Virt-sysprep

virt-sysprep command included in libguestfs-tools package reset, unconfigure or customize a virtual machine so clones can be made.

WARNING: Using virt-sysprep on live virtual machines, or concurrently with other disk editing tools, can be dangerous, potentially causing disk corruption. Virtual Machine must be shut down.

Command examples

• List operations:

virt-sysprep --list-operations

• Performs a read-only "dry run" sysprep operation:

virt-sysprep --dry-run TEST_VM_TO_RESET

• To reset everything:

virt-sysprep -d TEST_VM_TO_RESET

• To Change name and force to keep user account MY_USERNAME_TO_KEEP

virt-sysprep -d testvm --hostname testvm --enable user-account --keep-user-accounts MY_USERNAME_TO_KEEP

• virt-sysprep -d bionic

Related commands

• virt-builder
• virt-install

Activities

• Read https://www.cyberciti.biz/faq/reset-a-kvm-clone-virtual-machines-with-virt-sysprep-on-linux/

See also

• libguestfs-tools: virt-sysprep, virt-clone, virt-builder, virt-customize, virt-resize, virt-rescue, virt-sparsify, guestmount, guestfish, virt-inspector, virt-cat, virt-log, virt-df, virt-ls, virt-filesystems, virt-list-filesystems, virt-edit
• virt-builder
• virsh: Storage information, Connecting, Operations, Memory, Snapshots, Networking, CPU, release notes, virsh nodedev-list
• KVM, Installation, QEMU, virsh, virtinst, libguestfs-tools, libvirt, qemu, Red Hat Virtualization (RHV), MacVTap, Virtio, oVirt, KVM services, KVM networking, KVM graphics, CPU, KVM on ARM

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Source: wikiversity