Slow NAT on 10.3-RELEASE
Kristof Provost
kp at FreeBSD.org
Tue Oct 11 17:19:59 UTC 2016
On 11 Oct 2016, at 10:34, Kamil Choudhury wrote:
> I've seen some mention of checksum issues on NAT limiting performance,
> but that
> seems to have been fixed as of 10.2 in an errata. Have I stumbled upon
> an actual
> problem, or have I misconfigured something?
>
It’s worth trying the workaround (i.e. disable all checksum offloading
on your
interfaces).
I’ve had at least one bug report indicating that the checksum patch is
not 100%
correct, but I’ve not had the time to investigate that in-depth.
What virtualisation system are you using?
Regards,
Kristof
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