Hi, i now was able to catch the error.
It is: Length mismatch: 0000:00:12.0/virtio-net-pci.rom: 40000 in != 10000 qemu: warning: error while loading state for instance 0x0 of device 'ram' load of migration failed Stefan Am 09.05.2014 19:05, schrieb Paolo Bonzini: > Il 09/05/2014 15:13, Stefan Priebe - Profihost AG ha scritto: >> >> I see no output at the monitor of Qemu 2.0. >> >> # migrate -d tcp:a.b.c.d:6000 >> >> # info migrate >> capabilities: xbzrle: off x-rdma-pin-all: off auto-converge: on >> zero-blocks: off >> Migration status: failed >> total time: 0 milliseconds >> >> The target machine is still running at this point with no output. > > Anything on its stdout? > > Another test you could do, in addition to changing the devices, is this: > > 1) try with commit 6141f3bd6904df7cf9519c6444a14a608b9874c4 on the > destination (the next one caused a migration problem that was fixed > later). If it passes, go to step 1a. If it fails, go to step 2. > > 1a) try with commit c01a71c1a56fa27f43449ff59e5d03b2483658a2. If it > passes, go to step 1b. If it fails, report it here. > > 1b) bisect between v2.0.0 (known-bad) and > c01a71c1a56fa27f43449ff59e5d03b2483658a2 (known-good) to find the > culprit. Report results. > > 2) change the source to v1.7.0 and bisect between v1.7.0 and > 6141f3bd6904df7cf9519c6444a14a608b9874c4. Report results. > > Thanks! > > Paolo