| Requirement | Specification | |-------------|---------------| | | KVM (libvirt + QEMU) | | Host OS | Ubuntu 20.04/22.04, CentOS 8/9, RHEL 8+, Debian 11+ | | CPU | x86_64 with VT-x/AMD-V (nested virtualization optional) | | RAM | Minimum 2 GB (4+ GB recommended for production) | | Storage | 20–50 GB free space for QCOW2 image | | Network | At least 2 virtual NICs (management + traffic) |