nova db missing in HA scenarios

nova services are failing after puppet runs are clean

error logged is

2014-06-03 17:14:23.686 6845 TRACE nova.openstack.common.threadgroup ProgrammingError: (ProgrammingError) (1146, "Table 'nova.services' doesn't exist") 'SELECT services.created_at AS services_created_at, services.updated_at AS services_updated_at, services.deleted_at AS services_deleted_at, services.deleted AS services_deleted, services.id AS services_id, services.host AS services_host, services.`binary` AS services_binary, services.topic AS services_topic, services.report_count AS services_report_count, services.disabled AS services_disabled, services.disabled_reason AS services_disabled_reason \nFROM services \nWHERE services.deleted = %s AND services.host = %s AND services.`binary` = %s \n LIMIT %s' (0, 'ci-os-con3', 'nova-consoleauth', 1)

nova-manage db sync to create the missing db and then restart services to work around