1. A method comprising: detecting that a clustered computing application is launched on a cluster of nodes, each node in the cluster being a virtual instance of a machine within a virtualization service; monitoring, using a processor of a machine, status of the nodes in the cluster to detect availability of a server within the virtualization service; and in response to the detecting of the availability of the server, issuing a notification message addressed to the server, the notification message including information for connecting to the cluster.