A method of executing a job in a computer system, a resource manager and a high performance computer system

摘要

A method of executing a job in a computer system having a plurality of different allowed configurations comprises: receiving the job; identifying one or more representative samples of the job; executing the one or more representative samples in an experimental phase, the or each representative sample being executed with each different allowed configuration of the computer cluster; collecting execution data including speed of execution and energy used in each configuration during execution of the one or more representative samples and selecting a suitable configuration for the job taking speed of execution and energy use into account; and executing the remainder of the job in a completion phase with the suitable configuration.