Network
openvpn data channel offload
openvpn is working on offloading the data channel to kernel space. This is improving throughput by an order of magnitude according tests.
freebsd 12.3 / pfsense 2.6 on hyper-v with low throughput
Upgrading pfsense running on hyper-v to version 2.6 might result in a massive performance regression when the VMSwitch has RSC enabled.