@tsukraw we will have to improve the doc
First migration :
[vm source] => [vm on xcp]
Check
[vm source] => [vm on xcp] => [copy/clone of vm on xcp]
test on [copy/clone of vm on xcp] <--
remove [copy/clone of vm on xcp]
Final migration
stop [vm source]
launch the same migraiton. The data already transfered won't be retransfered
applues the fixes you had to do during previous test
start [vm on xcp]