Re: [Xen-users] bad network perfornance too many frags messages

[Alexis Pellicier <alexis.pellicier@xxxxxxxxxx>]

uname -a
Linux yuva2 3.7.10-1.1-xen #1 SMP Thu Feb 28 15:06:29 UTC 2013 (82d3f21) x86_64 x86_64 x86_64 GNU/Linux

2013/4/8 Wei Liu <wei.liu2@xxxxxxxxxx>

On Mon, Apr 08, 2013 at 05:11:30AM +0100, Alexis wrote:
> Hi,
> With a 3.7.10 kernel from openssue 12.3 my paravirtualized vm got really
> poor network performances.
> and I'have this messages every half of a second in the logs:
> kernel netfront: Too many frags
>
> Any idea about what could be the cause and what test I can do?
>
> I've read something about MAX_SKB_FAGS and offloading but it is not that
> clear for me.
>

What's your Dom0 kernel version?


Wei.

> Thank you.
>
>
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