qemu-system-x86_64 -m 4096 -smp 2 -drive file=noble-server-cloudimg-amd64.img,format=qcow2 -net user,hostfwd=tcp::2222-:22 -net nic
wget https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img vm image ubuntu
| Source | Format | Use Case | |--------|--------|----------| | | .qcow2 , .raw , .vmdk , .vhdx | KVM, OpenStack, Proxmox, WSL2 | | Vagrant Cloud | Vagrant boxes (VirtualBox, libvirt, Hyper-V) | Development environments | | OSBoxes (community) | .vdi , .vmdk | VirtualBox/VMware learning | | Microsoft Hyper-V Gallery | .vhdx | Windows Hyper-V | format=qcow2 -net user
Virtual machine images are pre-configured disk templates containing an operating system and optional software. Ubuntu provides official, minimal, production-ready VM images for x86_64 and ARM64 architectures. These images reduce deployment time from hours (bare-metal install) to minutes. .vhdx | KVM
Create user-data :