1. Operating Systems
ESA/370 provided a new virtual storage space for data only, called a data space. Unlike a cross-memory address space, no application code can execute in a data space. In September 1990, IBM announced ESA/390 and the ES/9000 family of processors. ... MVS supported all parallel processing environments, provided significant improvements with data sharing and workload balancing. ... Needless to say, MVS remains a superior batch processing system. ...
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