Re: [dpdk-users] Help with error: *** Did not find any ports to use ***

[Krishnamurthy Srinivasan <kssrinivasan@google.com>]

Thanks for your prompt feedback, David.

All:  I would appreciate your guidance on if/how DPDK could be enabled on
this platform.

Thanks,

Srini

On Mon, Dec 14, 2020 at 1:52 PM David Marchand <david.marchand@redhat.com>
wrote:

> On Mon, Dec 14, 2020 at 8:46 PM Krishnamurthy Srinivasan
> <kssrinivasan@google.com> wrote:
> >
> > I have seen that this error has been brought up before.  However, the
> > solutions discussed did not help resolve the error. I would appreciate
> any
> > help.
> >
> > I am running DPDK version 20.11 with Pktgen 3.7.2 on Ubuntu 20.04/K8s.
>  My
> > server has Intel Ethernet Controller X710 for 10GbE.
> >
> > Here, I have configured the pod with one interface with igb-uio driver.
> > The behavior is the same if I try pci-vfio DPDK driver.   My kubectl
> > description shows the network config to be OK:
> >
>
> [snip]
>
> >
> > root@master-01:~# /opt/dpdk-stable-19.11.3/usertools/dpdk-devbind.py -s
> |
> > more
> >
> > Network devices using DPDK-compatible driver
> > ============================================
> > 0000:41:0a.0 'Ethernet Virtual Function 700 Series 154c' drv=vfio-pci
> > unused=iavf,igb_uio
> > 0000:41:0a.1 'Ethernet Virtual Function 700 Series 154c' drv=vfio-pci
> > unused=iavf,igb_uio
> > <additional igb-uio devices>
> > 0000:41:0a.5 'Ethernet Virtual Function 700 Series 154c' drv=igb_uio
> > unused=iavf,vfio-pci
> > <additional vfio-pci devices>
>
> Afaics, device 0x8086 / 0x154c is known by the common IAVF code base,
> but it is associated with no PCI driver in DPDK.
> $ git grep -w IAVF_DEV_ID_VF v20.11 --
> v20.11:drivers/common/iavf/iavf_common.c:               case
> IAVF_DEV_ID_VF:
> v20.11:drivers/common/iavf/iavf_devids.h:#define IAVF_DEV_ID_VF
>          0x154C
>
> Copying i40e and iavf maintainers, for further guidance.
>
>
> --
> David Marchand
>
>