General

# virsh start MyVM

# virsh shutdown MyVM

# virsh list --all

# virsh dominfo MyVM

# virsh autostart MyVM

# virsh autostart -disable MyVM

# virt-clone --original templateName --name newName --file /home/agorbachev/KVM/newName.qcow2

Snapshot

# virsh snapshot-list MyVM

# virsh snapshot-create-as MyVM comment

# virsh snapshot-revert MyVM snapshotName

Create thin provisioned disk

# qemu-img create -f qcow2 -o preallocation=metadata /home/agorbachev/KVM/template.qcow2 100G

Convert raw to qcow2

# qemu-img convert -f raw -O qcow2 server1.img server1.qcow2

# chown qemu:qemu server1.qcow2