... 3 Application A Grid Clustering Systems A.1 Preface . ... For clusters, however, this `glue' is the cluster management software which functions in a similar fashion to an operating system's kernel, providing the ability to schedule and execute jobs, monitor the state of the system, balance loads, etc.. ... The software should also be able to easily incorporate machines dedicated to the purpose of running cluster jobs. ... Can the cluster's job scheduling software be used as a Globus job manager? ...