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hh_kvm.txt
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# Lista maquinas virtuales
virsh list --all
# Definicion maquina
virsh dumpxml VMNAME > domxml.xml
# Define una maquina nueva desde un xml
virsh define domxml.xml
virsh start nombre_maquina
# VDEV
################################
qemu-img create -f raw ubunt20.04-BASE.raw 10G
virsh attach-disk m0.k8s --source /var/lib/libvirt/images/vm-hdds/ubuntu20-m0.k8s-docker.raw --target vdb --persistent
# NET
################################
virsh net-dumpxml > netxml.xml
virsh net-define netxml.xml
virsh net-start NETNAME
virsh net-autostart NETNAME
# SNAPSHOT
###############################
virsh snapshot-create-as –domain {vm_name} –name {snapshot_name} –description “enter description here”
# Lista informacion sobre el snapshot
virsh snapshot-info --domain webserver --snapshotname webserver_snap
# Ver tamaño del snapshot
qemu-img info /var/lib/libvirt/images/snaptestvm.img
# Resize img
qemu-img resize image.qcow2 +SIZE
# Restaurar un vm a un snapshot
virsh snapshot-revert {vm_name} {snapshot_name}
# Lista snapshots
virsh snapshot-list --domain webserver
# Borrar un snapshot
virsh snapshot-delete --domain webserver --snapshotname webserver_snap