On Wednesday 07 October 2009 10:25:11 Thomas Treutner wrote: Here the debug output of libvirtd: http://tt.scripty.at/tmp/node01.txt.gz http://tt.scripty.at/tmp/node02.txt.gz At start, domain wp01 is @ node01, and wp02 @ node02. Then their placement is exchanged. After migration: node01:~# xm list Name ID Mem VCPUs State Time(s) Domain-0 0 256 2 r----- 37.9 wp02 2 512 2 -b---- 0.9 node02:~# xm list Name ID Mem VCPUs State Time(s) Domain-0 0 192 2 r----- 52.4 wp01 3 512 2 -b---- 1.0 virt-top etc. don't see wp01@node02 anymore. libvirt obviously returns ID 1 for it, which can't be resolved. As there is no alternative to int[] listDomains() (f.e., return UUIDs), I'm stuck here. NB: Doing migration with xm migrate works fine, libvirt isn't confused by that. -t-