Backup über snapshot

Welche Platten werden benutzt

• virsh domblklist tiazel.xinux.lan

Target     Source
------------------------------------------------
vda        /var/lib/libvirt/images/tiazel.xinux.lan.qcow2

Snapshot erzeugen

• virsh snapshot-create-as --domain tiazel.xinux.lan state1 --diskspec vda,file=/var/lib/libvirt/images/tiazel.xinux.lan.state1 --disk-only --atomic

Welche Platten werden benutzt

• virsh domblklist tiazel.xinux.lan

Target     Source
------------------------------------------------
vda        /var/lib/libvirt/images/tiazel.xinux.lan.state1

Backup

• rsync --progress tiazel.xinux.lan.qcow2 tiazel.xinux.lan-backup.qcow2

Block pull image

• virsh blockpull --wait --domain tiazel.xinux.lan /var/lib/libvirt/images/tiazel.xinux.lan.1

Pull complete

Delete snapshot

• virsh snapshot-delete tiazel.xinux.lan 1 --metadata

Domain snapshot 1 deleted

Backup

• rsync --progress tiazel.xinux.lan.qcow2 tiazel.xinux.lan-backup.qcow2

Links

• https://docs.fedoraproject.org/en-US/Fedora_Draft_Documentation/0.1/html/Virtualization_Deployment_and_Administration_Guide/sub-sect-blockpull.html
• http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit