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2026-03-12 20:51:59

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2026-03-12 21:51:59 +01:00
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divers/oracle_clone_using_lv_snap_01.txt Normal file
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On Dom0:
qemu-img create -f raw /vm/hdd0/kamino/data_03.img 20G
chown qemu:qemu /vm/hdd0/kamino/data_03.img
chmod 600 /vm/hdd0/kamino/data_03.img
virsh attach-disk kamino /vm/hdd0/kamino/data_03.img vdh --driver qemu --subdriver raw --targetbus virtio --persistent
qemu-img create -f raw /vm/hdd0/kamino/fra_02.img 20G
chown qemu:qemu /vm/hdd0/kamino/fra_02.img
chmod 600 /vm/hdd0/kamino/fra_02.img
virsh attach-disk kamino /vm/hdd0/kamino/fra_02.img vdi --driver qemu --subdriver raw --targetbus virtio --persistent
On VM:
pvcreate /dev/vdh
pvcreate /dev/vdi
vgextend vg_data /dev/vdh
vgextend vg_fra /dev/vdi
lvcreate -s -n lv_snap_data -L 19G vg_data/lv_data
mkdir /snap_data /snap_fra
# On XFS add options: rw,nouuid, otherwise the mount fails
mount -o rw,nouuid /dev/vg_data/lv_snap_data /snap_data
# try: xfs_admin -U generate /dev/vg_data/lv_snap_data
umount /snap_data
lvremove vg_data/lv_snap_data