Sysadmin/Migrate virtual machine: Difference between revisions
m moved Infrastructure Team/Migrate virtual machine to Sysadmin/Migrate virtual machine: restructure |
No edit summary |
||
| Line 1: | Line 1: | ||
== How to migrate a | == How to migrate a file-based guest to LVM == | ||
treehouse# scp lightwave:/boot/{vmlinuz,initrd}-2.6.31-22-server /srv/vm/kernel/ubuntu/ | |||
treehouse# virsh vol-create-as treehouse lightwave 10G | |||
treehouse# virsh attach-disk lightwave /dev/treehouse/lightwave-root vdc | |||
treehouse# virsh console lightwave | |||
lightwave# mkfs.ext4 -L lightwave-root -O flex_bg,extent,uninit_bg,sparse_super /dev/vdc | |||
lightwave# tune2fs -c -1 -i 0 /dev/vdc | |||
lightwave# mount /dev/vdc /mnt | |||
lightwave# rsync -PHAXphax --numeric-ids --delete / /mnt/ | |||
lightwave# vim /mnt/etc/fstab | |||
lightwafe# umount /mnt | |||
lightwave# ^D | |||
treehouse# virsh edit lightwave | |||
<os> | |||
<type arch='x86_64' machine='pc-0.11'>hvm</type> | |||
<kernel>/srv/vm/kernel/ubuntu/vmlinuz-2.6.31-22-server</kernel> | |||
<initrd>/srv/vm/kernel/ubuntu/initrd.img-2.6.31-22-server</initrd> | |||
<cmdline>console=tty0 console=ttyS0,115200n8 vga=normal root=LABEL=lightwave-root ro</cmdline> | |||
<boot dev='hd'/> | |||
</os> | |||
<devices> | |||
... | |||
<disk type='block' device='disk'> | |||
<source dev='/dev/treehouse/lightwave-root'/> | |||
<target dev='vda' bus='virtio'/> | |||
</disk> | |||
... | |||
</devices> | |||
#treehouse virsh destroy lightwave | |||
#treehouse virsh start lightwave --console | |||
== How to migrate an LVM-based guest to another host == | |||
(untested procedure) | (untested procedure) | ||