Pretty Damn Quick (PDQ) analytically solves queueing network models of computer and manufacturing systems, data networks, etc., written in conventional programming languages. Generic or customized reports of predicted performance measures are output.
CACM = Client Access to Cluster Manager manage access via ssh for user to a cluster (or a computer) via SSH key and a Web calendar Interface. The web site manage all users. An user can reserve the cluster via the web site. A daemon generate a SSH-key-p.