To fix An error occurred while trying to retrieve a list of virtual switches message, follow the solutions mentioned below: Enable Protocol in Hyper-V Extensible ...
Various users have complained that they cannot launch a Virtual Machine created in Hyper-V Virtual Manager as the Ethernet port failed to allocate resources while connecting to the virtual switch.
Hyper-V automatically optimizes NUMA placement, reducing manual tuning needs in virtual machine deployments. Adding virtual processors only helps when CPU bottlenecks exist and workloads can use them.