I have detected that network rate limit work wrong using HTTP request.
This is a speed without rate limit:

And here you can see a very slow speed using http, but normal speed when test using iperf:

I reproduced this bug on all nodes with the last proxmox.
This is a speed without rate limit:

And here you can see a very slow speed using http, but normal speed when test using iperf:

I reproduced this bug on all nodes with the last proxmox.
pveversionpve-manager/9.1.7/16b139a017452f16 (running kernel: 6.17.13-2-pve)