LVM Snapshot: Unterschied zwischen den Versionen
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Thomas (Diskussion | Beiträge) (→mount) |
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| (10 dazwischenliegende Versionen von 2 Benutzern werden nicht angezeigt) | |||
| Zeile 1: | Zeile 1: | ||
| + | =Install= | ||
| + | *apt-get install lvm2 | ||
| + | *reboot | ||
| + | |||
=Create LVM System= | =Create LVM System= | ||
| − | *pvcreate /dev/ | + | *pvcreate /dev/sdc |
| − | *vgcreate data /dev/ | + | *vgcreate data /dev/sdc |
| − | *lvcreate -L | + | *lvcreate -L 4G -n vms data |
=Format and mount= | =Format and mount= | ||
| Zeile 8: | Zeile 12: | ||
*mkdir /mnt/vms | *mkdir /mnt/vms | ||
*mount /dev/data/vms /mnt/vms/ | *mount /dev/data/vms /mnt/vms/ | ||
| + | =LVM Snapshot erstellen (Backup Konzept)= | ||
| + | *lvcreate -s -L 2G --name vms-snap /dev/data/vms | ||
| + | *mkdir /mnt/snapshot | ||
| + | *mount /dev/data/vms-snap /mnt/snapshot/ | ||
| + | *mkdir -p /backup/vms-$(date +%Y-%m-%d-%H-%M) | ||
| + | *cp -va /mnt/snapshot/* /backup/vms-$(date +%Y-%m-%d-%H-%M) | ||
| + | |||
| + | *umount /mnt/snapshot | ||
| + | *lvremove /dev/data/vms-snap | ||
| + | |||
| + | =Links= | ||
| + | *https://www.thomas-krenn.com/de/wiki/LVM_Snapshot_Merge | ||
Aktuelle Version vom 17. Juli 2024, 10:25 Uhr
Install
- apt-get install lvm2
- reboot
Create LVM System
- pvcreate /dev/sdc
- vgcreate data /dev/sdc
- lvcreate -L 4G -n vms data
Format and mount
- mkfs.ext4 /dev/data/vms
- mkdir /mnt/vms
- mount /dev/data/vms /mnt/vms/
LVM Snapshot erstellen (Backup Konzept)
- lvcreate -s -L 2G --name vms-snap /dev/data/vms
- mkdir /mnt/snapshot
- mount /dev/data/vms-snap /mnt/snapshot/
- mkdir -p /backup/vms-$(date +%Y-%m-%d-%H-%M)
- cp -va /mnt/snapshot/* /backup/vms-$(date +%Y-%m-%d-%H-%M)
- umount /mnt/snapshot
- lvremove /dev/data/vms-snap