Operating System/Virtual Storage 2 (OS/VS2) is the successor operating system to OS/360 MVT in the
OS/360
OS/360, officially known as IBM System/360 Operating System, is a discontinued batch processing operating system developed by IBM for their then-new System/360 mainframe computer, announced in 1964; it was influenced by the earlier IBSYS/IBJOB ...
family.
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SVS refers to OS/VS2 Release 1
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MVS refers to OS/VS2 Release 2 and later
{{Set index
IBM mainframe operating systems