Abstract: The present invention relates to a monitoring support system for supporting monitoring of the migration of an IT resource. The monitoring support system includes: a virtualization control part for migrating an IT resource from a first monitoring system as a migration source to a second monitoring system as a migration destination; an IT resource management table update part for updating the migration source IT resource stored in an IT resource table in which the migration source IT resource or the migration destination IT resource is associated with the physical server to which the IT resource belongs; and a monitoring configuration migration part for migrating the monitoring configuration of the migration source IT resource, from the first monitoring system to the second monitoring system.