gridcentric/openstack — pull request #161 by dscannell (2012-10-19 16:17:11+00:00)
Title: Ensure instances can not get stuck in MIGRATING state.

The manager now has a periodic task that checks up on migrating
instances. The task is responsible for either moving stuck migrations
either to ACTIVE if the migratin can be safely retried or ERROR if
it is unrecoverable.