$NetBSD: README.NetBSD,v 1.1 2023/12/07 17:41:55 gdt Exp $ To use the NetBSD/amd64 Virtual Memory Monitor (NVMM) for QEMU : Load the NVMM kernel driver if not already loaded # modload nvmm You may want to run the NVMM tests to confirm that your setup is correct: # cd /usr/tests/lib/libnvmm/ # atf-run | atf-report Configure the permissions once either by adding the username(s) of its users to the nvmm group in /etc/groups. Append "-accel nvmm" to your usual Qemu command line $ qemu-system-x86_64 -smp 4 -m 8G -cdrom Win10_2004_English_x64.iso -accel nvmm See nvmm(4) and nvmmctl(8) or visit https://m00nbsd.net/4e0798b7f2620c965d0dd9d6a7a2f296.html for more info.