Sysadmin/Migrate virtual machine: Difference between revisions
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== How to migrate a file-based guest to LVM == | == How to migrate a file-based guest to LVM (online method) == | ||
* First, create the logical volume and attach it to the running VM: | * First, create the logical volume and attach it to the running VM: | ||
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#treehouse virsh start lightwave --console | #treehouse virsh start lightwave --console | ||
== How to migrate a file-based guest to LVM (offline method) == | |||
* Determine the offset of the root partition within the raw disk image: | |||
fdisk -l -u vm.img | |||
* Convert the start offset to bytes: | |||
mount -o loop,offset=$((63 * 512)) vm.img /mnt/ | |||
* Then create an LV and copy over everything as in the online case | |||
== How to migrate an LVM-based guest to another host == | == How to migrate an LVM-based guest to another host == | ||