em0 causing hangs with tso4 enabled on I219-V system

[K. Macy]

It would help if you told us which OS version you're using. Is this on
11.x or HEAD?

-M

On Mon, Nov 6, 2017 at 7:42 AM, Guido Falsi <mad at madpilot.net> wrote:
> Hi,
>
> As the subject states I have been seeing hangups on a machine with that
> chipset [1] when using default ifconfig settings. It was hanging once
> every day on average.
>
> Following suggestions I found googling I have disabled tso4 and the
> machine has been running smoothly for weeks.
>
> I don't have any strict requirement to enable tso4 on it so I'm ok with
> things as is, but I'd like to help debug and resolve the problem.
>
> How can I help with this? Any pointers to specific data I can collect
> which could be useful?
>
> Thanks!
>
>
>
> [1] em0 at pci0:0:31:6:    class=0x020000 card=0x86721043 chip=0x15b88086
> rev=0x31 hdr=0x00
>
> --
> Guido Falsi <mad at madpilot.net>
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