2010/5/3 Charles Duffy <charles@dyfis.net>:
> The question then -- is the 50ms poll in qemuDomainWaitForMigrationComplete
> (called from qemudDomainSave) perhaps too frequent?

What's the libvirt version?

Maybe the "Poll for migration end every 50ms instead of 50us" [1]
commit (part of 0.8.1) fixes your problem, if you're currently using
libvirt < 0.8.1.