF-8?B?w5Z6a2FuIEtJUklL?= <ozkan.kirik at gmail.com> wrote:
>>
>> Rasberry PI's network performance is about 6-7Mbit/s, and ping latencies
>> are about 10-20 milliseconds. I think it's too high. I used iperf for
>> bandwidth testing.
>
> Something is wrong with your network if you get 10-20ms ping
> latencies on the RPi.
>
> I don't run freebsd on RPi but with plan9 on it I get about
> 3.8MB/s.  (which is a lot more than 607Mbit/s) and 454 µs
> ping latency from a freebsd machine.
>
> [It is running @ 800Mhz, with the default clock rate (700Mhz?)
> your numbers will be a bit worse]
>
>> What about Beaglebone black?
>
> I get about 9.6MB/s (using ttcp) and 173 µs ping latency
> from another freebsd machine.
>
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