lejeczek via CentOS wrote:
> hi guys
>
> I wonder if any of you might be using SFN6122F-R7 SFP+ (SFC9000, same
> firmware everywhere, Centos 7.5 too.
>
> I'm trying poor man's setup to get the servers onto 10GbE network.
>
>
> Setup is such that three Dell R815 are connected to each other, each has
> one Solarflare(SFP ports) and each Solarflare is set as net-team(both ports
> on a card are net-team device) with runner in broadcast mode. And it all
> seems to work, they ping each other, iperf okey.
>
> The problem, big problem is that when traffic start to flow between all
> three servers simultaneously, with rsync for example, then!! one box gets
> shoot in the head, hard reset, gone. Every time same one box.
>
> Sure there are some bits that run on that one box that are not on the
> other two.
>
> Now, I know you would normally put it via a switch, but like I said:
> poor man's config, but you would not expect system to die like this
> neither, right?
>
What CPU do they have?
mark