To accomplish both, the demand of the users of parallel systems for a low response time and the ambition of the system maintainers for a high utilization, is hard to do. A high utilization normally results in long waiting times for the users’ jobs. An alternative to the standard jobs with fixed width are more flexible jobs models. They allow to change the job’s width at application start (molda...

nowadays, by successful application of on time production concept in other concepts like production management and storage, the need to complete the processing of jobs in their delivery time is considered a key issue in industrial environments. unrelated parallel machines scheduling is a general mood of classic problems of parallel machines. in some of the applications of unrelated parallel mac...