LVM Snapshot
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Install
- apt-get install lvm2
- reboot
Create LVM System
- pvcreate /dev/sda1
- vgcreate data /dev/sda1
- lvcreate -L 50G -n vms data
Format and mount
- mkfs.ext4 /dev/data/vms
- mkdir /mnt/vms
- mount /dev/data/vms /mnt/vms/
LVM Snapshot erstellen
- lvcreate -s -L 2G --name vms-snap /dev/data/vms
- mkdir /mnt/snapshot
- mount /dev/data/vms-snap /mnt/snapshot/
- cp /mnt/snapshot/vm.qcow2 /backup/
- umount /mnt/snapshot
- lvremove /dev/data/vms-snap