[dpdk-users] Mellanox + DPDK + Docker/Kubernetes

Stephen Hemminger stephen at networkplumber.org
Fri Feb 15 03:11:15 CET 2019

On Thu, 14 Feb 2019 13:05:28 -0800
Cliff Burdick <shaklee3 at gmail.com> wrote:

> Hi, I'm trying to get DPDK working inside of a container deployed with
> Kubernetes. It works great if I pass hostNetwork: true (effectively
> net=host in Docker) to where the container sees all the host interfaces.
> The problem with this is you lose all normal Kubernetes networking for
> other non-DPDK interfaces by doing this. If I disable host networking, I
> get the following error:
> EAL: Probing VFIO support...
> EAL: PCI device 0000:01:00.0 on NUMA socket 0
> EAL:   probe driver: 15b3:1013 net_mlx5
> net_mlx5: port 0 cannot get MAC address, is mlx5_en loaded? (errno: No such
> device)
> net_mlx5: probe of PCI device 0000:01:00.0 aborted after encountering an
> error: No such device
> EAL: Requested device 0000:01:00.0 cannot be used
> I've tried mounting /sys and /dev in the container from the host, and it
> still doesn't work. Is there something I can do to get the Mellanox mlx5
> driver to work inside a container if it can't see the host interfaces?

Is this Mellanox on bare-metal (ie PF).
Or Mellanox VF as used in Hyper-V/Azure?

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