Re: [dpdk-users] Zero Packet with 1024 rx desc on x710

[Nishant Verma <vnish11@gmail.com>]

Just to update about the details of initial problem.
When I am saying giving RX descriptor as 1024, it means descriptor ring
size for Rx is 1024.

Thanks.

BR,
Nishant

On Thu, Apr 18, 2019 at 5:28 PM Nishant Verma <vnish11@gmail.com> wrote:

> Hi All,
>
> I found one interesting issue with two set of NIC(X520 & X710) but don't
> know the reason behind it. Please help me to explain what exactly is
> happening here.
>
> Case 1: On x520, when I am giving the RX descriptor as 1024, it's not
> receiving any packets. There is no such huge traffic just arp and ping
> packets. But with 1024 as descriptor it is not accepting a single packet.
> But when I changed it to 1040, it starts working fine. Can anyone please
> explain what exactly happened? Total mbuf i allocated was 8192.
>
> Case 2: While in x710, if you use 1040 as rx descriptor, it won't let you
> configure. So I change it to 1024 but here also I am not getting any packet.
>
> Any suggestions?
>
> Thanks.
>
> BR,
> Nishant
>
>
>
> --
> Rgds,
> Nishant
>
>
>
>

-- 
Rgds,
Nishant