On 24/10/2012 07:14, Thomas Fjellstrom wrote:
> I've been having some issues with my 6501 and linux.
>
> The kernel from http://wiki.soekris.info/Kernel_2.6.32_from_source_on_Debian
> works fairly well, but HyperThreading is disabled, and I seem to be having
> some RX issues (the 6501 can't rx faster than 280Mbps from any machine, while
> all other machines can easily hit 850-950Mbps rx and tx).
>
> Before that kernel, I was using the stock debian 3.2 kernel, but there was
> some funny business going on, with odd cpu use noted by htop, and performance
> was rather poor.
>
> I then tried using the config from the link above to compile a custom kernel
> based on 3.5.2, but it has similar issues as the stock 3.2 debian kernel. I'm
> pretty certain I messed up the config somehow, but this isn't the first time
> I've done a custom kernel (I've done it many many times for x86 machines) so
> I'm not sure exactly what I did mess up.
>
> Does anyone have a good idea of how to make a proper kernel for the 6501?
>
> Now, it may not be the kernel at all, it's just a hunch I have since different
> kernels so far have reacted differently. If anyone can think of something else
> that would cause these issues, I'd love to know what they are.
>
> Thanks.
>
Hi,
Can you try this:
# for i in {40..45}; do echo 1 > /proc/irq/$i/smp_affinity; done
# for i in {47..52}; do echo 2 > /proc/irq/$i/smp_affinity; done
and tell me if it helps with network performance ?
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