netperf-arm64
https://github.com/Moki38/netperf-arm64
As the original docker.io/tgraf/netperf didn't run on my RaspberryPI4 system. I reverse engineered a bit, to create this version.
The Cilium demo uses this, just replace "tgraf" with "moki38" in the "http-sw-app.yaml" file.