OS/VS2
OS/VS2
(operating system)An operating system from IBM, released
with the IBM S/370 and originally known as OS/MVT. OS/VS2
R1 was known as SVS (Single Virtual Storage) as it had a
single 16 MB virtual address space. OS/VS2 R2 was known as
MVS - Multiple Virtual Storage.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)