[dpdk-dev] Exporting DPDK network interfaces statistics

[Bruce Richardson]

On Sat, Mar 21, 2020 at 02:47:22PM -0400, Adel Belkhiri wrote:
> Hello guys,
> 
> I'm trying to develop a monitoring tool capable of exporting some
> statistics about DPDK network interfaces. The problem with spawning a
> "secondary process", the way proc-info does, is that not all the network
> interfaces are "seen" but just those managed by a single primary process.
> 
> I was wondering if there is another way to implement this without spawning
> many processes.
> 
> Thank you.
> 

Have you looked into the telemetry library and it's socket interface for
getting stats? If you run e.g. testpmd with --telemetry you can view stats
using the dpdk-telemetry-client.py script in usertools. There is also some
enhancments to telemetry proposed, which might be of interest to you too,
since it allows easier querying of the stats:
http://patches.dpdk.org/project/dpdk/list/?series=8987