Unable to run dpdk -dumpcap with Mellanox

[Stephen Hemminger]

On Fri, 25 Mar 2022 08:00:45 +0000
Ariba Ehtesham <ariba at dreambigsemi.com> wrote:

> sudo ./build/app/dpdk-dumpcap  -i 04:00.1 -w /tmp/capture.pcapng
> Device 0000:04:00.0 is not driven by the primary process

First you must have a primary process running doing something.
DPDK-dumpcap is a secondary only process.

The interface you gave is not being controlled by primary process.
Use dpdk-dumpcap -D described in documentation to show the available
devices.